
54659B Serial Connections
The signals for the 9-pin RS-232 port on the 54659B are listed below.
Pin Number Signal
1 Data Carrier Detect
2 Receive Data
3 Transmit Data
4 Data Terminal Ready
5 Signal Ground
6 Data Set Ready
7 Request to Send
8 Clear to Send
9Ring
SHELL Protective Ground
Pin out of 54659B RS-232 port looking into DB9 male connector
The following figure shows the pin out of the suggested RS-232 interface
cable used with the 54659B 9-pin connector.
Pin out of 34398A RS-232 cable
Refer to the "Programming over RS-232-C" chapter in the Agilent
54600–Series Oscilloscopes Programmer’s Guide for additional
information.
Figure 1– 6
Printer/Plotter/
Controller
54659B
Module
34398A
Cable
1
2
3
4
5
6
7
8
9
9-pin
female
9-pin
male
54657b07.cdr
9-pin
male
1
2
3
4
5
6
7
8
9
DCD
RX
TX
DTR
GND
DSR
RTS
CTS
RI
DCD
RX
TX
DTR
GND
DSR
RTS
CTS
RI
9-pin
female
Figure 1– 7
Installation
To configure the interface
1–7
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