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KBox B-201-CFL - User Guide, Rev 1.3
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11.10.
Serial Port Connector Pin Assignment
Table 25: Serial Interface COM1 port (RS232) Connector Pin Assignment
Pin
Signal Name- RS232
Description
9-pin D-SUB Connector
1
DCD
Data Carrier Detect
1 5
6 9
2
SIN
Signal In
3
SOUT
Signal out
4
DTR
Data Terminal Ready
5
GND
Ground
6
DSR
Data Set Ready
7
RTS
Request to Send
8
CTS
Clear to Send
9
RI
Ring Indicator