Writes a byte to a device register. Communicates with the device directly using the I2C interface.
Name | Required | Type | Description |
---|---|---|---|
register | yes | string | Device register address expressed in hexadecimal. Must be prefixed with 0x and surrounded by double quotes. |
value | yes | string | Byte value to write expressed in hexadecimal. Must be prefixed with 0x and surrounded by double quotes. |
mask | no | string | Bit mask expressed in hexadecimal. Must be prefixed with 0x and surrounded by double quotes. Specifies which bits to write within the byte value. Only the bits with a value of 1 in the mask will be written. |
true
{ "i2c_write_byte": { "register": "0x0A", "value": "0xCC" } }