5.6 RS-232C Interface Specifications
[ 1 ] Interface Connector and Pin Assignment
The CU-6000 has an RS-232C interface port (Dsub-25S).
Pin No.
Signal
1
FG
2
SD
3
RD
4
RS
5
CS
6
DR
7
SG
20
ER
The input/output voltage threshold for the logical valued signal is listed below.
Logical Value
0
1
13
25
RS-232C interface port (Dsub-25S) on the CU-6000
Functions
Frame ground
Send data
Receive data
Request to send
Ready to send
Data set ready
Signal ground
Data terminal equipment ready
Input Voltage Threshold
3V min.
-3V max.
1
14
Signal Input/Output
CU-6000
Output Voltage Threshold
5V min.
-5V max.
144
External device
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