ISO 1177:1985 PDF

Overview

ISO 1177:1985 is an international standard published by the International Organization for Standardization (ISO) that defines the character structure for serial-by-bit start/stop and synchronous character-oriented data transmission. This standard applies primarily to information processing systems using 7-bit and 8-bit coded character sets, including ISO 646 and ISO 4873, as well as their extensions per . It specifies bit sequencing, parity bit usage, and framing techniques essential for reliable data interchange across digital communication networks.