Symmetricom 58502A Manuel d'utilisateur télécharger pdf (Page 53)

Chapter 3 Features and Functions

Serial Interface Ports

User’s Guide 3-7

Serial Interface Ports

RS-232 Port

This 9-pin male subminiature D (DE-9P) rear-panel connector is a

RS-232 DTE configuration serial interface port. It allows serial

interface connection to an external computer for remote operations.

This serial interface port allows you to remotely control and monitor

the 58502A.

See the section “Connecting a Terminal or Computer” starting on

page 3-9 for information on interface cable use.

RS-232 Port Configuration

Software pacing, baud rate, parity, data bits, and stop bits parameters

for this interface are user-selectable. Table 3-2 shows the factory

default settings and the commands to send to change them.

Table 3-2. RS-232 Port Interface Factory Default Values and

Commands.

Procedures for configuring the RS-232 ports are provided in the

following subsections.

ALARM/STATUS

RS232

Parameter Default Command Possible Choices

Software Pacing NONE SYST:COMM:SER:PACE XON or NONE

Baud Rate 9600 SYST:COMM:SER:BAUD 1200, 2400, 9600, or 19200

Parity NONE SYST:COMM:SER:PAR EVEN, ODD, or NONE

Data Bits 8 SYST:COMM:SER:BITS 7 or 8

Stops Bits 1 No command exists Fixed (no choices available)

Full Duplex ON SYST:COMM:SER:FDUP ON or OFF

1 2 ... 48 49 50 51 52 53 54 55 56 57 58 ... 87 88

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Symmetricom 58502A Manuel d'utilisateur Page 53