i2c_communicator Module

Communicator for I2C Communication

class CommunicatorCommon.i2c_communicator.I2CCommunicator(bus_id: int = 1)

Bases: object

A class to handle I2C communication.

bus_id

The I2C bus ID.

Type:

int

__init__(bus_id: int = 1) → None

Initialize the I2CCommunicator.

Parameters:

bus_id (int) – The I2C bus ID. Default is 1.

send_msg(address: int, msg: bytes) → None

Send a message via I2C.

Parameters:

• address (int) – The I2C device address.

• msg (bytes) – The message to send.

Raises:

Exception – If there is an I2C communication failure.

receive_msg(address: int, length: int) → bytes

Receive data of the specified length via I2C.

Parameters:

• address (int) – The I2C device address.

• length (int) – The length of the expected received data.

Returns:

The received data.

Return type:

bytes

Raises:

Exception – If there is an I2C communication failure.