Simple test

Ensure your device works with this simple test.

examples/lc709203f_simpletest.py

# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
#
# SPDX-License-Identifier: Unlicense

import time
import board
from adafruit_lc709203f import LC709203F

print("LC709203F simple test")
print("Make sure LiPoly battery is plugged into the board!")

i2c = board.I2C()  # uses board.SCL and board.SDA
# i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
sensor = LC709203F(i2c)

print("IC version:", hex(sensor.ic_version))
while True:
    try:
        print(
            "Battery: %0.3f Volts / %0.1f %%"
            % (sensor.cell_voltage, sensor.cell_percent)
        )
    except OSError:
        print("retry reads")

    time.sleep(1)

Thermistor test

Example showing the use of thermistors over I2C

examples/lc709203f_thermistortest.py

# SPDX-FileCopyrightText: 2021 Daniel Griswold
#
# SPDX-License-Identifier: MIT

import time
import board
from adafruit_lc709203f import LC709203F

print("LC709203F thermistor test")
print("Make sure a thermistor is connected to the board!")

i2c = board.I2C()  # uses board.SCL and board.SDA
# i2c = board.STEMMA_I2C()  # For using the built-in STEMMA QT connector on a microcontroller
sensor = LC709203F(i2c)

# check your NTC thermistor datasheet for the appropriate B-Constant
sensor.thermistor_bconstant = 3950
sensor.thermistor_enable = True

print("IC version:", hex(sensor.ic_version))
while True:
    print("Cell Temperature: %0.2f C" % (sensor.cell_temperature))
    time.sleep(1)