74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
"""
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Example of using Adafruit IO's
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random data service.
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"""
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import time
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import board
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import busio
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from digitalio import DigitalInOut
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import neopixel
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# ESP32 SPI
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from adafruit_esp32spi import adafruit_esp32spi, adafruit_esp32spi_wifimanager
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# Import Adafruit IO REST Client
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from adafruit_io.adafruit_io import RESTClient
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# Get wifi details and more from a secrets.py file
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try:
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from secrets import secrets
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except ImportError:
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print("WiFi secrets are kept in secrets.py, please add them there!")
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raise
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# ESP32 Setup
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esp32_cs = DigitalInOut(board.D9)
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esp32_ready = DigitalInOut(board.D10)
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esp32_reset = DigitalInOut(board.D5)
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spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
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esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
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"""Use below for Most Boards"""
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status_light = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2) # Uncomment for Most Boards
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"""Uncomment below for ItsyBitsy M4"""
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#status_light = dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1, brightness=0.2)
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wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
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"""
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# PyPortal ESP32 Setup
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import microcontroller
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esp32_cs = DigitalInOut(microcontroller.pin.PB14)
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esp32_ready = DigitalInOut(microcontroller.pin.PB16)
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esp32_reset = DigitalInOut(microcontroller.pin.PB17)
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spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
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esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
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status_light = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
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wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
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"""
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# Set your Adafruit IO Username and Key in secrets.py
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# (visit io.adafruit.com if you need to create an account,
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# or if you need your Adafruit IO key.)
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ADAFRUIT_IO_USER = secrets['adafruit_io_user']
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ADAFRUIT_IO_KEY = secrets['adafruit_io_key']
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# Create an instance of the Adafruit IO REST client
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io = RESTClient(ADAFRUIT_IO_USER, ADAFRUIT_IO_KEY, wifi)
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# Random Data ID
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# (to obtain this value, visit
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# https://io.adafruit.com/services/words
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# and copy over the location ID)
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random_data_id = 1234
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while True:
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try:
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print('Fetching random data from Adafruit IO...')
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random_data = io.receive_random_data(random_data_id)
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print('Random Data: ', random_data['value'])
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print('Data Seed: ', random_data['seed'])
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print('Waiting 1 minute to fetch new randomized data...')
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except (ValueError, RuntimeError) as e:
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print("Failed to get data, retrying\n", e)
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wifi.reset()
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continue
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time.sleep(60)
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