Edmunds Gages Accu-Setter II, User Manual

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4.4 Communications
RS232 Communications
Figure 4.7- RS-232C
The Accusetter II's RS232C serial port provides a path to communicate to external
devices such as a Data Collector, Personal Computer (PC), or serial printer. The RS232C
connector is a standard 9-pin “D” style and is located on the back of the Accusetter II.
The following pins on the connector are utilized for communications:
Accusetter II
Cable External Device
Pin 1 =
Chassis Ground. Å ---------------------------- Æ Chassis Ground.
Pin 2 = Receive (RXD) Å ---------------------------- Æ (TXD) Transmit.
Pin 3 = Transmit (TXD)
Å
----------------------------
Æ
(RXD) Receive.
Pin 5 = Signal Ground Å ---------------------------- Æ Signal Ground.
Note : Pin2 and 3 are jumper selectable based upon the application.
Serial Port Settings
The Serial Port Parameters on the external device need to be configured as follows:
Baud 600 (Default), Programmable 600-900
Bits/Character 8
Stop Bits
1
Start Bits 1
Parity None
Note: Baud rate is programmable from the menu "System", "Comm", "RS232", "Baud".