adafruit-mirror/Adafruit_Learning_System_Guides
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

updated it to use CircuitPlayground library

Browse source
This commit is contained in:
John Edgar Park 2019-12-03 19:11:53 -08:00
parent 0ad0bb1c41
commit 1b420d130c
1 changed files with 16 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

47
CPB_Ornament_Proximity/cpb_ornament_proximity.py
View file

@ -6,10 +6,7 @@ slide switch. The buttons change the color when advertising.
"""
import time
import board
import digitalio
import neopixel
from adafruit_circuitplayground.bluefruit import cpb
from adafruit_ble import BLERadio
from adafruit_ble.advertising.adafruit import AdafruitColor
@ -28,38 +25,27 @@ color_options = [0x110000,
ble = BLERadio()
slide_switch = digitalio.DigitalInOut(board.SLIDE_SWITCH)
slide_switch.pull = digitalio.Pull.UP
button_a = digitalio.DigitalInOut(board.BUTTON_A)
button_a.pull = digitalio.Pull.DOWN
button_b = digitalio.DigitalInOut(board.BUTTON_B)
button_b.pull = digitalio.Pull.DOWN
led = digitalio.DigitalInOut(board.D13)
led.switch_to_output()
neopixels = neopixel.NeoPixel(board.NEOPIXEL, 10, auto_write=False)
i = 0
advertisement = AdafruitColor()
advertisement.color = color_options[i]
neopixels.fill(color_options[i])
cpb.pixels.auto_write = False
cpb.pixels.fill(color_options[i])
while True:
# The first mode is the color selector which broadcasts it's current color to other devices.
if slide_switch.value:
if cpb.switch:
print("Broadcasting color")
ble.start_advertising(advertisement)
while slide_switch.value:
while cpb.switch:
last_i = i
if button_a.value:
if cpb.button_a:
i += 1
if button_b.value:
if cpb.button_b:
i -= 1
i %= len(color_options)
if last_i != i:
color = color_options[i]
neopixels.fill(color)
neopixels.show()
cpb.pixels.fill(color)
cpb.pixels.show()
print("New color {:06x}".format(color))
advertisement.color = color
ble.stop_advertising()
@ -72,9 +58,9 @@ while True:
closest_rssi = -80
closest_last_time = 0
print("Scanning for colors")
while not slide_switch.value:
while not cpb.switch:
for entry in ble.start_scan(AdafruitColor, minimum_rssi=-100, timeout=1):
if slide_switch.value:
if cpb.switch:
break
now = time.monotonic()
new = False
@ -87,15 +73,14 @@ while True:
closest_rssi = entry.rssi
closest_last_time = now
discrete_strength = min((100 + entry.rssi) // 5, 10)
#print(entry.rssi, discrete_strength)
neopixels.fill(0x000000)
cpb.pixels.fill(0x000000)
for i in range(0, discrete_strength):
neopixels[i] = entry.color
neopixels.show()
cpb.pixels[i] = entry.color
cpb.pixels.show()
# Clear the pixels if we haven't heard from anything recently.
now = time.monotonic()
if now - closest_last_time > 1:
neopixels.fill(0x000000)
neopixels.show()
cpb.pixels.fill(0x000000)
cpb.pixels.show()
ble.stop_scan()