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

Merge pull request #672 from dastels/iot_air_sensor

Browse source 
Add support for Metro M4 AirLift Lite
This commit is contained in:
brentrubell 2019-04-30 11:04:25 -04:00 committed by GitHub
commit 2b2bd39476
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
IoT_Environment_Sensor/aio.py
View file

@ -41,12 +41,19 @@ except ImportError:
class AIO(object): class AIO(object):
def __init__(self): def __init__(self):
try:
esp32_cs = DigitalInOut(board.ESP_CS)
esp32_busy = DigitalInOut(board.ESP_BUSY)
esp32_reset = DigitalInOut(board.ESP_RESET)
self._onboard_esp = True
except AttributeError:
esp32_cs = DigitalInOut(board.D10) esp32_cs = DigitalInOut(board.D10)
esp32_ready = DigitalInOut(board.D9) esp32_busy = DigitalInOut(board.D9)
esp32_reset = DigitalInOut(board.D6) esp32_reset = DigitalInOut(board.D6)
self._onboard_esp = False
spi = busio.SPI(board.SCK, board.MOSI, board.MISO) spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
self._esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset) self._esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_busy, esp32_reset)
if self._esp.status == adafruit_esp32spi.WL_IDLE_STATUS: if self._esp.status == adafruit_esp32spi.WL_IDLE_STATUS:
logger.debug('ESP32 found and in idle mode') logger.debug('ESP32 found and in idle mode')
@ -55,6 +62,9 @@ class AIO(object):
requests.set_interface(self._esp) requests.set_interface(self._esp)
@property
def onboard_esp(self):
return self._onboard_esp
def connect(self): def connect(self):
logger.debug("Connecting...") logger.debug("Connecting...")

9
IoT_Environment_Sensor/code.py
View file

@ -30,16 +30,19 @@ gps_interface.begin()
logger.debug('GPS started') logger.debug('GPS started')
aio_interface = aio.AIO()
if aio_interface.onboard_esp:
air_uart = busio.UART(board.D5, board.D7, baudrate=9600)
else:
air_uart = busio.UART(board.A2, board.A3, baudrate=9600) air_uart = busio.UART(board.A2, board.A3, baudrate=9600)
air = air_quality.AirQualitySensor(air_uart) air = air_quality.AirQualitySensor(air_uart)
logger.debug('Ait quality sensor started') logger.debug('Air quality sensor started')
i2c = busio.I2C(board.SCL, board.SDA) i2c = busio.I2C(board.SCL, board.SDA)
bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c) bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c)
aio_interface = aio.AIO()
reading_interval = 300.0 reading_interval = 300.0
reading_time = time.monotonic() reading_time = time.monotonic()