Simple test

Ensure your device works with this simple test.

examples/rm3100_i2c_test.py

# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
# SPDX-FileCopyrightText: Copyright (c) 2022 Phil Underwood for Underwood Underground
#
# SPDX-License-Identifier: Unlicense
"""
This example uses I2C mode and no interrupt pin. It uses single measurement mode,
so each retrieval of `rm.magnetic` takes ``rm.measurement_time`` to complete
"""

import board
import rm3100

i2c = board.I2C()
rm = rm3100.RM3100_I2C(i2c, i2c_address=0x20)

while True:
    print(rm.magnetic)

examples/rm3100_spi_test.py

# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
# SPDX-FileCopyrightText: Copyright (c) 2022 Phil Underwood for Underwood Underground
#
# SPDX-License-Identifier: Unlicense

import board
import digitalio
import rm3100

spi = board.SPI()
drdy_pin = digitalio.DigitalInOut(board.D3)
drdy_pin.direction = digitalio.Direction.INPUT

cs_pin = digitalio.DigitalInOut(board.D4)
cs_pin.direction = digitalio.Direction.OUTPUT
cs_pin.value = True
with rm3100.RM3100_SPI(spi, chip_select=cs_pin, drdy_pin=drdy_pin) as rm:
    rm.start_continuous_reading(1.2)  # start continuous reading at 1.2Hz
    for i in range(20):
        print(rm.magnetic)
    # don't need to call rm.stop here because the context manager will stop that for us