278 lines
7 KiB
C++
278 lines
7 KiB
C++
// SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#include <Adafruit_DotStar.h>
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#include <Adafruit_GFX.h> // Core graphics library
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#include <Adafruit_ST7789.h> // Hardware-specific library for ST7789
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#include <Adafruit_DPS310.h>
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#include <Adafruit_AHTX0.h>
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#define NUM_DOTSTAR 5
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#define BG_COLOR ST77XX_BLACK
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// display!
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Adafruit_ST7789 tft = Adafruit_ST7789(TFT_CS, TFT_DC, TFT_RESET);
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// LEDs!
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Adafruit_DotStar pixels(NUM_DOTSTAR, PIN_DOTSTAR_DATA, PIN_DOTSTAR_CLOCK, DOTSTAR_BRG);
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// sensors!
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Adafruit_DPS310 dps;
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Adafruit_AHTX0 aht;
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uint8_t LED_dutycycle = 0;
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uint16_t firstPixelHue = 0;
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void setup() {
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//while (!Serial);
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Serial.begin(115200);
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delay(100);
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pixels.begin(); // Initialize pins for output
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pixels.show(); // Turn all LEDs off ASAP
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pixels.setBrightness(20);
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pinMode(BUTTON_DOWN, INPUT_PULLDOWN);
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pinMode(BUTTON_SELECT, INPUT_PULLDOWN);
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pinMode(BUTTON_UP, INPUT_PULLDOWN);
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//analogReadResolution(13);
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tft.init(240, 240); // Initialize ST7789 screen
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pinMode(TFT_BACKLIGHT, OUTPUT);
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digitalWrite(TFT_BACKLIGHT, HIGH); // Backlight on
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tft.fillScreen(BG_COLOR);
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tft.setTextSize(2);
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tft.setTextColor(ST77XX_YELLOW);
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tft.setTextWrap(false);
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// check DPS!
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tft.setCursor(0, 0);
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tft.setTextColor(ST77XX_YELLOW);
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tft.print("DP310? ");
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if (! dps.begin_I2C()) {
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tft.setTextColor(ST77XX_RED);
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tft.println("FAIL!");
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while (1) delay(100);
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}
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tft.setTextColor(ST77XX_GREEN);
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tft.println("OK!");
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dps.configurePressure(DPS310_64HZ, DPS310_64SAMPLES);
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dps.configureTemperature(DPS310_64HZ, DPS310_64SAMPLES);
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// check AHT!
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tft.setCursor(0, 20);
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tft.setTextColor(ST77XX_YELLOW);
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tft.print("AHT20? ");
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if (! aht.begin()) {
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tft.setTextColor(ST77XX_RED);
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tft.println("FAIL!");
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while (1) delay(100);
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}
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tft.setTextColor(ST77XX_GREEN);
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tft.println("OK!");
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pinMode(LED_BUILTIN, OUTPUT);
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pinMode(SPEAKER, OUTPUT);
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ledcSetup(0, 2000, 8);
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ledcAttachPin(LED_BUILTIN, 0);
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ledcSetup(1, 2000, 8);
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ledcAttachPin(SPEAKER, 1);
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ledcWrite(1, 0);
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}
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void loop() {
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/********************* sensors */
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sensors_event_t humidity, temp, pressure;
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tft.setCursor(0, 0);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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dps.getEvents(&temp, &pressure);
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tft.print("DP310: ");
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tft.print(temp.temperature, 0);
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tft.print(" C ");
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tft.print(pressure.pressure, 0);
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tft.print(" hPa");
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tft.println(" ");
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Serial.printf("DPS310: %0.1f *C %0.2f hPa\n", temp.temperature, pressure.pressure);
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tft.setCursor(0, 20);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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aht.getEvent(&humidity, &temp);
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tft.print("AHT20: ");
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tft.print(temp.temperature, 0);
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tft.print(" C ");
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tft.print(humidity.relative_humidity, 0);
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tft.print(" %");
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tft.println(" ");
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Serial.printf("AHT20: %0.1f *C %0.2f rH\n", temp.temperature, humidity.relative_humidity);
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/****************** BUTTONS */
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tft.setCursor(0, 40);
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tft.setTextColor(ST77XX_YELLOW);
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tft.print("Buttons: ");
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if (! digitalRead(BUTTON_DOWN)) {
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tft.setTextColor(0x808080);
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} else {
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Serial.println("DOWN pressed");
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tft.setTextColor(ST77XX_WHITE);
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}
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tft.print("DOWN ");
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if (! digitalRead(BUTTON_SELECT)) {
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tft.setTextColor(0x808080);
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} else {
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Serial.println("SELECT pressed");
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tft.setTextColor(ST77XX_WHITE);
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}
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tft.print("SEL ");
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if (! digitalRead(BUTTON_UP)) {
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tft.setTextColor(0x808080);
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} else {
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Serial.println("UP pressed");
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tft.setTextColor(ST77XX_WHITE);
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}
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tft.println("UP");
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/************************** CAPACITIVE */
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uint16_t touchread;
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tft.setCursor(0, 60);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Captouch 6: ");
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touchread = touchRead(6);
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if (touchread < 10000 ) {
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tft.setTextColor(0x808080, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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}
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tft.print(touchread);
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tft.println(" ");
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Serial.printf("Captouch #6 reading: %d\n", touchread);
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tft.setCursor(0, 80);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Captouch 7: ");
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touchread = touchRead(7);
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if (touchread < 20000 ) {
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tft.setTextColor(0x808080, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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}
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tft.print(touchread);
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tft.println(" ");
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Serial.printf("Captouch #7 reading: %d\n", touchread);
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tft.setCursor(0, 100);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Captouch 8: ");
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touchread = touchRead(8);
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if (touchread < 20000 ) {
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tft.setTextColor(0x808080, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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}
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tft.print(touchread);
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tft.println(" ");
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Serial.printf("Captouch #8 reading: %d\n", touchread);
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/************************** ANALOG READ */
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uint16_t analogread;
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tft.setCursor(0, 120);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Analog 0: ");
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analogread = analogRead(A0);
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if (analogread < 8000 ) {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_RED, BG_COLOR);
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}
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tft.print(analogread);
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tft.println(" ");
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Serial.printf("Analog A0 reading: %d\n", analogread);
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tft.setCursor(0, 140);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Analog 1: ");
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analogread = analogRead(A1);
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if (analogread < 8000 ) {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_RED, BG_COLOR);
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}
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tft.print(analogread);
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tft.println(" ");
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Serial.printf("Analog A1 reading: %d\n", analogread);
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tft.setCursor(0, 160);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Analog 2: ");
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analogread = analogRead(A2);
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if (analogread < 8000 ) {
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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} else {
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tft.setTextColor(ST77XX_RED, BG_COLOR);
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}
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tft.print(analogread);
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tft.println(" ");
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Serial.printf("Analog A2 reading: %d\n", analogread);
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tft.setCursor(0, 180);
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tft.setTextColor(ST77XX_YELLOW, BG_COLOR);
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tft.print("Light: ");
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analogread = analogRead(A3);
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tft.setTextColor(ST77XX_WHITE, BG_COLOR);
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tft.print(analogread);
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tft.println(" ");
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Serial.printf("Light sensor reading: %d\n", analogread);
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/************************** Beep! */
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if (digitalRead(BUTTON_SELECT)) {
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Serial.println("** Beep! ***");
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tone(SPEAKER, 988, 100); // tone1 - B5
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tone(SPEAKER, 1319, 200); // tone2 - E6
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delay(100);
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//tone(SPEAKER, 2000, 100);
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}
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/************************** LEDs */
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// pulse red LED
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ledcWrite(0, LED_dutycycle);
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LED_dutycycle += 32;
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// rainbow dotstars
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for (int i=0; i<pixels.numPixels(); i++) { // For each pixel in strip...
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int pixelHue = firstPixelHue + (i * 65536L / pixels.numPixels());
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pixels.setPixelColor(i, pixels.gamma32(pixels.ColorHSV(pixelHue)));
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}
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pixels.show(); // Update strip with new contents
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firstPixelHue += 256;
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}
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void tone(uint8_t pin, float frequency, float duration) {
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ledcSetup(1, frequency, 8);
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ledcAttachPin(pin, 1);
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ledcWrite(1, 128);
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delay(duration);
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ledcWrite(1, 0);
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}
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