Handshaking Control - Datalogic GRYPHON GD4500 Product Reference Manual

General purpose handheld area imager bar code reader
Hide thumbs Also See for GRYPHON GD4500:
Table of Contents

Advertisement

ENTER/EXIT PROGRAMMING MODE

Handshaking Control

The data interface consists of an RS-232 port designed to operate either with or without
the hardware handshaking lines, Request to Send (RTS), and Clear to Send (CTS). Hand-
shaking Control includes the following options:
$CR2HC00
Handshaking Control = RTS/CTS
$CR2HC02
Handshaking Control = RTS On/CTS
$CR2HC04
Handshaking Control = RTS Off
40
GRYPHON™ I GD/GBT/GM4500
RTS — RTS is asserted during transmissions. CTS is ignored.
RTS/CTS — RTS is asserted during transmissions. CTS gates transmissions.
RTS/XON/XOFF — RTS is asserted during transmissions. CTS is ignored. XON and
XOFF gate transmissions.
RTS On/CTS — RTS is always asserted. CTS gates transmissions.
RTS/CTS Scan Control — RTS is asserted during transmissions. CTS gates transmis-
sions and controls enable and disable state of reader.
Handshaking Control = RTS
$CR2HC01
Handshaking Control = RTS/XON/XOFF
$CR2HC03
Handshaking Control = RTS/CTS Scan Control
$CR2HC05
RS-232 INTERFACE

Advertisement

Table of Contents
loading

Table of Contents