1.4 Definition of Board Parameters. ELTEC BAB 40/60

BAB-40/60 1 Specification i

Table 11: SCSI Connector 8-bit X103 on ADAP-200

18

20

22

24

26

12

14

16

6

8

10

Pin

2

4

Description

DB0

DB1

DB2

DB3

DB4

DB5

DB6

DB7

DB8

GND

GND

GND

TERM-PWR

44

46

48

50

38

40

42

Pin

28

30

32

34

36

ACK

RST

MSG

SEL

CIO

REQ

I/O

Description

GND

GND

ATN

GND

BSY

1

49

2

50

All odd pins of the 50-pin SCSI connector except pin 25 are connected to ground. Pin 25 is left open.

Pin 26 is connected to +5 V via a Shottky diode to supply power to an external SCSI terminator.

Hardware Manual 21