Merge pull request #3114 from FoamyGuy/add_spell_jam

Add Spell Jam project

.github/workflows/arduino_cron.yml

@@ -61,7 +61,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arduino-platform: ["cpb", "cpc", "cpx_ada", "esp32", "esp8266", "feather32u4", "feather_esp32c6", "feather_m0_express", "feather_m4_express", "feather_rp2040", "feather_rp2040_adalogger", "flora", "funhouse", "gemma", "gemma_m0", "hallowing_m0", "hallowing_m4_tinyusb", "ledglasses_nrf52840", "magtag", "metro_m0", "metro_m0_tinyusb", "metro_m4", "metro_m4_tinyusb", "monster_m4sk", "monster_m4sk_tinyusb", "neokeytrinkey_m0", "neotrellis_m4", "nrf52832", "nrf52840", "pixeltrinkey_m0", "protrinket_5v", "proxlighttrinkey_m0", "pybadge", "pycamera_s3",  "pygamer", "pyportal", "qualia_s3_rgb666", "qt2040_trinkey", "qtpy_m0", "qtpy_esp32s2", "rotarytrinkey_m0", "sht4xtrinkey_m0", "slidetrinkey_m0", "trinket_5v", "trinket_m0", "uno"]
+        arduino-platform: ["cpb", "cpc", "cpx_ada", "esp32", "esp8266", "feather32u4", "feather_esp32c6", "feather_m0_express", "feather_m4_express", "feather_rp2040", "feather_rp2040_adalogger", "feather_rp2350", "flora", "fruit_jam_tinyusb", "funhouse", "gemma", "gemma_m0", "hallowing_m0", "hallowing_m4_tinyusb", "ledglasses_nrf52840", "magtag", "metro_m0", "metro_m0_tinyusb", "metro_m4", "metro_m4_tinyusb", "monster_m4sk", "monster_m4sk_tinyusb", "metro_rp2350", "neokeytrinkey_m0", "neotrellis_m4", "nrf52832", "nrf52840", "pixeltrinkey_m0", "protrinket_5v", "proxlighttrinkey_m0", "pybadge", "pycamera_s3",  "pygamer", "pyportal", "qualia_s3_rgb666", "qt2040_trinkey", "qtpy_m0", "qtpy_esp32s2", "rotarytrinkey_m0", "sht4xtrinkey_m0", "slidetrinkey_m0", "trinket_5v", "trinket_m0", "uno"]
     runs-on: ubuntu-latest
     if: needs.check-if-needed.outputs.answer == 'true'
     needs: check-if-needed
@@ -97,6 +97,8 @@ jobs:
         git clone --quiet https://github.com/adafruit/HID /home/runner/Arduino/libraries/HID_Project
         rm -rf /home/runner/Arduino/libraries/ArduinoHttpClient
         git clone --quiet https://github.com/arduino-libraries/ArduinoHttpClient.git /home/runner/Arduino/libraries/ArduinoHttpClient
+        git clone --quiet https://github.com/pschatzmann/ESP32-A2DP /home/runner/Arduino/libraries/ESP32-A2DP
+        git clone --quiet https://github.com/pschatzmann/arduino-audio-tools /home/runner/Arduino/libraries/arduino-audio-tools
 
     - name: test platforms
       run: python3 ci/build_platform.py ${{ matrix.arduino-platform }}

4x4_MIDI_Messenger/code.py

@@ -8,6 +8,7 @@ import digitalio
 from rainbowio import colorwheel
 import keypad
 import displayio
+import i2cdisplaybus
 import busio
 import adafruit_seesaw.seesaw
 import adafruit_seesaw.neopixel
@@ -50,7 +51,7 @@ oled_reset = board.D13
 
 i2c = board.STEMMA_I2C()
 # STEMMA OLED setup
-display_bus = displayio.I2CDisplay(i2c, device_address=0x3D, reset=oled_reset)
+display_bus = i2cdisplaybus.I2CDisplayBus(i2c, device_address=0x3D, reset=oled_reset)
 display = adafruit_displayio_ssd1306.SSD1306(display_bus, width=128, height=64)
 
 splash = displayio.Group()

8_Channel_Solenoid_Driver/Arduino_Solenoid_Driver/Arduino_Solenoid_Driver.ino

@@ -0,0 +1,47 @@
+// SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+#include <Adafruit_MCP23X17.h>
+
+#define NOID_1 0     // MCP23XXX pin LED is attached to
+#define NOID_2 4     // MCP23XXX pin LED is attached to
+
+Adafruit_MCP23X17 mcp;
+
+void setup() {
+  Serial.begin(115200);
+  while (!Serial);
+  Serial.println("8 Channel Solenoid Driver Demo");
+  if (!mcp.begin_I2C()) {
+    Serial.println("Couldn't find MCP23017..");
+    while (1);
+  }
+  mcp.pinMode(NOID_1, OUTPUT);
+  mcp.pinMode(NOID_2, OUTPUT);
+
+  Serial.println("Found MCP23017, looping...");
+}
+
+void loop() {
+  Serial.println("Solenoid 1!");
+  mcp.digitalWrite(NOID_1, HIGH);
+  delay(500);
+  mcp.digitalWrite(NOID_1, LOW);
+  delay(500);
+  Serial.println("Solenoid 2!");
+  mcp.digitalWrite(NOID_2, HIGH);
+  delay(500);
+  mcp.digitalWrite(NOID_2, LOW);
+  delay(500);
+  Serial.println("Together!");
+  mcp.digitalWrite(NOID_1, HIGH);
+  mcp.digitalWrite(NOID_2, HIGH);
+  delay(1000);
+  mcp.digitalWrite(NOID_1, LOW);
+  mcp.digitalWrite(NOID_2, LOW);
+  delay(2000);
+  Serial.println("Repeat!");
+  Serial.println();
+  delay(500);
+}

8_Channel_Solenoid_Driver/CircuitPython/code.py

@@ -0,0 +1,38 @@
+# SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+from adafruit_mcp230xx.mcp23017 import MCP23017
+
+i2c = board.STEMMA_I2C()
+
+mcp = MCP23017(i2c)
+
+noid_1 = mcp.get_pin(0)
+noid_2 = mcp.get_pin(4)
+noid_1.switch_to_output(value=False)
+noid_2.switch_to_output(value=False)
+
+while True:
+    noid_1.value = True
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(0.2)
+    noid_1.value = False
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(0.2)
+    noid_2.value = True
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(0.2)
+    noid_2.value = False
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(1)
+    noid_1.value = True
+    noid_2.value = True
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(1)
+    noid_1.value = False
+    noid_2.value = False
+    print(f"Solenoid 1: {noid_1.value}, Solenoid 2: {noid_2.value}")
+    time.sleep(2)

AHT20_OLED/code.py

@@ -11,6 +11,7 @@ import adafruit_ahtx0
 
 # OLED
 import displayio
+import i2cdisplaybus
 import terminalio
 from adafruit_display_text import label
 import adafruit_displayio_ssd1306
@@ -25,7 +26,7 @@ aht20 = adafruit_ahtx0.AHTx0(i2c)
 
 
 #OLED
-display_bus = displayio.I2CDisplay(i2c, device_address=0x3C)
+display_bus = i2cdisplaybus.I2CDisplayBus(i2c, device_address=0x3C)
 display = adafruit_displayio_ssd1306.SSD1306(display_bus, width=128, height=32)
 
 # Make the display context

AS5600_Magnetic_Encoder/code.py

@@ -0,0 +1,43 @@
+# SPDX-FileCopyrightText: Copyright (c) 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+"""AS5600 Encoder"""
+import usb_hid
+import board
+from adafruit_hid.consumer_control import ConsumerControl
+from adafruit_hid.consumer_control_code import ConsumerControlCode
+import adafruit_as5600
+
+i2c = board.STEMMA_I2C()
+sensor = adafruit_as5600.AS5600(i2c)
+enc_inc = ConsumerControlCode.VOLUME_INCREMENT
+enc_dec = ConsumerControlCode.VOLUME_DECREMENT
+cc = ConsumerControl(usb_hid.devices)
+
+last_val = sensor.angle
+
+THRESHOLD = sensor.max_angle // 2 # default max_angle is 4095
+# you can change the max_angle. ex: sensor.max_angle = 1000
+
+MIN_CHANGE = 25  # minimum change to register as movement
+# increase to make less sensitive, decrease to make more sensitive
+
+while True:
+    enc_val = sensor.angle
+    if abs(enc_val - last_val) >= MIN_CHANGE or abs(enc_val - last_val) > THRESHOLD:
+        # Calculate the difference
+        diff = enc_val - last_val
+        # Check for wraparound
+        if diff > THRESHOLD:
+            # Wrapped from ~4095 to ~0 (actually turning backwards)
+            cc.send(enc_dec)
+        elif diff < -THRESHOLD:
+            # Wrapped from ~0 to ~4095 (actually turning forwards)
+            cc.send(enc_inc)
+        elif diff > 0:
+            # Normal forward rotation
+            cc.send(enc_inc)
+        else:
+            # Normal backward rotation (diff < 0)
+            cc.send(enc_dec)
+        last_val = enc_val

Adafruit_DRV8833/arduino/drv8833_onoff/drv8833_onoff.ino

@@ -0,0 +1,40 @@
+// SPDX-FileCopyrightText: 2025 Carter Nelson for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+// Basic ON/OFF control of DC motor via DRV8833
+
+#define AIN1   5
+#define AIN2   6
+#define SLP    7
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("Adafruit DRV8833 DC Motor Example - ON/OFF");
+
+  // configure pins
+  pinMode(AIN1, OUTPUT);
+  pinMode(AIN2, OUTPUT);
+  pinMode(SLP, OUTPUT);
+
+  // enable DRV8833
+  digitalWrite(SLP, HIGH);
+}
+
+void loop() {
+  //
+  // FORWARD
+  //
+  Serial.println("Forward");
+  digitalWrite(AIN1, HIGH);
+  digitalWrite(AIN2, LOW);
+  delay(1000);
+
+  //
+  // REVERSE
+  //
+  Serial.println("Reverse");
+  digitalWrite(AIN1, LOW);
+  digitalWrite(AIN2, HIGH);
+  delay(1000);
+}

Adafruit_DRV8833/arduino/drv8833_pwm/drv8833_pwm.ino

@@ -0,0 +1,60 @@
+// SPDX-FileCopyrightText: 2025 Carter Nelson for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+// PWM speed control of DC motor via DRV8833
+
+#define AIN1   5
+#define AIN2   6
+#define SLP    7
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("Adafruit DRV8833 DC Motor Example - PWM");
+
+  // configure pins
+  pinMode(AIN1, OUTPUT);
+  pinMode(AIN2, OUTPUT);
+  pinMode(SLP, OUTPUT);
+
+  // enable DRV8833
+  digitalWrite(SLP, HIGH);
+}
+
+void loop() {
+  //
+  // FORWARD
+  //
+  Serial.println("Forward");
+  digitalWrite(AIN2, LOW);
+  // ramp speed up
+  Serial.println("  ramping up");
+  for (int duty_cycle=0; duty_cycle<256; duty_cycle++) {
+    analogWrite(AIN1, duty_cycle);
+    delay(10);
+  }
+  // ramp speed down
+  Serial.println("  ramping down");
+  for (int duty_cycle=255; duty_cycle>=0; duty_cycle--) {
+    analogWrite(AIN1, duty_cycle);
+    delay(10);
+  }
+
+  //
+  // REVERSE
+  //
+  Serial.println("Reverse");
+  digitalWrite(AIN1, LOW);
+  // ramp speed up
+  Serial.println("  ramping up");
+  for (int duty_cycle=0; duty_cycle<256; duty_cycle++) {
+    analogWrite(AIN2, duty_cycle);
+    delay(10);
+  }
+  // ramp speed down
+  Serial.println("  ramping down");
+  for (int duty_cycle=255; duty_cycle>=0; duty_cycle--) {
+    analogWrite(AIN2, duty_cycle);
+    delay(10);
+  }
+}

Adafruit_DRV8833/arduino/drv8833_stepper/drv8833_stepper.ino

@@ -0,0 +1,30 @@
+// SPDX-FileCopyrightText: 2025 lady ada for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+#include <Stepper.h>
+
+// change this to the number of steps on your motor
+#define STEPS 200
+
+// create an instance of the stepper class, specifying
+// the number of steps of the motor and the pins it's
+// attached to
+Stepper stepper(STEPS, 4, 5, 6, 7);
+
+
+void setup()
+{
+  Serial.begin(9600);
+  Serial.println("Stepper test!");
+  // set the speed of the motor to 30 RPMs
+  stepper.setSpeed(60);
+}
+
+void loop()
+{
+  Serial.println("Forward");
+  stepper.step(STEPS);
+  Serial.println("Backward");
+  stepper.step(-STEPS);
+}

Adafruit_DRV8833/circuitpython/onoff/code.py

@@ -0,0 +1,37 @@
+# SPDX-FileCopyrightText: 2025 Carter Nelson for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import digitalio
+
+# Configure pins
+AIN1 = digitalio.DigitalInOut(board.D5)
+AIN2 = digitalio.DigitalInOut(board.D6)
+SLP = digitalio.DigitalInOut(board.D7)
+
+AIN1.switch_to_output()
+AIN2.switch_to_output()
+SLP.switch_to_output()
+
+# Enable DRV8833
+SLP.value = True
+
+# Loop forever
+while True:
+    #
+    # FORWARD
+    #
+    print("Forward")
+    AIN1.value = True
+    AIN2.value = False
+    time.sleep(1)
+
+    #
+    # REVERSE
+    #
+    print("Reverse")
+    AIN1.value = False
+    AIN2.value = True
+    time.sleep(1)

Adafruit_DRV8833/circuitpython/pwm/code.py

@@ -0,0 +1,48 @@
+# SPDX-FileCopyrightText: 2025 Carter Nelson for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import digitalio
+import pwmio
+
+# Configure pins
+AIN1 = pwmio.PWMOut(board.D5, frequency=2000)
+AIN2 = pwmio.PWMOut(board.D6, frequency=2000)
+SLP = digitalio.DigitalInOut(board.D7)
+
+SLP.switch_to_output()
+
+# Enable DRV8833
+SLP.value = True
+
+# Loop forever
+while True:
+    #
+    # FORWARD
+    #
+    print("Forward")
+    AIN2.duty_cycle = 0
+    print("  ramping up")
+    for duty_cycle in range(0, 65536, 100):
+        AIN1.duty_cycle = duty_cycle
+        time.sleep(0.01)
+    print("  ramping down")
+    for duty_cycle in range(65535, -1, -100):
+        AIN1.duty_cycle = duty_cycle
+        time.sleep(0.01)
+
+    #
+    # REVERSE
+    #
+    print("Reverse")
+    AIN1.duty_cycle = 0
+    print("  ramping up")
+    for duty_cycle in range(0, 65536, 100):
+        AIN2.duty_cycle = duty_cycle
+        time.sleep(0.01)
+    print("  ramping down")
+    for duty_cycle in range(65535, -1, -100):
+        AIN2.duty_cycle = duty_cycle
+        time.sleep(0.01)

Adafruit_ESP32_Arduino_Demos/ESP32_sleeptest/ESP32_sleeptest.ino

@@ -93,7 +93,7 @@ void disableInternalPower() {
 #endif
 
 #if defined(ARDUINO_ADAFRUIT_FEATHER_ESP32S2)
-  // turn on the I2C power by setting pin to rest state (off)
+  // turn off the I2C power by setting pin to rest state (off)
   pinMode(PIN_I2C_POWER, INPUT);
   pinMode(NEOPIXEL_POWER, OUTPUT);
   digitalWrite(NEOPIXEL_POWER, LOW);

Adafruit_ESP32_Arduino_Demos/SerialESPPassthrough/SerialESPPassthrough.ino

@@ -109,16 +109,32 @@ void setup() {
   digitalWrite(ESP32_RESETN, HIGH);
   pixel.setPixelColor(0, 20, 20, 0); pixel.show();
   delay(100);
+
+#if defined(LED_BUILTIN)
+  pinMode(LED_BUILTIN, OUTPUT);
+#endif
 }
 
 void loop() {
   while (Serial.available()) {
+#if defined(ARDUINO_ARCH_RP2040) // Neopixel is blocking and this annoys esptool
+  #if defined(LED_BUILTIN)
+  digitalWrite(LED_BUILTIN, HIGH);
+  #endif
+#else
     pixel.setPixelColor(0, 10, 0, 0); pixel.show();
+#endif
     SerialESP32.write(Serial.read());
   }
 
   while (SerialESP32.available()) {
+#if defined(ARDUINO_ARCH_RP2040) // Neopixel is blocking and this annoys esptool
+  #if defined(LED_BUILTIN)
+  digitalWrite(LED_BUILTIN, LOW);
+  #endif
+#else
     pixel.setPixelColor(0, 0, 0, 10); pixel.show();
+#endif    
     Serial.write(SerialESP32.read());
   }
 }

Adafruit_Feather_ESP32-S2/Arduino_BME280_DeepSleep_AdafruitIO/Arduino_BME280_DeepSleep_AdafruitIO.ino

@@ -0,0 +1,105 @@
+// SPDX-FileCopyrightText: 2025 Limor Fried for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+#include "config.h"
+#include <Adafruit_BME280.h>
+#include <Adafruit_NeoPixel.h>
+
+Adafruit_BME280 bme; // I2C
+
+AdafruitIO_Feed *temperature = io.feed("temperature");
+AdafruitIO_Feed *humidity = io.feed("humidity");
+AdafruitIO_Feed *pressure = io.feed("pressure");
+float temp, humid, pres;
+
+Adafruit_NeoPixel pixel(1, PIN_NEOPIXEL, NEO_GRB + NEO_KHZ800);
+
+
+void setup() {
+  Serial.begin(115200);
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(LED_BUILTIN, HIGH);
+
+  // wait for serial monitor to open
+  //while(! Serial);
+
+  // turn on neopixel
+  pinMode(NEOPIXEL_POWER, OUTPUT);
+  digitalWrite(NEOPIXEL_POWER, HIGH);
+  pixel.begin(); // INITIALIZE NeoPixel strip object (REQUIRED)
+  pixel.setBrightness(10); // not so bright
+
+  pixel.setPixelColor(0, 0xFF0000); // red
+  pixel.show();
+
+  if (! bme.begin()) {
+      Serial.println("Could not find a valid BME280 sensor, check wiring, address, sensor ID!");
+      deepSleep();
+  }
+  Serial.println("Found BME280");
+  float temp = bme.readTemperature();
+  float pres = bme.readPressure() / 100.0F;
+  float hum = bme.readHumidity();
+  // shhh time to close your eyes
+  bme.setSampling(Adafruit_BME280::MODE_SLEEP,
+                  Adafruit_BME280::SAMPLING_X16, Adafruit_BME280::SAMPLING_X16, Adafruit_BME280::SAMPLING_X16,
+                  Adafruit_BME280::FILTER_OFF,
+                  Adafruit_BME280::STANDBY_MS_1000);
+
+  Serial.print("Connecting to Adafruit IO");
+
+  pixel.setPixelColor(0, 0xFFFF00); // yellow
+  pixel.show();
+
+  // connect to io.adafruit.com
+  io.connect();
+
+  // wait for a connection
+  while(io.status() < AIO_CONNECTED) {
+    Serial.print(".");
+    delay(100);
+  }
+
+  // we are connected
+  pixel.setPixelColor(0, 0x00FF00); // green
+  pixel.show();
+  Serial.println();
+  Serial.println(io.statusText());
+
+  io.run();
+
+  temp = temp * 9.0 / 5.0 + 32;
+  Serial.print("Temperature = ");
+  Serial.print(temp);
+  Serial.println(" *F");
+  temperature->save(temp);
+
+  Serial.print("Pressure = ");
+  Serial.print(pres);
+  Serial.println(" hPa");
+  pressure->save(pres);
+
+  Serial.print("Humidity = ");
+  Serial.print(hum);
+  Serial.println(" %");
+  humidity->save(hum);
+
+  Serial.println();
+
+  deepSleep();
+}
+
+void loop() {
+   // we never get here!
+}
+
+
+void deepSleep() {
+  pinMode(NEOPIXEL_POWER, OUTPUT);
+  digitalWrite(NEOPIXEL_POWER, LOW); // off
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(LED_BUILTIN, LOW);
+
+  esp_sleep_enable_timer_wakeup(300000000); // 5 minutes
+  esp_deep_sleep_start();
+}

Adafruit_Feather_ESP32-S2/Arduino_BME280_DeepSleep_AdafruitIO/config.h

@@ -0,0 +1,10 @@
+// SPDX-FileCopyrightText: 2025 Limor Fried for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+#define IO_USERNAME "your-aio-username"
+#define IO_KEY "your-aio-token"
+#define WIFI_SSID "your-wifi-ssid"
+#define WIFI_PASS "your-wifi-pass"
+
+#include "AdafruitIO_WiFi.h"
+AdafruitIO_WiFi io(IO_USERNAME, IO_KEY, WIFI_SSID, WIFI_PASS);

Adafruit_Feather_ESP32-S2/BME280_LC709203_Adafruit_IO/code.py

@@ -3,6 +3,8 @@
 """
 CircuitPython Adafruit IO Example for BME280 and LC709203 Sensors
 """
+
+from os import getenv
 import time
 import ssl
 import alarm
@@ -14,11 +16,21 @@ import adafruit_requests
 from adafruit_io.adafruit_io import IO_HTTP, AdafruitIO_RequestError
 from adafruit_lc709203f import LC709203F, PackSize
 from adafruit_bme280 import basic as adafruit_bme280
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi and Adafruit IO credentials are kept in secrets.py, please add them there!")
-    raise
+
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
 
 # Duration of sleep in seconds. Default is 600 seconds (10 minutes).
 # Feather will sleep for this duration between sensor readings / sending data to AdafruitIO
@@ -78,9 +90,9 @@ def send_io_data(feed, value):
 # Wi-Fi connections can have issues! This ensures the code will continue to run.
 try:
     # Connect to Wi-Fi
-    wifi.radio.connect(secrets["ssid"], secrets["password"])
-    print("Connected to {}!".format(secrets["ssid"]))
-    print("IP:", wifi.radio.ipv4_address)
+    wifi.radio.connect(ssid, password)
+    print(f"Connected to {ssid}!")
+    print(f"IP: {wifi.radio.ipv4_address}")
 
     pool = socketpool.SocketPool(wifi.radio)
     requests = adafruit_requests.Session(pool, ssl.create_default_context())
@@ -90,12 +102,6 @@ except Exception as e:  # pylint: disable=broad-except
     print(e)
     go_to_sleep(60)
 
-# Set your Adafruit IO Username and Key in secrets.py
-# (visit io.adafruit.com if you need to create an account,
-# or if you need your Adafruit IO key.)
-aio_username = secrets["aio_username"]
-aio_key = secrets["aio_key"]
-
 # Initialize an Adafruit IO HTTP API object
 io = IO_HTTP(aio_username, aio_key, requests)
 

Adafruit_Feather_ESP32-S2/BME280_LC709203_Simple_Data/code.py

@@ -5,8 +5,8 @@ CircuitPython Simple Example for BME280 and LC709203 Sensors
 """
 import time
 import board
-from adafruit_bme280 import basic as adafruit_bme280
 from adafruit_lc709203f import LC709203F, PackSize
+from adafruit_bme280 import basic as adafruit_bme280
 
 # Create sensor objects, using the board's default I2C bus.
 i2c = board.I2C()  # uses board.SCL and board.SDA

Adafruit_Feather_ESP32-S2/CircuitPython_BME280_DeepSleep_AdafruitIO/code.py

@@ -0,0 +1,110 @@
+# SPDX-FileCopyrightText: Copyright (c) 2025 Tim Cocks for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython example for deep sleep and BME280 sensor sending data
+to Adafruit IO.
+"""
+from os import getenv
+import time
+import alarm
+import board
+import digitalio
+import neopixel
+import wifi
+
+from adafruit_bme280 import advanced as adafruit_bme280
+import adafruit_connection_manager
+import adafruit_requests
+from adafruit_io.adafruit_io import IO_HTTP, AdafruitIO_RequestError
+
+
+# enable power to NeoPixels.
+np_power = digitalio.DigitalInOut(board.NEOPIXEL_POWER)
+np_power.switch_to_output(value=True)
+
+# standard LED
+builtin_led = digitalio.DigitalInOut(board.LED)
+builtin_led.switch_to_output(value=True)
+
+# neopixel to use for status
+status_pixel = neopixel.NeoPixel(
+    board.NEOPIXEL, 1, brightness=0.1, pixel_order=neopixel.GRB, auto_write=True
+)
+status_pixel[0] = 0xFF0000
+
+# Create sensor object, using the board's default I2C bus.
+i2c = board.I2C()  # uses board.SCL and board.SDA
+bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c)
+print("Found BME280")
+# change this to match the location's pressure (hPa) at sea level
+bme280.sea_level_pressure = 1013.25
+
+# temperature converted to F
+temperature = bme280.temperature * 9 / 5 + 32
+humidity = bme280.relative_humidity
+pressure = bme280.pressure
+print("\nTemperature: %0.1f F" % temperature)
+print("Humidity: %0.1f %%" % humidity)
+print("Pressure: %0.1f hPa" % pressure)
+
+bme280.mode = adafruit_bme280.MODE_SLEEP
+bme280.overscan_temperature = adafruit_bme280.OVERSCAN_X16
+bme280.overscan_humidity = adafruit_bme280.OVERSCAN_X16
+bme280.overscan_pressure = adafruit_bme280.OVERSCAN_X16
+bme280.iir_filter = adafruit_bme280.IIR_FILTER_DISABLE
+bme280.standby_period = adafruit_bme280.STANDBY_TC_1000
+
+# set status pixel to yellow
+status_pixel[0] = 0xFFFF00
+
+print("Connecting to AdafruitIO")
+
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("WIFI_SSID")
+password = getenv("WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+print("Connecting to %s" % ssid)
+wifi.radio.connect(ssid, password)
+print("Connected to %s!" % ssid)
+
+# setup socket pool and requests session
+pool = adafruit_connection_manager.get_radio_socketpool(wifi.radio)
+ssl_context = adafruit_connection_manager.get_radio_ssl_context(wifi.radio)
+requests = adafruit_requests.Session(pool, ssl_context)
+
+# Initialize an Adafruit IO HTTP API object
+io = IO_HTTP(aio_username, aio_key, requests)
+
+# set status pixel to green
+status_pixel[0] = 0x00FF00
+
+try:
+    # Get the feeds from Adafruit IO
+    temperature_feed = io.get_feed("temperature")
+    humidity_feed = io.get_feed("humidity")
+    pressure_feed = io.get_feed("pressure")
+
+    # send data to the feeds
+    io.send_data(temperature_feed["key"], temperature)
+    io.send_data(humidity_feed["key"], humidity)
+    io.send_data(pressure_feed["key"], pressure)
+
+except AdafruitIO_RequestError as e:
+    print(e)
+    print(
+        "You must create feeds on AdafruitIO for: temperature, humidity, and pressure"
+    )
+
+# turn off the neopixel and builtin LED
+np_power.value = False
+builtin_led.value = False
+
+# Create an alarm that will trigger 5 minutes from now.
+time_alarm = alarm.time.TimeAlarm(monotonic_time=time.monotonic() + (5 * 60))
+# Exit the program, and then deep sleep until the alarm wakes us.
+alarm.exit_and_deep_sleep_until_alarms(time_alarm)
+# Does not return, so we never get here.

Adafruit_Feather_TFT_ESP32-S2/LC709203_Adafruit_IO/code.py

@@ -3,6 +3,8 @@
 """
 CircuitPython Adafruit IO Example for LC709203 Sensor
 """
+
+from os import getenv
 import time
 import ssl
 import alarm
@@ -13,11 +15,21 @@ import socketpool
 import adafruit_requests
 from adafruit_io.adafruit_io import IO_HTTP
 from adafruit_lc709203f import LC709203F, PackSize
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi and Adafruit IO credentials are kept in secrets.py, please add them there!")
-    raise
+
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
 
 # Duration of sleep in seconds. Default is 600 seconds (10 minutes).
 # Feather will sleep for this duration between sensor readings / sending data to AdafruitIO
@@ -58,9 +70,9 @@ def send_io_data(feed, value):
 # Wi-Fi connections can have issues! This ensures the code will continue to run.
 try:
     # Connect to Wi-Fi
-    wifi.radio.connect(secrets["ssid"], secrets["password"])
-    print("Connected to {}!".format(secrets["ssid"]))
-    print("IP:", wifi.radio.ipv4_address)
+    wifi.radio.connect(ssid, password)
+    print(f"Connected to {ssid}!")
+    print(f"IP: {wifi.radio.ipv4_address}")
 
     pool = socketpool.SocketPool(wifi.radio)
     requests = adafruit_requests.Session(pool, ssl.create_default_context())
@@ -70,12 +82,6 @@ except Exception as e:  # pylint: disable=broad-except
     print(e)
     go_to_sleep(60)
 
-# Set your Adafruit IO Username and Key in secrets.py
-# (visit io.adafruit.com if you need to create an account,
-# or if you need your Adafruit IO key.)
-aio_username = secrets["aio_username"]
-aio_key = secrets["aio_key"]
-
 # Initialize an Adafruit IO HTTP API object
 io = IO_HTTP(aio_username, aio_key, requests)
 

Adafruit_Feather_TFT_ESP32-S2/TFT_GitHub_Stars/code.py

@@ -3,6 +3,8 @@
 """
 CircuitPython GitHub Stars viewer
 """
+
+from os import getenv
 import time
 import ssl
 import wifi
@@ -13,12 +15,17 @@ from adafruit_display_text import bitmap_label
 from adafruit_bitmap_font import bitmap_font
 import adafruit_requests
 
-# Get WiFi details secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
 
 display = board.DISPLAY
 
@@ -38,10 +45,10 @@ group.append(text_area)
 display.root_group = group
 
 # Connect to WiFi
-print("Connecting to %s"%secrets["ssid"])
-wifi.radio.connect(secrets["ssid"], secrets["password"])
-print("Connected to %s!"%secrets["ssid"])
-print("My IP address is", wifi.radio.ipv4_address)
+print(f"Connecting to {ssid}")
+wifi.radio.connect(ssid, password)
+print(f"Connected to {ssid}!")
+print(f"My IP address is {wifi.radio.ipv4_address}")
 
 pool = socketpool.SocketPool(wifi.radio)
 requests = adafruit_requests.Session(pool, ssl.create_default_context())

Adafruit_I2S_BFF/CircuitPython/WAV/code.py

@@ -11,7 +11,7 @@ LOOP = False  # Update to True loop WAV playback. False plays once.
 
 audio = audiobusio.I2SOut(board.A2, board.A1, board.A0)
 
-with open("chikken.wav", "rb") as wave_file:
+with open("booploop.wav", "rb") as wave_file:
     wav = audiocore.WaveFile(wave_file)
 
     print("Playing wav file!")

Adafruit_IO_Air_Quality/code.py

@@ -2,6 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
+from os import getenv
 import time
 import board
 import busio
@@ -22,14 +23,22 @@ USE_CELSIUS = False
 # Interval the sensor publishes to Adafruit IO, in minutes
 PUBLISH_INTERVAL = 10
 
-### WiFi ###
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
+
+### WiFi ###
 
 # AirLift FeatherWing
 esp32_cs = DigitalInOut(board.D13)
@@ -38,8 +47,8 @@ esp32_ready = DigitalInOut(board.D11)
 
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
-status_light = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
+status_pixel = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(esp, ssid, password, status_pixel=status_pixel)
 
 # Connect to a PM2.5 sensor over UART
 reset_pin = None
@@ -142,7 +151,7 @@ def read_bme(is_celsius=False):
 
 
 # Create an instance of the Adafruit IO HTTP client
-io = IO_HTTP(secrets["aio_user"], secrets["aio_key"], wifi)
+io = IO_HTTP(aio_username, aio_key, wifi)
 
 # Describes feeds used to hold Adafruit IO data
 feed_aqi = io.get_feed("air-quality-sensor.aqi")
@@ -150,11 +159,11 @@ feed_aqi_category = io.get_feed("air-quality-sensor.category")
 feed_humidity = io.get_feed("air-quality-sensor.humidity")
 feed_temperature = io.get_feed("air-quality-sensor.temperature")
 
-# Set up location metadata from secrets.py file
+# Set up location metadata from settings.toml file
 location_metadata = {
-    "lat": secrets["latitude"],
-    "lon": secrets["longitude"],
-    "ele": secrets["elevation"],
+    "lat": getenv("latitude"),
+    "lon": getenv("longitude"),
+    "ele": getenv("elevation"),
 }
 
 elapsed_minutes = 0

Adafruit_IO_Power_Relay/code.py

@@ -14,12 +14,19 @@ from adafruit_esp32spi import adafruit_esp32spi_wifimanager
 
 import adafruit_minimqtt.adafruit_minimqtt as MQTT
 
-### WiFi ###
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = os.getenv("CIRCUITPY_WIFI_SSID")
+password = os.getenv("CIRCUITPY_WIFI_PASSWORD")
 
-secrets = {
-    "ssid" : os.getenv("CIRCUITPY_WIFI_SSID"),
-    "password" : os.getenv("CIRCUITPY_WIFI_PASSWORD"),
-}
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
+
+### WiFi ###
 
 # If you are using a board with pre-defined ESP32 Pins:
 esp32_cs = DigitalInOut(board.ESP_CS)
@@ -34,19 +41,19 @@ esp32_reset = DigitalInOut(board.ESP_RESET)
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
 """Use below for Most Boards"""
-status_light = neopixel.NeoPixel(
+status_pixel = neopixel.NeoPixel(
     board.NEOPIXEL, 1, brightness=0.2
 )  # Uncomment for Most Boards
 """Uncomment below for ItsyBitsy M4"""
-# status_light = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
+# status_pixel = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
 # Uncomment below for an externally defined RGB LED
 # import adafruit_rgbled
 # from adafruit_esp32spi import PWMOut
 # RED_LED = PWMOut.PWMOut(esp, 26)
 # GREEN_LED = PWMOut.PWMOut(esp, 27)
 # BLUE_LED = PWMOut.PWMOut(esp, 25)
-# status_light = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
+# status_pixel = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(esp, ssid, password, status_pixel=status_pixel)
 
 # Set up a pin for controlling the relay
 power_pin = DigitalInOut(board.D3)

Adafruit_IO_Power_Relay/code_light_sensor/code.py

@@ -2,6 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
+from os import getenv
 import time
 import board
 import busio
@@ -14,6 +15,21 @@ from adafruit_esp32spi import adafruit_esp32spi_wifimanager
 
 import adafruit_minimqtt.adafruit_minimqtt as MQTT
 
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
+
 ### Sensor Calibration ###
 # Appliance power LED's light level, in Lux
 APPLIANCE_ON_LUX = 30.0
@@ -22,13 +38,6 @@ SENSOR_READ_TIME = 10.0
 
 ### WiFi ###
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
-
 # If you are using a board with pre-defined ESP32 Pins:
 esp32_cs = DigitalInOut(board.ESP_CS)
 esp32_ready = DigitalInOut(board.ESP_BUSY)
@@ -42,19 +51,19 @@ esp32_reset = DigitalInOut(board.ESP_RESET)
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
 """Use below for Most Boards"""
-status_light = neopixel.NeoPixel(
+status_pixel = neopixel.NeoPixel(
     board.NEOPIXEL, 1, brightness=0.2
 )  # Uncomment for Most Boards
 """Uncomment below for ItsyBitsy M4"""
-# status_light = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
+# status_pixel = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
 # Uncomment below for an externally defined RGB LED
 # import adafruit_rgbled
 # from adafruit_esp32spi import PWMOut
 # RED_LED = PWMOut.PWMOut(esp, 26)
 # GREEN_LED = PWMOut.PWMOut(esp, 27)
 # BLUE_LED = PWMOut.PWMOut(esp, 25)
-# status_light = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
+# status_pixel = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(esp, ssid, password, status_pixel=status_pixel)
 
 # Set up a pin for controlling the relay
 power_pin = DigitalInOut(board.D3)
@@ -67,10 +76,10 @@ sensor = adafruit_bh1750.BH1750(i2c)
 
 ### Feeds ###
 # Set up a feed named Relay for subscribing to the relay feed on Adafruit IO
-feed_relay = secrets["aio_username"] + "/feeds/relay"
+feed_relay = f"{aio_username}/feeds/relay"
 
 # Set up a feed named status for subscribing to the status feed on Adafruit IO
-feed_status = secrets["aio_username"] + "/feeds/status"
+feed_status = f"{aio_username}/feeds/status"
 
 ### Code ###
 
@@ -122,8 +131,8 @@ ssl_context = adafruit_connection_manager.get_radio_ssl_context(esp)
 # Set up a MiniMQTT Client
 client = MQTT.MQTT(
     broker="io.adafruit.com",
-    username=secrets["aio_username"],
-    password=secrets["aio_key"],
+    username=aio_username,
+    password=aio_key,
     socket_pool=pool,
     ssl_context=ssl_context,
 )

Adafruit_IO_Reed_Switch/rpi-pico-w112213141.json

@@ -0,0 +1,27 @@
+{
+  "exportVersion": "1.0.0",
+  "exportedBy": "tyeth_demo",
+  "exportedAt": "2025-05-02T17:08:03.857Z",
+  "exportedFromDevice": {
+    "board": "rpi-pico-w",
+    "firmwareVersion": "1.0.0-beta.100"
+  },
+  "components": [
+    {
+      "name": "Reed Switch",
+      "pinName": "D13",
+      "type": "reed_switch",
+      "mode": "DIGITAL",
+      "direction": "INPUT",
+      "period": 0,
+      "pull": "UP",
+      "isPin": true,
+      "visualization": {
+        "offLabel": "Open",
+        "offIcon": "fa6:solid:door-open",
+        "onLabel": "Closed",
+        "onIcon": "fa6:regular:door-closed"
+      }
+    }
+  ]
+}

Adafruit_IO_Schedule_Trigger/code.py

@@ -2,6 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
+from os import getenv
 import time
 import board
 import busio
@@ -13,14 +14,22 @@ import neopixel
 import adafruit_minimqtt.adafruit_minimqtt as MQTT
 from adafruit_io.adafruit_io import IO_MQTT
 
-### WiFi ###
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
+
+### WiFi ###
 
 # If you are using a board with pre-defined ESP32 Pins:
 esp32_cs = DigitalInOut(board.ESP_CS)
@@ -35,19 +44,19 @@ esp32_reset = DigitalInOut(board.ESP_RESET)
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
 """Use below for Most Boards"""
-status_light = neopixel.NeoPixel(
+status_pixel = neopixel.NeoPixel(
     board.NEOPIXEL, 1, brightness=0.2
 )  # Uncomment for Most Boards
 """Uncomment below for ItsyBitsy M4"""
-# status_light = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
+# status_pixel = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
 # Uncomment below for an externally defined RGB LED
 # import adafruit_rgbled
 # from adafruit_esp32spi import PWMOut
 # RED_LED = PWMOut.PWMOut(esp, 26)
 # GREEN_LED = PWMOut.PWMOut(esp, 27)
 # BLUE_LED = PWMOut.PWMOut(esp, 25)
-# status_light = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
+# status_pixel = adafruit_rgbled.RGBLED(RED_LED, BLUE_LED, GREEN_LED)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(esp, ssid, password, status_pixel=status_pixel)
 
 # Set up a pin for controlling the relay
 power_pin = DigitalInOut(board.D3)
@@ -89,11 +98,11 @@ def on_message(client, feed_id, payload):
 
 def on_relay_msg(client, topic, message):
     # Method called whenever user/feeds/relay has a new value
-    if message == "morning":
-        print("Morning - turning outlet ON")
+    if message == "1":
+        print("Received 1 - turning outlet ON")
         power_pin.value = True
-    elif message == "night":
-        print("Night - turning outlet OFF")
+    elif message == "0":
+        print("Received 0 - turning outlet OFF")
         power_pin.value = False
     else:
         print("Unexpected value received on relay feed.")
@@ -110,8 +119,8 @@ ssl_context = adafruit_connection_manager.get_radio_ssl_context(esp)
 # Initialize a new MQTT Client object
 mqtt_client = MQTT.MQTT(
     broker="io.adafruit.com",
-    username=secrets["aio_username"],
-    password=secrets["aio_key"],
+    username=aio_username,
+    password=aio_key,
     socket_pool=pool,
     ssl_context=ssl_context,
 )

Adafruit_IO_Stepper_Control/code.py

@@ -99,7 +99,7 @@ while True:
         time.sleep(30)
 
     # Stepper 1
-    if not st1.isAlive() and int(stepper_start.value):
+    if not st1.is_alive() and int(stepper_start.value):
         stepper_1_steps = aio.receive(feed_step_1_steps.key)
         stepper_1_steps = int(stepper_1_steps.value)
         if stepper_1_steps > 0: # stepper slider is set
@@ -125,7 +125,7 @@ while True:
             st1.start()
 
     # Stepper 2
-    if not st2.isAlive() and int(stepper_start.value):
+    if not st2.is_alive() and int(stepper_start.value):
         stepper_2_steps = aio.receive(feed_step_2_steps.key)
         stepper_2_steps = int(stepper_2_steps.value)
         if stepper_2_steps > 0: # stepper slider is set

Adafruit_IO_Template_Emails/rpi-pico-w-potty-training.json

@@ -0,0 +1,83 @@
+{
+  "exportVersion": "1.0.0",
+  "exportedBy": "tyeth",
+  "exportedAt": "2025-06-10T18:13:03.071Z",
+  "exportedFromDevice": {
+    "board": "rpi-pico-w",
+    "firmwareVersion": "1.0.0-beta.100"
+  },
+  "components": [
+    {
+      "name": "💦 Wee Button",
+      "pinName": "D18",
+      "type": "push_button",
+      "mode": "DIGITAL",
+      "direction": "INPUT",
+      "period": 0,
+      "pull": "UP",
+      "isPin": true
+    },
+    {
+      "name": "💦 Wee LED",
+      "pinName": "D2",
+      "type": "led",
+      "mode": "DIGITAL",
+      "direction": "OUTPUT",
+      "isPin": true
+    },
+    {
+      "name": "💩 Poo Button",
+      "pinName": "D19",
+      "type": "push_button",
+      "mode": "DIGITAL",
+      "direction": "INPUT",
+      "period": 0,
+      "pull": "UP",
+      "isPin": true
+    },
+    {
+      "name": "💩 Poo LED",
+      "pinName": "D3",
+      "type": "led",
+      "mode": "DIGITAL",
+      "direction": "OUTPUT",
+      "isPin": true
+    },
+    {
+      "name": "❌ Didn't Go Button",
+      "pinName": "D20",
+      "type": "push_button",
+      "mode": "DIGITAL",
+      "direction": "INPUT",
+      "period": 0,
+      "pull": "UP",
+      "isPin": true
+    },
+    {
+      "name": "❌ Didn't Go LED",
+      "pinName": "D4",
+      "type": "led",
+      "mode": "DIGITAL",
+      "direction": "OUTPUT",
+      "isPin": true
+    },
+    {
+      "name": "🔔 Tell Adult Button",
+      "pinName": "D21",
+      "type": "push_button",
+      "mode": "DIGITAL",
+      "direction": "INPUT",
+      "period": 0,
+      "pull": "UP",
+      "isPin": true
+    },
+    {
+      "name": "🔔 Tell Adult LED",
+      "pinName": "D5",
+      "type": "led",
+      "mode": "DIGITAL",
+      "direction": "OUTPUT",
+      "isPin": true
+    }
+  ]
+}

Adafruit_IO_Template_Emails/template.liquid

@@ -0,0 +1,72 @@
+<b>🌟 Daily Potty Training Report 🌟</b>
+Hi there! Here's how our little superstar did:
+---
+<b>🚽 Successful Wees: {{ vars.wee_progress }}</b>
+{% for i in (1..vars.wee_progress) %}💧{% endfor %}
+{% if vars.wee_progress <= 5 -%}
+Great start! Every success counts, and they're building good habits one wee at a time! 🌱
+{% elsif vars.wee_progress <= 15 -%}
+Fantastic progress! They're really getting the hang of this - keep up the amazing work! 🎯
+{% else -%}
+SUPERSTAR ALERT! 🌟 Absolutely crushing it with those wee successes! They're a potty champion! 🏆
+{% endif %}---
+
+<b>💩 Successful Poos: {{ vars.poo_progress }}</b>
+{% for i in (1..vars.poo_progress) %}🟤{% endfor %}
+{% if vars.poo_progress == 0 -%}
+Poos can be tricky, but they're being so brave! Every try is a step forward! 💪
+{% elsif vars.poo_progress < 2 -%}
+Look at them go! They're becoming a real poo pro - that's awesome progress! 🎉
+{% else -%}
+POO CHAMPION! 🏅 They've mastered one of the trickiest parts - so proud! 🎊
+{% endif %}---
+
+<b>🤝 Told an Adult: {{ vars.informed_progress }}</b>
+{% for i in (1..vars.informed_progress) %}🗣️{% endfor %}
+{% if vars.informed_progress <= 5 -%}
+Communication is key! Keep practicing saying when they need to go - They're doing great! 📢
+{% elsif vars.informed_progress <= 15 -%}
+Wonderful communication skills! They're really good at letting us know - that's so helpful! 👏
+{% else -%}
+COMMUNICATION SUPERSTAR! 🌟 They're amazing at telling adults - that's such a big kid skill! 🎯
+{% endif %}---
+
+<b>👻 Nothing Happened: {{ vars.nothing_progress }}</b>
+{% for i in (1..vars.nothing_progress) %}⭕{% endfor %}
+{% if vars.nothing_progress <= 3 -%}
+That's okay! Trying is what matters, and their body will let them know when it's ready! 🌈
+{% else -%}
+So patient and persistent! Even when nothing happens, they keep trying - that's real determination! 💫
+{% endif %}---
+
+<b>📊 Daily Summary:</b>
+{% capture total_tries -%}{{ vars.wee_progress | plus: vars.poo_progress | plus: vars.nothing_progress }}{% endcapture -%}
+{% capture successes -%}{{ vars.wee_progress | plus: vars.poo_progress }}{% endcapture -%}
+{% capture success_rate -%}{% if total_tries != "0" -%}{{ successes | times: 100 | divided_by: total_tries }}{% else -%}100{% endif -%}{% endcapture -%}
+{% capture bar_filled -%}{{ success_rate | divided_by: 10 }}{% endcapture -%}
+{% capture bar_empty -%}{{ 10 | minus: bar_filled }}{% endcapture -%}
+Total potty visits: {{ total_tries }}
+Success rate: {{ success_rate }}% [{%- for i in (1..bar_filled) -%}█{%- endfor -%}{%- for i in (1..bar_empty) -%}░{%- endfor -%}]
+{%- assign total_events = vars.wee_progress | plus: vars.poo_progress | plus: vars.nothing_progress | plus: vars.informed_progress -%}
+ ({{ total_events }} events today )
+{% if total_events <= 3 %}
+💝 <b>Today:</b> They're doing such a great job learning! Every day gets a little easier...
+{% elsif total_events <= 5 %}
+🌟 <b>Today:</b> Ayee! They're really getting the hang of this potty training thing! Keep it up!
+{% elsif total_events <= 8 %}
+🌟 <b>Today:</b> WOW! Look at all that practice! They're becoming such a potty expert.
+{% else %}
+🏆 <b>Today:</b> INCREDIBLE DAY! They're absolutely rocking this potty training journey! 🎊🎉
+{%- endif %}
+
+Keep being awesome!
+With love and high-fives! 🙌
+---
+{%- assign event_mod = total_events | modulo: 3 %}
+{% if event_mod == 0 -%}
+<i>P.S. Remember: Every expert was once a beginner - they're doing brilliantly! 🌟</i>
+{% elsif event_mod == 1 -%}
+<i>P.S. Fun fact: Even superheroes had to learn to use the potty! 🦸</i>
+{% else -%}
+<i>P.S. Remember: accidents are just practice in disguise! They're doing amazingly! 💕</i>
+{% endif %}

Adafruit_NeoPot/Arduino_Rainbow_Pot/Arduino_Rainbow_Pot.ino

@@ -0,0 +1,71 @@
+// SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+
+#include <Adafruit_NeoPixel.h>
+int sensorPin = A0;   // select the input pin for the potentiometer
+int neoPixelPin = 4;      // select the pin for the LED
+int sensorValue = 0;  // variable to store the value coming from the sensor
+
+int readings[10];
+size_t count = 0;
+
+Adafruit_NeoPixel strip = Adafruit_NeoPixel(1, neoPixelPin, NEO_GRB + NEO_KHZ800);
+
+// Insert an int value at index 0 of an int array, shifting all other elements up.
+// If the array already contains 'maxCount' elements, the last one is dropped.
+// 'count' is the number of valid elements currently stored in the array.
+void insert(int arr[], size_t maxCount, int value, size_t &count){
+    // Determine how many elements we need to shift (cannot exceed the array bounds)
+    size_t shiftCount = (count < maxCount) ? count : maxCount - 1;
+
+    // Shift elements up by one position
+    for (size_t i = shiftCount; i > 0; --i) {
+        arr[i] = arr[i - 1];
+    }
+
+    // Insert the new value at the beginning
+    arr[0] = value;
+
+    // Update the element count
+    if (count < maxCount) {
+        ++count;          // we added a new element
+    } // else count stays the same – the last element was overwritten
+}
+
+// Input an array of 10 or fewer int's, and a count of how many have values
+// Returns average of the values in the array.
+int average(int arr[], size_t count){
+  int sum = 0;
+  for(int i = 0; i < 10; i++){
+    sum = sum + arr[i];
+  }
+  return sum / count;
+}
+
+// Input a value 0 to 255 to get a color value.
+// The colours are a transition r - g - b - back to r.
+uint32_t Wheel(byte WheelPos) {
+  WheelPos = 255 - WheelPos;
+  if(WheelPos < 85) {
+    return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
+  }
+  if(WheelPos < 170) {
+    WheelPos -= 85;
+    return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
+  }
+  WheelPos -= 170;
+  return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
+}
+
+void setup() {
+  Serial.begin(115200);
+  strip.begin();
+}
+
+void loop() {
+  sensorValue = analogRead(sensorPin);
+  insert(readings, 10, sensorValue, count);
+  strip.setPixelColor(0, Wheel(average(readings, count) / 4));
+  strip.show();
+}

Adafruit_NeoPot/CircuitPython_Rainbow_Pot/code.py

@@ -0,0 +1,36 @@
+# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+NeoPot NeoPixel Rainbow Demo
+"""
+
+import board
+import analogio
+import neopixel
+import rainbowio
+
+analog_pin = analogio.AnalogIn(board.A0)
+knob_pixel = neopixel.NeoPixel(board.D4, 1, brightness=0.75, auto_write=True)
+
+analog_smoothing_buffer = []
+
+
+def map_range(x, in_min, in_max, out_min, out_max):
+    return (x - in_min) / (in_max - in_min) * out_max - out_min
+
+
+def average(values):
+    if not values:
+        return 0
+
+    return sum(values) / len(values)
+
+
+while True:
+    analog_smoothing_buffer.insert(0, analog_pin.value)
+    if len(analog_smoothing_buffer) >= 10:
+        analog_smoothing_buffer.pop(-1)
+
+    knob_pixel[0] = rainbowio.colorwheel(
+        map_range(average(analog_smoothing_buffer), 0, 65525, 0, 255)
+    )

Arduino_Nano_RP2040_Connect/arduino_nano_rp2040_connect_wifi/code.py

@@ -7,6 +7,7 @@ library example esp32spi_simpletest.py:
 https://github.com/adafruit/Adafruit_CircuitPython_ESP32SPI/
 blob/master/examples/esp32spi_simpletest.py '''
 
+from os import getenv
 import board
 import busio
 from digitalio import DigitalInOut
@@ -14,12 +15,17 @@ import adafruit_connection_manager
 import adafruit_requests
 from adafruit_esp32spi import adafruit_esp32spi
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
 
 print("Arduino Nano RP2040 Connect webclient test")
 
@@ -46,16 +52,16 @@ print("Firmware vers.", esp.firmware_version)
 print("MAC addr:", [hex(i) for i in esp.MAC_address])
 
 for ap in esp.scan_networks():
-    print("\t%s\t\tRSSI: %d" % (str(ap['ssid'], 'utf-8'), ap['rssi']))
+    print("\t%s\t\tRSSI: %d" % (str(ap.ssid, 'utf-8'), ap.rssi))
 
 print("Connecting to AP...")
 while not esp.is_connected:
     try:
-        esp.connect_AP(secrets["ssid"], secrets["password"])
+        esp.connect_AP(ssid, password)
     except RuntimeError as e:
         print("could not connect to AP, retrying: ", e)
         continue
-print("Connected to", str(esp.ssid, "utf-8"), "\tRSSI:", esp.rssi)
+print("Connected to", str(esp.ap_info.ssid, "utf-8"), "\tRSSI:", esp.ap_info.rssi)
 print("My IP address is", esp.pretty_ip(esp.ip_address))
 
 print(

Asteroid_Tracker/code.py

@@ -0,0 +1,161 @@
+# SPDX-FileCopyrightText: 2025 Liz Clark for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+import os
+import time
+import ssl
+import board
+import wifi
+import socketpool
+import microcontroller
+import displayio
+from adafruit_display_text.bitmap_label import Label
+from adafruit_bitmap_font import bitmap_font
+import adafruit_imageload
+from fourwire import FourWire
+import adafruit_requests
+from adafruit_gc9a01a import GC9A01A
+from adafruit_ticks import ticks_ms, ticks_add, ticks_diff
+
+cad_url = ("https://ssd-api.jpl.nasa.gov/cad.api?"
+            "des=2024%20YR4&body=ALL&"
+            "date-min=2030-01-01&date-max=2060-01-01")
+sentry_url = "https://ssd-api.jpl.nasa.gov/sentry.api?des=2024%20YR4"
+# connect to wifi
+try:
+    wifi.radio.connect(os.getenv('CIRCUITPY_WIFI_SSID'), os.getenv('CIRCUITPY_WIFI_PASSWORD'))
+except TypeError:
+    print("Could not find WiFi info. Check your settings.toml file!")
+    raise
+context = ssl.create_default_context()
+with open("/ssd-api-jpl-nasa-gov-chain.pem", "rb") as certfile:
+    context.load_verify_locations(cadata=certfile.read())
+
+pool = socketpool.SocketPool(wifi.radio)
+requests = adafruit_requests.Session(pool, context)
+
+spi = board.SPI()
+tft_cs = board.TX
+tft_dc = board.RX
+tft_reset = None
+
+displayio.release_displays()
+
+display_bus = FourWire(spi, command=tft_dc, chip_select=tft_cs, reset=tft_reset)
+display = GC9A01A(display_bus, width=240, height=240, auto_refresh=False)
+
+main_group = displayio.Group()
+display.root_group = main_group
+
+bitmap_bg, palette_bg = adafruit_imageload.load("/earth_bg.bmp",
+                                          bitmap=displayio.Bitmap,
+                                          palette=displayio.Palette)
+
+grid_bg = displayio.TileGrid(bitmap_bg, pixel_shader=palette_bg)
+main_group.append(grid_bg)
+
+font = bitmap_font.load_font('/Arial-14.bdf')
+name_area = Label(font, text="2024 YR4", color=0xFFFFFF, background_color=0x000000)
+name_area.anchored_position = (display.width / 2, 0)
+name_area.anchor_point = (0.5, 0.0)
+
+date_area = Label(font, text="2032-12-22", color=0xFFFFFF, background_color=0x000000)
+date_area.anchored_position = (display.width / 2, name_area.height+10)
+date_area.anchor_point = (0.5, 0.0)
+
+moon_area = Label(font, text="Moon: ", color=0xFFFFFF, background_color=0x000000)
+moon_area.anchored_position = (display.width / 2, name_area.height+10 + date_area.height+5)
+moon_area.anchor_point = (0.5, 0.0)
+
+earth_area = Label(font, text="Earth: ", color=0xFFFFFF, background_color=0x000000)
+earth_area.anchored_position = (display.width / 2, name_area.height+10 +
+                                                   moon_area.height+5 +
+                                                   date_area.height + 5)
+earth_area.anchor_point = (0.5, 0.0)
+
+impact_area = Label(font, text="Earth Impact: 0.0000%", color=0xFFFFFF, background_color=0x000000)
+impact_area.anchored_position = (display.width / 2, name_area.height+10 +
+                                                    moon_area.height+5 +
+                                                    earth_area.height + 5 +
+                                                    date_area.height + 5)
+impact_area.anchor_point = (0.5, 0.0)
+main_group.append(impact_area)
+main_group.append(earth_area)
+main_group.append(moon_area)
+main_group.append(date_area)
+main_group.append(name_area)
+
+bit_asteroid, pal_asteroid = adafruit_imageload.load("/asteroid.bmp",
+                                          bitmap=displayio.Bitmap,
+                                          palette=displayio.Palette)
+
+asteroid = displayio.TileGrid(bit_asteroid, pixel_shader=pal_asteroid,
+							  x = 25, y=100)
+pal_asteroid.make_transparent(0)
+main_group.append(asteroid)
+
+def diagonal_travel(bitmap_object, start_x=-59, start_y=-59, end_x=240, end_y=240, delay=0.01):
+    # Set initial position
+    bitmap_object.x = start_x
+    bitmap_object.y = start_y
+
+    # Calculate total movement distance
+    distance_x = end_x - start_x
+    distance_y = end_y - start_y
+
+    # Calculate number of steps (use the larger distance)
+    steps = max(abs(distance_x), abs(distance_y)) // 1
+
+    # Calculate step size for each axis to maintain diagonal movement
+    step_x = distance_x / steps
+    step_y = distance_y / steps
+
+    # Animate the movement
+    for i in range(steps + 1):
+        # Update position
+        bitmap_object.x = int(start_x + (step_x * i))
+        bitmap_object.y = int(start_y + (step_y * i))
+        display.refresh()
+        # Pause to control animation speed
+        time.sleep(delay)
+
+def au_to_miles(au):
+    # 1 AU = 92,955,807 miles
+    miles_per_au = 92955807
+
+    return au * miles_per_au
+
+timer_clock = ticks_ms()
+timer = 3600 * 1000
+first_run = True
+
+while True:
+    try:
+        if first_run or ticks_diff(ticks_ms(), timer_clock) >= timer:
+            sentry_response = requests.get(sentry_url)
+            sentry_json = sentry_response.json()
+            impact = sentry_json['summary']['ip']
+            sentry_response.close()
+            overall_ip = float(impact) * 100
+            cad_response = requests.get(cad_url)
+            cad_json = cad_response.json()
+            earth_distance = au_to_miles(float(cad_json['data'][0][4]))
+            earth_area.text = f"{cad_json['data'][0][10]}: {int(earth_distance)} mi"
+            moon_distance = au_to_miles(float(cad_json['data'][1][4]))
+            moon_area.text = f"{cad_json['data'][1][10]}: {int(moon_distance)} mi"
+            date = cad_json['data'][0][3]
+            date = date.split()
+            date_area.text = f"{date[0]}"
+            cad_response.close()
+            impact_area.text = f"Earth Impact: {overall_ip:.4f}%"
+            display.refresh()
+            timer_clock = ticks_add(timer_clock, timer)
+        diagonal_travel(asteroid, start_x=-45, start_y=300, end_x=300, end_y=-45)
+        time.sleep(0.1)
+    # pylint: disable=broad-except
+    except Exception as e:
+        print("Error:\n", str(e))
+        print("Resetting microcontroller in 10 seconds")
+        time.sleep(10)
+        microcontroller.reset()

Asteroid_Tracker/ssd-api-jpl-nasa-gov-chain.pem

@@ -0,0 +1,109 @@
+-----BEGIN CERTIFICATE-----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Azure_Food_Scale/code.py

@@ -1,6 +1,7 @@
 # SPDX-FileCopyrightText: 2022 Liz Clark for Adafruit Industries
 # SPDX-License-Identifier: MIT
 
+from os import getenv
 import time
 import json
 import board
@@ -38,15 +39,20 @@ nau7802 = NAU7802(board.STEMMA_I2C(), address=0x2A, active_channels=2)
 nau7802.gain = 128
 enabled = nau7802.enable(True)
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
 
 print("Connecting to WiFi...")
-wifi.radio.connect(secrets["ssid"], secrets["password"])
+wifi.radio.connect(ssid, password)
 
 print("Connected to WiFi!")
 #  check system time
@@ -65,7 +71,7 @@ else:
 esp = None
 pool = socketpool.SocketPool(wifi.radio)
 device = IoTCentralDevice(
-    pool, esp, secrets['id_scope'], secrets['device_id'], secrets['device_primary_key']
+    pool, esp, getenv("id_scope"), getenv("device_id"), getenv("device_primary_key")
 )
 display.fill(0)
 display.print("DIALING*")
@@ -191,6 +197,8 @@ avg_oz = []
 values = []
 val_offset = 0
 avg_values = []
+the_ounces = 0
+the_grams = 0
 
 #  initial reading from the scale
 for w in range(5):

Bluetooth_Lumon_Speaker/Bluetooth_Lumon_Speaker.ino

@@ -0,0 +1,44 @@
+// SPDX-FileCopyrightText: 2020 Phil Schatzmann
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+/*
+  Streaming Music from Bluetooth
+  
+  Copyright (C) 2020 Phil Schatzmann
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+// ==> Example which shows how to use the built in ESP32 I2S >= 3.0.0
+
+#include "ESP_I2S.h"
+#include "BluetoothA2DPSink.h"
+
+const uint8_t I2S_SCK = 8;       /* Audio data bit clock */
+const uint8_t I2S_WS = 7;       /* Audio data left and right clock */
+const uint8_t I2S_SDOUT = 14;    /* ESP32 audio data output (to speakers) */
+I2SClass i2s;
+
+BluetoothA2DPSink a2dp_sink(i2s);
+
+void setup() {
+    i2s.setPins(I2S_SCK, I2S_WS, I2S_SDOUT);
+    if (!i2s.begin(I2S_MODE_STD, 44100, I2S_DATA_BIT_WIDTH_16BIT, I2S_SLOT_MODE_STEREO, I2S_STD_SLOT_BOTH)) {
+      Serial.println("Failed to initialize I2S!");
+      while (1); // do nothing
+    }
+
+    a2dp_sink.start("Lumon Industries Speaker");
+}
+
+void loop() {
+}

Bluetooth_Unified_Keyboard_Bridge/Bluetooth_Unified_Keyboard_Bridge.ino

@@ -0,0 +1,730 @@
+// SPDX-FileCopyrightText: 2025 John Park for Adafruit Industries
+//
+// SPDX-License-Identifier: MIT
+//
+// made with assistance from Claude Sonnet 4
+//
+// Unified Bluetooth HID Bridge - BT Classic & BLE
+// put keyboard in pairing mode, then press reset or BOOT button
+// slow blinks mean scanning
+// fast blinks mean keyboard detected, press a keyboard key to connect
+
+// === CONFIGURATION ===
+#define DEBUG_MODE false   // Set to false to reduce serial output
+#define BLINK_MODE true    // Set to false for solid LED (no keypress blinks)
+#define SCAN_MODE "Both"   // Options: "BT_Classic", "BLE", "Both"
+
+// Include both Bluetooth stacks
+extern "C" {
+#include "btstack.h"
+}
+#include <BluetoothHCI.h>
+#include <BluetoothHIDMaster.h>
+#include <Keyboard.h>
+#include <Mouse.h>
+
+// Connection state management
+typedef enum {
+    INIT,
+    SCANNING_CLASSIC,
+    CLASSIC_CONNECTING,
+    CLASSIC_CONNECTED,
+    SCANNING_BLE,
+    BLE_CONNECTED,
+    BOTH_FAILED,
+    DISCONNECTED
+} connection_state_t;
+
+connection_state_t connection_state = INIT;
+
+// BT Classic components
+BluetoothHCI hci;
+bd_addr_t target_keyboard_addr;
+bool target_keyboard_found = false;
+uint16_t hid_control_cid = 0;
+uint16_t hid_interrupt_cid = 0;
+static btstack_packet_callback_registration_t hci_event_callback_registration;
+
+// BLE components
+BluetoothHIDMaster ble_hid;
+HIDKeyStream keystream;
+
+// Shared state tracking
+static uint8_t last_modifiers = 0;
+static uint8_t last_keys[6] = {0};
+bool keyPressed[256] = {0}; // Track which keys are currently pressed
+
+// LED management
+unsigned long ledTimer = 0;
+bool ledState = false;
+unsigned long ledOffTime = 0;
+bool ledBlinking = false;
+int pairingBlinks = 0;
+unsigned long pairingBlinkTimer = 0;
+
+// Timing management
+unsigned long lastScan = 0;
+unsigned long stateStartTime = 0;
+const unsigned long CLASSIC_SCAN_TIMEOUT = 10000; // 10 seconds
+const unsigned long BLE_SCAN_TIMEOUT = 15000;     // 15 seconds
+
+void setup() {
+  Serial.begin(115200);
+  delay(3000);
+  
+  Serial.println("=== UNIFIED BLUETOOTH HID BRIDGE ===");
+  Serial.printf("Scan mode: %s\n", SCAN_MODE);
+  Serial.println("Put your Bluetooth device in pairing mode now");
+  
+  // Initialize LED
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(LED_BUILTIN, LOW);
+  Serial.println("LED initialized");
+  
+  // Initialize USB HID
+  Keyboard.begin();
+  Mouse.begin();
+  Serial.println("USB HID initialized");
+  
+  // Start with LED blinking to show we're alive
+  ledTimer = millis();
+  ledState = true;
+  digitalWrite(LED_BUILTIN, HIGH);
+  
+  Serial.println("Starting Bluetooth stack initialization...");
+  
+  // Choose scan mode based on user setting
+  if (strcmp(SCAN_MODE, "BT_Classic") == 0) {
+    Serial.println("BT Classic only mode");
+    connection_state = SCANNING_CLASSIC;
+    stateStartTime = millis();
+    initAndScanClassic();
+  } else if (strcmp(SCAN_MODE, "BLE") == 0) {
+    Serial.println("BLE only mode");
+    connection_state = SCANNING_BLE;
+    stateStartTime = millis();
+    initAndScanBLE();
+  } else {
+    Serial.println("Both protocols mode - trying Classic first");
+    connection_state = SCANNING_CLASSIC;
+    stateStartTime = millis();
+    initAndScanClassic();
+  }
+}
+
+void initAndScanClassic() {
+  Serial.println("\n=== INITIALIZING BT CLASSIC STACK ===");
+  
+  // Initialize HCI for Classic
+  l2cap_init();
+  sm_init();
+  gap_set_default_link_policy_settings(LM_LINK_POLICY_ENABLE_SNIFF_MODE | LM_LINK_POLICY_ENABLE_ROLE_SWITCH);
+  hci_set_master_slave_policy(HCI_ROLE_MASTER);
+  hci_set_inquiry_mode(INQUIRY_MODE_RSSI_AND_EIR);
+
+  Serial.println("BTStack components initialized");
+
+  hci.install();
+  hci.begin();
+  Serial.println("HCI installed and started");
+  
+  // Register BTStack event handler
+  hci_event_callback_registration.callback = &classic_packet_handler;
+  hci_add_event_handler(&hci_event_callback_registration);
+  Serial.println("Event handler registered");
+  
+  // Turn on Bluetooth
+  hci_power_control(HCI_POWER_ON);
+  Serial.println("Bluetooth power ON");
+  
+  delay(2000); // Give it time to initialize
+  
+  Serial.println("Starting BT Classic device scan...");
+  scanForClassicDevices();
+}
+
+void scanForClassicDevices() {
+  Serial.println("Scanning for BT Classic devices...");
+  
+  auto devices = hci.scan(BluetoothHCI::any_cod);
+  
+  Serial.printf("Classic scan completed. Found %d devices:\n", devices.size());
+  
+  if (devices.size() == 0) {
+    Serial.println("No Classic devices found. Will try BLE after timeout.");
+    return;
+  }
+  
+  Serial.println("Address           | RSSI | Class    | Name");
+  Serial.println("------------------|------|----------|------------------");
+  
+  for (auto device : devices) {
+    uint32_t cod = device.deviceClass();
+    uint8_t majorClass = (cod >> 8) & 0x1F;
+    uint8_t minorClass = (cod >> 2) & 0x3F;
+    
+    Serial.printf("%s | %4d | %08lx | %s", 
+                 device.addressString(), device.rssi(), cod, device.name());
+    
+    // Look for HID keyboards in Classic scan
+    if (majorClass == 5 && (minorClass & 0x10)) {  // HID Keyboard
+      Serial.print(" [HID KEYBOARD] *** CONNECTING ***");
+      
+      // We found a Classic keyboard!
+      const char* addrStr = device.addressString();
+      sscanf(addrStr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
+             &target_keyboard_addr[0], &target_keyboard_addr[1], &target_keyboard_addr[2],
+             &target_keyboard_addr[3], &target_keyboard_addr[4], &target_keyboard_addr[5]);
+      target_keyboard_found = true;
+      
+      Serial.printf("\nFound Classic HID keyboard: %s\n", device.name());
+      Serial.printf("Address: %s\n", device.addressString());
+      
+      // Start Classic connection
+      connection_state = CLASSIC_CONNECTING;
+      stateStartTime = millis();
+      startClassicConnection();
+      
+      Serial.println();
+      return; // Exit the loop - we found our keyboard
+    } else {
+      // Show device type for debugging
+      switch (majorClass) {
+        case 1: Serial.print(" [Computer]"); break;
+        case 2: Serial.print(" [Phone]"); break;
+        case 3: Serial.print(" [Network]"); break;
+        case 4: Serial.print(" [Audio/Video]"); break;
+        case 5: Serial.print(" [HID Device]"); break;
+        default: Serial.printf(" [Class:%d]", majorClass); break;
+      }
+    }
+    Serial.println();
+  }
+  
+  Serial.println("No HID keyboards found in Classic scan.");
+}
+
+void fallbackToBLE() {
+  Serial.println("\n=== FALLING BACK TO BLE ===");
+  connection_state = SCANNING_BLE;
+  stateStartTime = millis();
+  initAndScanBLE();
+}
+
+void initAndScanBLE() {
+  Serial.println("Initializing BLE stack...");
+  
+  // Setup the HID key to ASCII conversion
+  keystream.begin();
+  Serial.println("KeyStream initialized");
+
+  // Setup BLE callbacks
+  setupBLECallbacks();
+  Serial.println("BLE callbacks configured");
+
+  // Start BLE HID master
+  ble_hid.begin(true);
+  Serial.println("BLE HID master started");
+  
+  // Start BLE connection attempt
+  ble_hid.connectBLE();
+  Serial.println("BLE connection initiated - waiting for device...");
+  Serial.println("(BLE devices will be detected on first keypress)");
+}
+
+void setupBLECallbacks() {
+  // BLE Mouse callbacks
+  ble_hid.onMouseMove([](void *cbdata, int dx, int dy, int dw) {
+    (void) cbdata;
+    if (DEBUG_MODE) {
+      Serial.printf("BLE Mouse: X:%d  Y:%d  Wheel:%d\n", dx, dy, dw);
+    }
+    Mouse.move(dx, dy);
+    if (dw != 0) Mouse.move(0, 0, dw);
+    blinkOnActivity();
+  });
+
+  ble_hid.onMouseButton([](void *cbdata, int butt, bool down) {
+    (void) cbdata;
+    if (DEBUG_MODE) {
+      Serial.printf("BLE Mouse: Button %d %s\n", butt, down ? "DOWN" : "UP");
+    }
+    if (down) {
+      if (butt == 1) Mouse.press(MOUSE_LEFT);
+      else if (butt == 2) Mouse.press(MOUSE_RIGHT);
+      else if (butt == 3) Mouse.press(MOUSE_MIDDLE);
+    } else {
+      if (butt == 1) Mouse.release(MOUSE_LEFT);
+      else if (butt == 2) Mouse.release(MOUSE_RIGHT);
+      else if (butt == 3) Mouse.release(MOUSE_MIDDLE);
+    }
+    blinkOnActivity();
+  });
+
+  // BLE Keyboard callbacks
+  ble_hid.onKeyDown([](void *cbdata, int key) {
+    handleBLEKey(key, true);
+  }, (void *)true);
+
+  ble_hid.onKeyUp([](void *cbdata, int key) {
+    handleBLEKey(key, false);
+  }, (void *)false);
+}
+
+void startClassicConnection() {
+  if (!target_keyboard_found) {
+    Serial.println("ERROR: No Classic target keyboard found");
+    fallbackToBLE();
+    return;
+  }
+  
+  Serial.println("=== STARTING CLASSIC HID CONNECTION ===");
+  Serial.println("Creating L2CAP Control channel...");
+  
+  // Create control channel first
+  l2cap_create_channel(&classic_packet_handler, target_keyboard_addr, BLUETOOTH_PSM_HID_CONTROL, 
+                       48, &hid_control_cid);
+}
+
+void handleBLEKey(int key, bool state) {
+  if (DEBUG_MODE) {
+    Serial.printf("BLE Keyboard: %02x %s\n", key, state ? "DOWN" : "UP");
+  }
+  
+  if (key >= 256) return; // Bounds check
+  
+  // Check if this is the first BLE key press (connection detection)
+  if (connection_state == SCANNING_BLE) {
+    Serial.printf("\n*** BLE KEYBOARD DETECTED ON FIRST KEYPRESS ***\n");
+    Serial.printf("=== BLE DEVICE CONNECTED ===\n");
+    Serial.printf("Ready to forward BLE input to USB.\n");
+    Serial.printf("========================\n");
+    
+    connection_state = BLE_CONNECTED;
+    celebrationBlinks(8); // 4 blinks for BLE
+    
+    // After celebration, LED will go solid (handled in LED patterns)
+  }
+  
+  // Forward the key to USB
+  forwardBLEKeyToUSB(key, state);
+  blinkOnActivity();
+}
+
+void classic_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size) {
+  UNUSED(size);
+  
+  if (packet_type == HCI_EVENT_PACKET) {
+    uint8_t event = hci_event_packet_get_type(packet);
+    
+    switch (event) {
+      case BTSTACK_EVENT_STATE:
+        if (btstack_event_state_get_state(packet) == HCI_STATE_WORKING) {
+          Serial.println("Classic BTstack ready");
+        }
+        break;
+        
+      case L2CAP_EVENT_CHANNEL_OPENED:
+        {
+          uint16_t cid = l2cap_event_channel_opened_get_local_cid(packet);
+          uint16_t psm = l2cap_event_channel_opened_get_psm(packet);
+          uint8_t status = l2cap_event_channel_opened_get_status(packet);
+          
+          if (status) {
+            Serial.printf("Classic L2CAP connection failed, status 0x%02x\n", status);
+            handleClassicConnectionError(status);
+            return;
+          }
+          
+          Serial.printf("Classic L2CAP channel opened: CID=0x%04x, PSM=0x%04x\n", cid, psm);
+          
+          if (psm == BLUETOOTH_PSM_HID_CONTROL) {
+            hid_control_cid = cid;
+            Serial.println("Classic HID Control channel established");
+            Serial.println("Creating L2CAP Interrupt channel...");
+            
+            // Create interrupt channel
+            l2cap_create_channel(&classic_packet_handler, target_keyboard_addr, BLUETOOTH_PSM_HID_INTERRUPT, 
+                                48, &hid_interrupt_cid);
+          } else if (psm == BLUETOOTH_PSM_HID_INTERRUPT) {
+            hid_interrupt_cid = cid;
+            Serial.println("Classic HID Interrupt channel established");
+            Serial.println("*** CLASSIC HID CONNECTION COMPLETE ***");
+            connection_state = CLASSIC_CONNECTED;
+            
+            celebrationBlinks(6); // 3 blinks for Classic
+            
+            // After celebration, LED will go solid (handled in LED patterns)
+          }
+        }
+        break;
+        
+      case L2CAP_EVENT_CHANNEL_CLOSED:
+        {
+          uint16_t cid = l2cap_event_channel_closed_get_local_cid(packet);
+          Serial.printf("Classic L2CAP channel closed: CID=0x%04x\n", cid);
+          
+          if (cid == hid_control_cid) {
+            hid_control_cid = 0;
+          } else if (cid == hid_interrupt_cid) {
+            hid_interrupt_cid = 0;
+          }
+          
+          if (hid_control_cid == 0 && hid_interrupt_cid == 0) {
+            Serial.println("Classic HID connection lost.");
+            connection_state = DISCONNECTED;
+            target_keyboard_found = false;
+          }
+        }
+        break;
+        
+      default:
+        break;
+    }
+  } else if (packet_type == L2CAP_DATA_PACKET) {
+    // Classic HID input data
+    if (channel == hid_interrupt_cid) {
+      if (DEBUG_MODE) {
+        Serial.printf("Classic HID Input Data (%d bytes): ", size);
+        for (int i = 0; i < size; i++) {
+          Serial.printf("%02X ", packet[i]);
+        }
+        Serial.println();
+      }
+      
+      processClassicHIDReport(packet, size);
+    }
+  }
+}
+
+void handleClassicConnectionError(uint8_t status) {
+  Serial.printf("Classic connection failed with status 0x%02x - ", status);
+  switch (status) {
+    case 0x04: Serial.println("Page timeout"); break;
+    case 0x05: Serial.println("Authentication failure"); break;
+    case 0x08: Serial.println("Connection timeout"); break;
+    default: Serial.printf("Error code 0x%02x\n", status); break;
+  }
+  
+  Serial.println("Trying BLE fallback...");
+  fallbackToBLE();
+}
+
+void processClassicHIDReport(uint8_t *report, uint16_t length) {
+  if (length < 10) {
+    Serial.printf("Invalid Classic HID report length: %d\n", length);
+    return;
+  }
+  
+  uint8_t modifiers = report[2];
+  uint8_t *keys = &report[4];
+  
+  // Forward to USB HID
+  forwardClassicToUSB(modifiers, keys);
+  blinkOnActivity();
+}
+
+// Shared key mapping function
+uint8_t hidToUsbKey(uint8_t hidKey) {
+  switch (hidKey) {
+    // Letters
+    case 0x04: return 'a';    case 0x05: return 'b';    case 0x06: return 'c';    case 0x07: return 'd';
+    case 0x08: return 'e';    case 0x09: return 'f';    case 0x0A: return 'g';    case 0x0B: return 'h';
+    case 0x0C: return 'i';    case 0x0D: return 'j';    case 0x0E: return 'k';    case 0x0F: return 'l';
+    case 0x10: return 'm';    case 0x11: return 'n';    case 0x12: return 'o';    case 0x13: return 'p';
+    case 0x14: return 'q';    case 0x15: return 'r';    case 0x16: return 's';    case 0x17: return 't';
+    case 0x18: return 'u';    case 0x19: return 'v';    case 0x1A: return 'w';    case 0x1B: return 'x';
+    case 0x1C: return 'y';    case 0x1D: return 'z';
+    
+    // Numbers
+    case 0x1E: return '1';    case 0x1F: return '2';    case 0x20: return '3';    case 0x21: return '4';
+    case 0x22: return '5';    case 0x23: return '6';    case 0x24: return '7';    case 0x25: return '8';
+    case 0x26: return '9';    case 0x27: return '0';
+    
+    // Special keys
+    case 0x28: return KEY_RETURN;        case 0x29: return KEY_ESC;
+    case 0x2A: return KEY_BACKSPACE;     case 0x2B: return KEY_TAB;
+    case 0x2C: return ' ';               case 0x39: return KEY_CAPS_LOCK;
+    
+    // Symbols
+    case 0x2D: return '-';    case 0x2E: return '=';    case 0x2F: return '[';    case 0x30: return ']';
+    case 0x31: return '\\';   case 0x33: return ';';    case 0x34: return '\'';   case 0x35: return '`';
+    case 0x36: return ',';    case 0x37: return '.';    case 0x38: return '/';
+    
+    // Function keys
+    case 0x3A: return KEY_F1;     case 0x3B: return KEY_F2;     case 0x3C: return KEY_F3;
+    case 0x3D: return KEY_F4;     case 0x3E: return KEY_F5;     case 0x3F: return KEY_F6;
+    case 0x40: return KEY_F7;     case 0x41: return KEY_F8;     case 0x42: return KEY_F9;
+    case 0x43: return KEY_F10;    case 0x44: return KEY_F11;    case 0x45: return KEY_F12;
+    
+    // Arrow keys
+    case 0x4F: return KEY_RIGHT_ARROW;   case 0x50: return KEY_LEFT_ARROW;
+    case 0x51: return KEY_DOWN_ARROW;    case 0x52: return KEY_UP_ARROW;
+    
+    // Navigation
+    case 0x49: return KEY_INSERT;        case 0x4A: return KEY_HOME;
+    case 0x4B: return KEY_PAGE_UP;       case 0x4C: return KEY_DELETE;
+    case 0x4D: return KEY_END;           case 0x4E: return KEY_PAGE_DOWN;
+    
+    // Modifiers
+    case 0xE0: return KEY_LEFT_CTRL;     case 0xE1: return KEY_LEFT_SHIFT;
+    case 0xE2: return KEY_LEFT_ALT;      case 0xE3: return KEY_LEFT_GUI;
+    case 0xE4: return KEY_RIGHT_CTRL;    case 0xE5: return KEY_RIGHT_SHIFT;
+    case 0xE6: return KEY_RIGHT_ALT;     case 0xE7: return KEY_RIGHT_GUI;
+    
+    default: return 0;
+  }
+}
+
+void forwardClassicToUSB(uint8_t modifiers, uint8_t *keys) {
+  // Handle modifier changes
+  uint8_t modifier_changes = modifiers ^ last_modifiers;
+  
+  // Process each modifier bit
+  if (modifier_changes & 0x01) (modifiers & 0x01) ? Keyboard.press(KEY_LEFT_CTRL) : Keyboard.release(KEY_LEFT_CTRL);
+  if (modifier_changes & 0x02) (modifiers & 0x02) ? Keyboard.press(KEY_LEFT_SHIFT) : Keyboard.release(KEY_LEFT_SHIFT);
+  if (modifier_changes & 0x04) (modifiers & 0x04) ? Keyboard.press(KEY_LEFT_ALT) : Keyboard.release(KEY_LEFT_ALT);
+  if (modifier_changes & 0x08) (modifiers & 0x08) ? Keyboard.press(KEY_LEFT_GUI) : Keyboard.release(KEY_LEFT_GUI);
+  if (modifier_changes & 0x10) (modifiers & 0x10) ? Keyboard.press(KEY_RIGHT_CTRL) : Keyboard.release(KEY_RIGHT_CTRL);
+  if (modifier_changes & 0x20) (modifiers & 0x20) ? Keyboard.press(KEY_RIGHT_SHIFT) : Keyboard.release(KEY_RIGHT_SHIFT);
+  if (modifier_changes & 0x40) (modifiers & 0x40) ? Keyboard.press(KEY_RIGHT_ALT) : Keyboard.release(KEY_RIGHT_ALT);
+  if (modifier_changes & 0x80) (modifiers & 0x80) ? Keyboard.press(KEY_RIGHT_GUI) : Keyboard.release(KEY_RIGHT_GUI);
+  
+  // Handle key releases
+  for (int i = 0; i < 6; i++) {
+    if (last_keys[i] != 0) {
+      bool still_pressed = false;
+      for (int j = 0; j < 6; j++) {
+        if (keys[j] == last_keys[i]) {
+          still_pressed = true;
+          break;
+        }
+      }
+      if (!still_pressed) {
+        uint8_t usb_key = hidToUsbKey(last_keys[i]);
+        if (usb_key != 0) Keyboard.release(usb_key);
+      }
+    }
+  }
+  
+  // Handle key presses
+  for (int i = 0; i < 6; i++) {
+    if (keys[i] != 0) {
+      bool already_pressed = false;
+      for (int j = 0; j < 6; j++) {
+        if (last_keys[j] == keys[i]) {
+          already_pressed = true;
+          break;
+        }
+      }
+      if (!already_pressed) {
+        uint8_t usb_key = hidToUsbKey(keys[i]);
+        if (usb_key != 0) Keyboard.press(usb_key);
+      }
+    }
+  }
+  
+  // Save current state
+  last_modifiers = modifiers;
+  memcpy(last_keys, keys, 6);
+}
+
+void forwardBLEKeyToUSB(int key, bool state) {
+  if (key >= 256) return;
+  
+  bool isModifier = (key >= 0xE0 && key <= 0xE7);
+  
+  if (isModifier) {
+    uint8_t usbKey = hidToUsbKey(key);
+    if (state) Keyboard.press(usbKey);
+    else Keyboard.release(usbKey);
+    return;
+  }
+  
+  // Handle regular keys
+  uint8_t usbKey = hidToUsbKey(key);
+  if (usbKey != 0) {
+    if (state && !keyPressed[key]) {
+      keyPressed[key] = true;
+      Keyboard.press(usbKey);
+    } else if (!state && keyPressed[key]) {
+      keyPressed[key] = false;
+      Keyboard.release(usbKey);
+    }
+  }
+}
+
+void celebrationBlinks(int count) {
+  pairingBlinks = count;
+  pairingBlinkTimer = millis();
+  digitalWrite(LED_BUILTIN, HIGH);
+}
+
+void blinkOnActivity() {
+  if (BLINK_MODE && pairingBlinks == 0 && (connection_state == CLASSIC_CONNECTED || connection_state == BLE_CONNECTED)) {
+    digitalWrite(LED_BUILTIN, LOW);  // Turn OFF briefly to show activity
+    ledBlinking = true;
+    ledOffTime = millis() + 50;      // Stay off for 50ms
+  }
+}
+
+void loop() {
+  unsigned long currentTime = millis();
+  
+  // Handle state timeouts
+  handleStateTimeouts(currentTime);
+  
+  // Handle LED patterns
+  handleLEDPatterns(currentTime);
+  
+  // Handle BOOTSEL button
+  handleBootselButton();
+  
+  delay(10);
+}
+
+void handleStateTimeouts(unsigned long currentTime) {
+  switch (connection_state) {
+    case SCANNING_CLASSIC:
+      if (currentTime - stateStartTime > CLASSIC_SCAN_TIMEOUT) {
+        if (strcmp(SCAN_MODE, "BT_Classic") == 0) {
+          Serial.println("Classic scan timeout - BT Classic only mode, retrying...");
+          stateStartTime = currentTime;
+          scanForClassicDevices(); // Retry Classic scan
+        } else {
+          Serial.println("Classic scan timeout - falling back to BLE");
+          fallbackToBLE();
+        }
+      }
+      break;
+      
+    case SCANNING_BLE:
+      if (currentTime - stateStartTime > BLE_SCAN_TIMEOUT) {
+        if (strcmp(SCAN_MODE, "BLE") == 0) {
+          Serial.println("BLE scan timeout - BLE only mode, retrying...");
+          stateStartTime = currentTime;
+          initAndScanBLE(); // Retry BLE scan
+        } else {
+          Serial.println("BLE scan timeout - restarting from Classic");
+          connection_state = BOTH_FAILED;
+          stateStartTime = currentTime;
+        }
+      }
+      break;
+      
+    case BOTH_FAILED:
+      if (currentTime - stateStartTime > 5000) { // Wait 5 seconds before retry
+        Serial.println("Retrying scan sequence...");
+        connection_state = SCANNING_CLASSIC;
+        stateStartTime = currentTime;
+        initAndScanClassic();
+      }
+      break;
+  }
+}
+
+void handleLEDPatterns(unsigned long currentTime) {
+  // Handle pairing celebration blinks first
+  if (pairingBlinks > 0) {
+    if (currentTime - pairingBlinkTimer >= 150) {
+      pairingBlinks--;
+      bool state = (pairingBlinks % 2 == 0);
+      digitalWrite(LED_BUILTIN, state);
+      pairingBlinkTimer = currentTime;
+    }
+    return;
+  }
+  
+  // Handle activity blinks
+  if (ledBlinking && currentTime >= ledOffTime) {
+    digitalWrite(LED_BUILTIN, HIGH); // Turn back ON after brief off period
+    ledBlinking = false;
+    return;
+  }
+  
+  // Handle state-based LED patterns
+  switch (connection_state) {
+    case SCANNING_CLASSIC:
+    case SCANNING_BLE:
+      // Slow blink while scanning (1 second cycle)
+      if (currentTime - ledTimer >= 1000) {
+        ledState = !ledState;
+        digitalWrite(LED_BUILTIN, ledState);
+        ledTimer = currentTime;
+      }
+      break;
+      
+    case CLASSIC_CONNECTING:
+      // Fast blink while connecting - tells user to press a key
+      if (currentTime - ledTimer >= 250) {
+        ledState = !ledState;
+        digitalWrite(LED_BUILTIN, ledState);
+        ledTimer = currentTime;
+      }
+      break;
+      
+    case CLASSIC_CONNECTED:
+    case BLE_CONNECTED:
+      // Solid ON while connected (unless doing activity blinks)
+      if (!ledBlinking) {
+        digitalWrite(LED_BUILTIN, HIGH);
+      }
+      break;
+      
+    case BOTH_FAILED:
+    case DISCONNECTED:
+      // Very slow pulse when failed/disconnected (2 second cycle)
+      if (currentTime - ledTimer >= 2000) {
+        ledState = !ledState;
+        digitalWrite(LED_BUILTIN, ledState);
+        ledTimer = currentTime;
+      }
+      break;
+  }
+}
+
+void handleBootselButton() {
+  if (BOOTSEL) {
+    while (BOOTSEL) delay(1);
+    
+    Serial.println("\nBOOTSEL pressed - restarting scan sequence");
+    
+    // Clean up current connections
+    if (connection_state == CLASSIC_CONNECTED) {
+      if (hid_control_cid) l2cap_disconnect(hid_control_cid);
+      if (hid_interrupt_cid) l2cap_disconnect(hid_interrupt_cid);
+    } else if (connection_state == BLE_CONNECTED) {
+      ble_hid.disconnect();
+      ble_hid.clearPairing();
+    }
+    
+    // Reset all state
+    Keyboard.releaseAll();
+    Mouse.release(MOUSE_LEFT | MOUSE_RIGHT | MOUSE_MIDDLE);
+    
+    for (int i = 0; i < 256; i++) keyPressed[i] = false;
+    memset(last_keys, 0, 6);
+    last_modifiers = 0;
+    
+    target_keyboard_found = false;
+    hid_control_cid = 0;
+    hid_interrupt_cid = 0;
+    pairingBlinks = 0;
+    ledBlinking = false;
+    
+    // Restart from appropriate scan mode
+    if (strcmp(SCAN_MODE, "BT_Classic") == 0) {
+      connection_state = SCANNING_CLASSIC;
+      Serial.println("Restarting BT Classic scan...");
+      initAndScanClassic();
+    } else if (strcmp(SCAN_MODE, "BLE") == 0) {
+      connection_state = SCANNING_BLE;
+      Serial.println("Restarting BLE scan...");
+      initAndScanBLE();
+    } else {
+      connection_state = SCANNING_CLASSIC;
+      Serial.println("Restarting unified scan...");
+      initAndScanClassic();
+    }
+  }
+}

Buckaroo_Plant_Care_Bot/code.py

@@ -22,31 +22,17 @@ clue.pixel.fill(0)  # turn off NeoPixel
 clue_display = displayio.Group()
 
 # draw the dry plant
-dry_plant_file = open("dry.bmp", "rb")
-dry_plant_bmp = displayio.OnDiskBitmap(dry_plant_file)
-# CircuitPython 6 & 7 compatible
+dry_plant_bmp = displayio.OnDiskBitmap("dry.bmp")
 dry_plant_sprite = displayio.TileGrid(
-    dry_plant_bmp,
-    pixel_shader=getattr(dry_plant_bmp, "pixel_shader", displayio.ColorConverter()),
+    dry_plant_bmp, pixel_shader=dry_plant_bmp.pixel_shader
 )
-# CircuitPython 7 compatible
-# dry_plant_sprite = displayio.TileGrid(
-#     dry_plant_bmp, pixel_shader=dry_plant_bmp.pixel_shader
-# )
 clue_display.append(dry_plant_sprite)
 
 # draw the happy plant on top (so it can be moved out of the way when needed)
-happy_plant_file = open("happy.bmp", "rb")
-happy_plant_bmp = displayio.OnDiskBitmap(happy_plant_file)
-# CircuitPython 6 & 7 compatible
+happy_plant_bmp = displayio.OnDiskBitmap("happy.bmp")
 happy_plant_sprite = displayio.TileGrid(
-    happy_plant_bmp,
-    pixel_shader=getattr(happy_plant_bmp, "pixel_shader", displayio.ColorConverter()),
+    happy_plant_bmp, pixel_shader=happy_plant_bmp.pixel_shader
 )
-# CircuitPython 7 compatible
-# happy_plant_sprite = displayio.TileGrid(
-#     happy_plant_bmp, pixel_shader=happy_plant_bmp.pixel_shader
-# )
 clue_display.append(happy_plant_sprite)
 
 # Create text

CAN_Bus_BFF/CircuitPython/can_bus_bff_receiver.py

@@ -5,6 +5,7 @@ import time
 import board
 import terminalio
 import displayio
+import i2cdisplaybus
 from digitalio import DigitalInOut
 from adafruit_mcp2515.canio import Message, RemoteTransmissionRequest
 from adafruit_mcp2515 import MCP2515 as CAN
@@ -15,7 +16,7 @@ displayio.release_displays()
 
 i2c = board.STEMMA_I2C()
 # STEMMA OLED setup
-display_bus = displayio.I2CDisplay(i2c, device_address=0x3D, reset=None)
+display_bus = i2cdisplaybus.I2CDisplayBus(i2c, device_address=0x3D, reset=None)
 display = adafruit_displayio_ssd1306.SSD1306(display_bus, width=128, height=64)
 
 cs = DigitalInOut(board.A3)

CLUE/CLUE_Egg_Drop/code.py

@@ -22,32 +22,14 @@ splash = displayio.Group()
 # bad egg
 BAD_EGG_FILENAME = "broken_egg.bmp"
 
-# CircuitPython 6 & 7 compatible
-begg_file = open(BAD_EGG_FILENAME, "rb")
-begg_bmp = displayio.OnDiskBitmap(begg_file)
-begg_sprite = displayio.TileGrid(
-    begg_bmp,
-    pixel_shader=getattr(begg_bmp, 'pixel_shader', displayio.ColorConverter())
-)
-
-# # CircuitPython 7+ compatible
-# begg_bmp = displayio.OnDiskBitmap(BAD_EGG_FILENAME)
-# begg_sprite = displayio.TileGrid(begg_bmp, pixel_shader=begg_bmp.pixel_shader)
+begg_bmp = displayio.OnDiskBitmap(BAD_EGG_FILENAME)
+begg_sprite = displayio.TileGrid(begg_bmp, pixel_shader=begg_bmp.pixel_shader)
 
 # good egg
 GOOD_EGG_FILENAME = "good_egg.bmp"
 
-# CircuitPython 6 & 7 compatible
-gegg_file = open(GOOD_EGG_FILENAME, "rb")
-gegg_bmp = displayio.OnDiskBitmap(gegg_file)
-gegg_sprite = displayio.TileGrid(
-    gegg_bmp,
-    pixel_shader=getattr(gegg_bmp, 'pixel_shader', displayio.ColorConverter())
-)
-
-# # CircuitPython 7+ compatible
-# gegg_bmp = displayio.OnDiskBitmap(GOOD_EGG_FILENAME)
-# gegg_sprite = displayio.TileGrid(gegg_bmp, pixel_shader=gegg_bmp.pixel_shader)
+gegg_bmp = displayio.OnDiskBitmap(GOOD_EGG_FILENAME)
+gegg_sprite = displayio.TileGrid(gegg_bmp, pixel_shader=gegg_bmp.pixel_shader)
 
 # draw the bad egg!
 splash.append(begg_sprite)

CLUE/CLUE_Hand_Wash_Timer/code.py

@@ -21,39 +21,19 @@ clue_display = displayio.Group()
 
 # draw the background image
 WASH_ON_FILENAME = "wash_on.bmp"
-
-# CircuitPython 6 & 7 compatible
-wash_on_file = open(WASH_ON_FILENAME, "rb")
-wash_on_bmp = displayio.OnDiskBitmap(wash_on_file)
-wash_on_sprite = displayio.TileGrid(
-    wash_on_bmp,
-    pixel_shader=getattr(wash_on_bmp, 'pixel_shader', displayio.ColorConverter())
-)
-
-# # CircuitPython 7+ compatible
-# wash_on_bmp = displayio.OnDiskBitmap(WASH_ON_FILENAME)
-# wash_on_sprite = displayio.TileGrid(wash_on_bmp, pixel_shader=wash_on_bmp.pixel_shader)
+wash_on_bmp = displayio.OnDiskBitmap(WASH_ON_FILENAME)
+wash_on_sprite = displayio.TileGrid(wash_on_bmp, pixel_shader=wash_on_bmp.pixel_shader)
 
 clue_display.append(wash_on_sprite)
 
 # draw the foreground image
 WASH_OFF_FILENAME = "wash_off.bmp"
 
-# CircuitPython 6 & 7 compatible
-wash_off_file = open(WASH_OFF_FILENAME, "rb")
-wash_off_bmp = displayio.OnDiskBitmap(wash_off_file)
-wash_off_sprite = displayio.TileGrid(
-    wash_off_bmp,
-    pixel_shader=getattr(wash_off_bmp, 'pixel_shader', displayio.ColorConverter())
-)
-
-# # CircuitPython 7+ compatible
-# wash_off_bmp = displayio.OnDiskBitmap(WASH_OFF_FILENAME)
-# wash_off_sprite = displayio.TileGrid(wash_off_bmp, pixel_shader=wash_off_bmp.pixel_shader)
+wash_off_bmp = displayio.OnDiskBitmap(WASH_OFF_FILENAME)
+wash_off_sprite = displayio.TileGrid(wash_off_bmp, pixel_shader=wash_off_bmp.pixel_shader)
 
 clue_display.append(wash_off_sprite)
 
-
 # Create text
 # first create the group
 text_group = displayio.Group()