Data format arrangement for communication between the peripheral processors of a telecommunications switching network

摘要

A formatted data message for conveying control information from the peripheral processor of one telecommunications switching system to the peripheral processor of at least one other telecommunications switching system is provided. The data message format comprises a first control work including a plurality of control bits, a data bit and a parity bit for the first control word and a plurality of data words, each data word including a parity bit. The data words contain control information to be conveyed to the receiving peripheral processor. A parity word is included which provides parity for an associated plurality of the preceding data and control words.