Moxa Technologies CP-116E-A - Page 70

PCI Express Boards Pin Assignments
7-13
RS-485-4W/RS-422
Pin Signal Pin Signal Pin Signal Pin Signal
1 GND7 21 – 40 – 60 TXD7-
2 RXD7+ 22 RXD7- 41 – 61 TXD7+
3 – 23 – 42 – 62 TXD6-
4 GND6 24 RXD6- 43 – 63 TXD6+
5 RXD6+ 25 – 44 – 64 –
6
GND5
26
–
45
–
65
TXD5-
7 RXD5+ 27 RXD5- 46 – 66 TXD5+
8 – 28 – 47 – 67 TXD4-
9 GND4 29 RXD4- 48 – 68 TXD4+
10 RXD4+ 30 – 49 – 69 –
11 GND3 31 – 50 – 70 TXD3-
12
RXD3+
32
RXD3-
51
–
71
TXD3+
13 – 33 – 52 – 72 TXD2-
14 GND2 34 RXD2- 53 – 73 TXD2+
15 RXD2+ 35 – 54 – 74 –
16
GND1
36
–
55
–
75
TXD1-
17 RXD1+ 37 RXD1- 56 – 76 TXD1+
18 – 38 – 57 – 77 TXD0-
19 GND0 39 RXD0- 58 – 78 TXD0+
20 RXD0+ 59 –
RS-485-2W
Pin Signal Pin Signal Pin Signal Pin Signal
1
GND7
21
–
40
–
60
–
2 DATA7+ 22 DATA7- 41 – 61 –
3 – 23 – 42 – 62 –
4 GND6 24 DATA6- 43 – 63 –
5 DATA6+ 25 – 44 – 64 –
6 GND5 26 – 45 – 65 –
7 DATA5+ 27 DATA5- 46 – 66 –
8
–
28
–
47
–
67
–
9 GND4 29 DATA4- 48 – 68 –
10 DATA4+ 30 – 49 – 69 –
11 GND3 31 – 50 – 70 –
12 DATA3+ 32 DATA3- 51 – 71 –
13 – 33 – 52 – 72 –
14
GND2
34
DATA2-
53
–
73
–
15 DATA2+ 35 – 54 – 74 –
16 GND1 36 – 55 – 75 –
17 DATA1+ 37 DATA1- 56 – 76 –
18
–
38
–
57
–
77
–
19 GND0 39 DATA0- 58 – 78 –
20 DATA0+ 59 –