beautypg.com

Siemens S5-135U/155U User Manual

Page 528

background image

11-16

System Manual

C79000-G8576-C199-06

Assignments of the backplane connector: 923A coordinator

Pin

N

Pin Row

No.

z

b

d

Backplane
conn.

1

2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32

+ 5 V

RESET
MEMR
MEMW
RDY
DB 0
DB 1
DB 2
DB 3
DB 4
DB 5
DB 6
DB 7

HALT

M 5 V

ADB 0
ADB 1
ADB 2
ADB 3
ADB 4
ADB 5
ADB 6
ADB 7
ADB 8
ADB 9
ADB 10
ADB 11

M 5 V


UBAT

BUSEN 1
BUSEN 2
BUSEN 3
BUSEN 4


DSI

Backplane
conn.

2

2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32

+ 5 V


NAU

M 5 V


STEU
STOPPA


PERO

M 5 V


TEST

Connector Assignments