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Pin Designations
COM1 [RS-232]
Installation Instructions
FPC-8057 User's Manual
Pin assignment of the 9 Pin, Female,
SUB-D, COM1 [RS-232] Port.
Note: This port is not used for
downloading or for printing functions.
Pin#
Symbol
Function
1
DCD
Data Carrier Detect
2
RxD
Received Data
3
TxD
Transmitted Data
4
DTR
Data Terminal Ready
5
GND
Signal Ground
6
DSR
Data Set Ready
7
RTS
Ready to send
output
8
CTS
Clear to send input
9
RI
Ring Indicator
15
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