Rockwell Automation 57C332 AutoMax Power Supply Module and Racks - Manual (Page 34)

CĆ2
Rack Backplane (Cont.)
P1 Bus (Cont.)
Solder Side
Pin 1 Mnemonic Description
Power
Supplies
2
4
6
8
10 NC
12
GND
+5V
+5V
+12V
-5V
GND
Signal Ground
+5 VDC
+5 VDC
+12 VDC
-5 VDC
Signal Ground
Bus
Controls
14
16
18
20
22
24 MOD
INIT/
BPRO/
BREQ/
MWTC/
IOWC/
PRIV/
Initialize
Bus Priority Out
Bus Request
Memory Write Commmand
I/O Write Command
Privilege
Bus
Controls
and
Addresses
26 MOD
28
30
32
34
MMUMAP
AD10/
AD11/
AD12/
AD13/
MMU Map Select
Address Bus
Address Bus
Address Bus
Address Bus
Parallel
Interrupts
Requests
36 MOD
38 NC
40
42
INT7/
INT5/
INT3/
INT1/
System WDOG Interrupt
General Purpose Interrupt
General Purpose Interrupt
General Purpose Interrupt
Address 44
46
48
50
52
54
56
58
ADRF/
ADRD/
ADRB/
ADR9/
ADR7/
ADR5/
ADR3/
ADR1/
Address Bus
Data 60
62
64
66
68
70
72
74
DATF/
DATD/
DATB/
DAT9/
DAT7/
DAT5/
DAT3/
DAT1/
Data Bus
Power
Supplies
76
78 NC
80
82
84
86
GND
-12V
+5V
+5V
GND
Signal Ground
Reserved
-12V
+5 VDC
+5 VDC
Signal Ground
NC: No connection
MOD: Modified definition of Multibus specification
NU: No usage in system; driven per Multibus specification