Lex Computech CI770A Instruction Manual page 42

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CC13: COM1 RS232 port (5pin 1.25mm Wafer)
PIN NO.
1
+5V
Note: All signals are RS232 level.
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COM ports from (PLX OXPCIe954)
COM7/8/9/10 default support RS232 mode
COM7/8/9/10 is option for OEM.
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RS232 ports (2x5pin 2.0mm Wafer)
CC7: COM7
CC9: COM9
Description
PIN NO.
DCD
1
TXD
3
GND
5
RTS
7
RI
9
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RS485 ports (2x5pin 2.0mm Wafer)
CC7: COM7
CC9: COM9
Description
PIN NO.
RS485 TX-
1
NC
3
GND
5
NC
7
NC
9
2
GND RTS
CC8 : COM8
CC10 : COM10
PIN NO.
2
4
6
8
10
CC8 : COM8
CC10 : COM10
PIN NO.
2
4
6
8
10
3 4
TXD
Description
RXD
DTR
DSR
CTS
+5V
Description
RS485 TX+
NC
NC
NC
+5V
pin1
CC7 CC9
CC8 CC10
37
5
RXD
pin1
CC13