RS-232 Connections
The signals for the 9-pin RS-232 port on the oscilloscope is 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
9
Ring
SHELL
Protective Ground
Pin out of oscilloscope RS-232 port looking into DB9 male connector
The follow figure shows the pin out of the recommended Agilent 34398A RS-232
cable.
PC/Controller
Agilent 34398A
Cable
'&'
5;
7;
'75
*1'
'65
576
&76
5,
9-pin
9-pin
male
female
Pin out of Agilent 34398A RS-232 cable
To set up the I/O port to use a controller
Oscilloscope
'&'
5;
7;
'75
*1'
'65
576
&76
5,
9-pin
9-pin
DFGU
female
male
Utilities
6-9