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Chapter 3 Features and Functions
Serial Interface Ports
Serial Interface Ports
RS-232 Port
ALARM/STATUS
This 9-pin male subminiature D (DE-9P) rear-panel connector is a
RS232
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.
Parameter
Default
Software Pacing
NONE
Baud Rate
9600
Parity
NONE
Data Bits
8
Stops Bits
1
Full Duplex
ON
Procedures for configuring the RS-232 ports are provided in the
following subsections.
User's Guide
Command
SYST:COMM:SER:PACE
SYST:COMM:SER:BAUD
SYST:COMM:SER:PAR
SYST:COMM:SER:BITS
No command exists
SYST:COMM:SER:FDUP
Possible Choices
XON or NONE
1200, 2400, 9600, or 19200
EVEN, ODD, or NONE
7 or 8
Fixed (no choices available)
ON or OFF
3-7
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