Moxa Technologies CP-132U Series Manual de usuario Pagina 91

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PCI Express Board User’s Manual Pin Assignments
5-14
RS-422 & 4-wire RS-485
Pin Signal Pin Signal Pin Signal Pin Signal
1
RxD3(+)
13
RxD0(+)
25
RxD1(-)
37
GND
2
TxD3(+)
14
TxD0(+)
26
---
38
---
3
---
15
---
27
---
39
TxD1(-)
4
---
16
---
28
---
40
---
5
RxD2(+)
17
RxD3(-)
29
RxD0(-)
41
GND
6
TxD2(+)
18
---
30
---
42
TxD0(-)
7
---
19
---
31
TxD3(-)
43
---
8
---
20
---
32
---
44
GND
9
RxD1(+)
21
RxD2(-)
33
GND
10
TxD1(+)
22
---
34
---
11
---
23
---
35
TxD2(-)
12
---
24
---
36
---
2-wire RS-485
Pin Signal Pin Signal Pin Signal
1
Data3+(B)
16
---
31
---
2
---
17
Data3-(A)
32
---
3
---
18
---
33
GND3
4
---
19
---
34
---
5
Data2+(B)
20
---
35
---
6
---
21
Data2-(A)
36
---
7
---
22
---
37
GND2
8
---
23
---
38
---
9
Data1+(B)
24
---
39
---
10
---
25
Data1-(A)
40
---
11
---
26
---
41
GND1
12
---
27
---
42
---
13
Data0+(B)
28
---
43
---
14
---
29
Data0-(A)
44
GND0
15
---
30
---
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