E P I C B o a r d
E P I C - H D 0 7
Chapter 2 Quick Installation Guide
2-37
2.38
RS-232 Serial Port Dual Connector (COM1)
Pin
Pin Name
Signal Type
Signal Level
1 DCD#1
IN
2 RXD#1
IN
3 TXD1
OUT
4 DTR#1
OUT
5 GND
GND
6 DSR#1
IN
7 RTS#1
OUT
8 CTS#1
IN
9 RI#1
IN
10 DCD#2
(485D-)(422TXD-)
IN
11 RXD2()
IN
12
TXD2
(485D+)()
OUT
13 DTR#2(422RXD-)
OUT
14 GND
OUT
15 DSR#2
IN
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