Module tcp 

Structs

MbapHeader

Modbus Application Protocol (MBAP) header used in Modbus TCP framing.

Constants

MBAP_HEADER_LEN

Size of the MBAP header in bytes (transaction ID + protocol ID + length + unit ID).

Functions

decode_frame

Decode a complete Modbus TCP frame, returning the MBAP header and PDU slice.

encode_frame

Encode a complete Modbus TCP frame (MBAP header + PDU) into the writer.