
PC/104 CPU Module PFM-541I
Chapter 2 Quick Installation Guide 2- 19
35
CLOCK 36 VSYNC
37
DE 38 HSYNC
39
N.C 40 ENAVEE
2.23 COM1/2/3/4 Connectors (CN16)
Pin Signal Pin Signal
1
DCD
2
DSR
3
RX
4
RTS
5
TX
6
CTS
7
DTR
8
RI/5V
9
GND 10 N.C
11
DCD (485/422_TX-) 12 DSR
13
RX (422_RX+) 14 RTS
15
TX (485/422_TX+) 16 CTS
17
DTR (422_RX-) 18 RI/5V
19
GND 20 N.C
21
DCD 22 DSR
23
RX 24 RTS
25
TX 26 CTS
27
DTR 28 RI
29
GND 30 N.C
31
DCD 32 DSR
33
RX 34 RTS
35
TX 36 CTS
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