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1# SPDX-FileCopyrightText: 2020 Kattni Rembor for Adafruit Industries
2#
3# SPDX-License-Identifier: MIT
4#
5"""Sensor demo for Adafruit Feather Sense. Prints data from each of the sensors."""
6import time
7import array
8import math
9import board
10import audiobusio
11from adafruit_apds9960.apds9960 import APDS9960
12from adafruit_bmp280 import Adafruit_BMP280_I2C
13from adafruit_lis3mdl import LIS3MDL
14from adafruit_sht31d import SHT31D
15
16i2c = board.I2C()  # uses board.SCL and board.SDA
17# i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
18
19# check for LSM6DS33 or LSM6DS3TR-C
20try:
21    from adafruit_lsm6ds.lsm6ds33 import LSM6DS33 as LSM6DS
22    lsm6ds = LSM6DS(i2c)
23except RuntimeError:
24    from adafruit_lsm6ds.lsm6ds3 import LSM6DS3 as LSM6DS
25    lsm6ds = LSM6DS(i2c)
26
27apds9960 = APDS9960(i2c)
28bmp280 = Adafruit_BMP280_I2C(i2c)
29lis3mdl = LIS3MDL(i2c)
30sht31d = SHT31D(i2c)
31microphone = audiobusio.PDMIn(board.MICROPHONE_CLOCK, board.MICROPHONE_DATA,
32                              sample_rate=16000, bit_depth=16)
33
34def normalized_rms(values):
35    minbuf = int(sum(values) / len(values))
36    return int(math.sqrt(sum(float(sample - minbuf) *
37                             (sample - minbuf) for sample in values) / len(values)))
38
39apds9960.enable_proximity = True
40apds9960.enable_color = True
41
42# Set this to sea level pressure in hectoPascals at your location for accurate altitude reading.
43bmp280.sea_level_pressure = 1013.25
44
45while True:
46    samples = array.array('H', [0] * 160)
47    microphone.record(samples, len(samples))
48
49    print("\nFeather Sense Sensor Demo")
50    print("---------------------------------------------")
51    print(f"Proximity: {apds9960.proximity}")
52    print(f"Red: {apds9960.color_data[0]}, Green: {apds9960.color_data[1]}, " +
53          f"Blue: {apds9960.color_data[2]}, Clear: {apds9960.color_data[3]}")
54    print(f"Temperature: {bmp280.temperature:.1f} C")
55    print(f"Barometric pressure: {bmp280.pressure}")
56    print(f"Altitude: {bmp280.altitude:.1f} m")
57    print(f"Magnetic: {lis3mdl.magnetic[0]:.3f} {lis3mdl.magnetic[1]:.3f} " +
58                      f"{lis3mdl.magnetic[2]:.3f} uTesla")
59    print(f"Acceleration: {lsm6ds.acceleration[0]:.2f} " +
60          f"{lsm6ds.acceleration[1]:.2f} {lsm6ds.acceleration[2]:.2f} m/s^2")
61    print(f"Gyro: {lsm6ds.gyro[0]:.2f} {lsm6ds.gyro[1]:.2f} {lsm6ds.gyro[2]:.2f} dps")
62    print(f"Humidity: {sht31d.relative_humidity:.1f} %")
63    print(f"Sound level: {normalized_rms(samples)}")
64    time.sleep(0.3)
65

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