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End Code
LF
CR ＋ LF
6.3.3 Connector
The RS232 connector on the tester is a 9-pin female connector.
3
5
4
2
9
8
7
Pin No.
1
*
2
TxD
3
RxD
4
*
5
GND
6
*
7
*
8
*
9
*
6.3.4 Connection
Wire the RS232 interface according to the diagram below:
9 Pin (female)
Instrument
2
TxD
3
RxD
5
GND
1
6
Description
Unused
Send data
Receive data
Unused
Ground signal
Unused
Unused
Unused
Unused
9 Pin (male)
Connecting Wire
2
3
5
GPIB/RS232 Interface (IEEE-488.2)
9 Pin (female)
9 Pin (male)
2
2
3
3
5
5
PC
RxD
TxD
GND
6-3
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