Hardware manual

1 Specification EUROCOM-17-5xx

22 Hardware Manual

Table8: Pin Assignment of Connector X102

Lines on rows A and C are TTL-level, except Cx signals which have

RS232C level (SILC-200 used). Pin assignment changes for RS422/485

configuration. Row B is reserved for 32-bit VMEbus extension.

Pin Signal Row A Signal Row B Signal Row C

1 SCSIDBP1 + 5 V SCSIDB1

2 SCSIDB0 GND SCSIDB3

3 SCSIDB2 Reserved SCSIDB5

4 SCSIDB4 A24 SCSIDB7

5 SCSIDB6 A25 SCSIDB9

6 SCSIDBP0 A26 SCSIDB11

7 SCSIDB8 A27 SCSIDB13

8 SCSIDB10 A28 SCSIDB15

9 SCSIDB12 A29 CIOPC3

10 SCSIDB14 A30 CIOPC1

11 CIOPC2 A31 CIOPA6

12 CIOPC0 GND CIOPA4

13 CIOPA7 + 5 V CIOPA2

14 CIOPA5 D16 CIOPA0

15 CIOPA3 D17 /SCSIATN

16 CIOPA1 D18 GND

17 GND D19 /SCSIBSY

18 /SCSIACK D20 /SCSIRST

19 /SCSIMSG D21 /SCSISEL

20 /SCSIC/D D22 /SCSIREQ

21 /SCSII/O D23 C4GND4

22 C4GND1 GND C4DTR

23 C4CTS D24 C4TxD

24 C4RTS D25 C4RxD

25 C4DCD D26 C3GND4

26 C3GND1 D27 C3DTR

27 C3CTS D28 C3TxD

28 C3RTS D29 C3RxD

29 C3DCD D30 + 5 V

30 C2DTR D31 C2TxD

31 C2CTS GND C2RxD

32 C2RTS + 5 V C2DCD