Connect-tech Blue Heat/PCI PCI Serial Communications Bedienungsanleitung PDF herunterladen (Seite 25)

Blue Heat/PCI User’s Manual, Connect Tech Inc.

25 Revision 0.11

Table 7: DB-37 pinouts for Blue Heat/PCI RS-232 and RS-422/485 models

No.

Port

No.

RS-232

Signal

Direction

RS-422/485

Signal

Direction

1 1 SG signal gnd SR signal ref

2 1 DTR output RxD A(-) input

3 1 TxD output TxD A(-) output

4 1 RxD input TxD B(+) output

5 1 DCD input RxD B(+) input

6 unused unused

7 3 RI input CTS B(+) input

8 3 CTS input RTS B(+) output

9 3 RTS output RTS A(-) output

10 3 DSR input CTS A(-) input

11 4 RI input CTS B(+) input

12 4 CTS input RTS B(+) output

13 4 RTS output RTS A(-) output

14 4 DSR input CTS A(-) input

15 2 SG signal gnd SR signal ref

16 2 DTR output RxD A(-) input

17 2 TxD output TxD A(-) output

18 2 RxD input TxD B(+) output

19 2 DCD input RxD B(+) input

20 1 RI input CTS B(+) input

21 1 CTS input RTS B(+) output

22 1 RTS output RTS A(-) output

23 1 DSR input CTS A(-) input

24 3 SG signal gnd SR signal ref

25 3 DTR output RxD A(-) input

26 3 TxD output TxD A(-) output

27 3 RxD input TxD B(+) output

28 3 DCD input RxD B(+) input

29 4 SG signal gnd SR signal ref

30 4 DTR output RxD A(-) input

31 4 TxD output TxD A(-) output

32 4 RxD input TxD B(+) output

33 4 DCD input RxD B(+) input

34 2 RI input CTS B(+) input

35 2 CTS input RTS B(+) output

36 2 RTS output RTS A(-) output

37 2 DSR input CTS A(-) input

Part #: CAB04DX

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