Robotics Sportster Flash x2 Instructions d'exploitation télécharger pdf (Page 33)

V.42V.42

A ITU-T standard for modem

communications that defines a two-stage

process of detection and negotiation for

LAPM error control.

V.42 bisV.42 bis

An extension of ITU-T V.42 that defines a

specific data compression scheme for use

during V.42 connections.

XmodemXmodem

The first of a family of error control

software protocols used to transfer files

between modems. These protocols are in

the public domain and are available from

many bulletin board services.

XON/XOFFXON/XOFF

Standard ASCII control characters used to

tell an intelligent device to stop/resume

transmitting data.

YmodemYmodem

An error-checking protocol that can send

several files of data at a time in 1024-byte

(1K) blocks. This protocol can use either

checksums or CRC for error checking.

Ymodem GYmodem G

Similar to Ymodem, except it includes no

error checking, which makes it faster.

ZmodemZmodem

Similar to Xmodem and Ymodem, except it

includes batch transfer, the ability to recover

from a partially complete transfer, an

autostart feature, and improved efficiency.

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Robotics Sportster Flash x2 Instructions d'exploitation Page 33