Read from an register of an I2C device. See also:
i2cdetect,i2cdump,i2cset. Note: All addresses should be specified in hexadecimal. More information: https://manned.org/i2cget.
i2cget {{i2cbus}} {{device_address}} {{register_address}}
i2cget -y {{i2cbus}} {{device_address}} {{register_address}}
i2cget {{i2cbus}} {{device_address}} {{register_address}} {{b|w|c|s|i}}