4-6
Chapter 4: Appendices – Connectors/Pinouts
Titan/cPCI User’s Manual, ver. 0.00
Table 2:
DB-37 cable connector pinouts
Pin
No.
Port
No.
RS-232
Signal
Direction
RS-485/422
Signal
Direction
1
1
SG
signal gnd
SR
signal ref
2 1 DTR
output TxD- output
3 1 TxD
output TxD+ output
4 1 RxD
input RxD- input
5 1 DCD
input RxD+ input
6 unused
unused
7 3 RI input RTS- output
8 3 CTS
input CTS+ input
9 3 RTS
output RTS+ output
10 3 DSR input CTS- input
11 4 RI input RTS- output
12 4 CTS input CTS+ input
13 4 RTS output RTS+ output
14 4 DSR input CTS- input
15
2
SG
signal gnd
SR
signal ref
16 2 DTR output TxD- output
17 2 TxD output TxD+ output
18 2 RxD input RxD- input
19 2 DCD
input RxD+ input
20 1 RI input RTS- output
21 1 CTS input CTS+ input
22 1 RTS output RTS+ output
23 1 DSR input CTS- input
24
3
SG
signal gnd
SR
signal ref
25 3 DTR output TxD- output
26 3 TxD output TxD+ output
27 3 RxD input RxD- input
28 3 DCD
input RxD+ input
29
4
SG
signal gnd
SR
signal ref
30 4 DTR output TxD- output
31 4 TxD output TxD+ output
32 4 RxD input RxD- input
33 4 DCD
input RxD+ input
34 2 RI input RTS- output
35 2 CTS input CTS+ input
36 2 RTS output RTS+ output
37 2 DSR input CTS- input
Cable Part Number:
CAB04DX
Summary of Contents for JB0
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