ZiLOG System 8000 Hardware Reference Manual page 50

HRM Zilog
HRM
Table 2-15. Storage Module Device Controller
B
Connector P2/J27, Slot
7
(Model 31)
Row A Row B
Row C
PIN SIGNAL SIGNAL
SIGNAL
1
2 3·SERVOCLK- 3·SERVOCLK+
3
3.READDATA-
3·READDATA+
4
3·WRITECLK- 3·READCLK-
GND
5 3.WRITECLK+ .
3.READCLK+ 3·SELECTED-
6
3.WRITEDATA+ 3.SELECTED+
3·SEEKEND-
1
3.WRITEDATA- 3·SEEKEND+.
GND
8
9
2.SERVOCLK-
10
2.SERVOCLK+
2.READDATA-
1
1
2.WRITECLK+ 2.READDATA+ GND
12 2.WRITECLK-
2.READCLK- 2.READCLK+
13
2.WRITEDATA- 2.SELECTED-
2.SELECTED+
14
2.WRITEDATA+ 2.SEEKEND-
2.SEEKEND+
15
1 . SERVOCLK- GND
16
1.SERVOCLK+ 1.READDATA-
17
1 . WRITECLK-
1.READDATA+ 1 . READCLK-
18
1.WRITECLK+ 1.READCLK+
1.SELECTED-
19 1.WRITEDATA+
1 . SELECTED+ GND
20
1. WRITEDATA- 1.SEEKEND-
1.SEEKEND+
21
O.SEEKEND- O. S"EEKE ND+
22
O.SELECTED+
O.SELECTED-
23
O.WRITEDATA+ GND
24
O.WRITEDATA-
O.WRITECLK-
25
O.WRITECLK+ O.READCLK-
26
O.READCLK+ O.READDATA-
27
O.SERVOCLK+ O.READDATA+
O.SERVOCLK-
28
+5Vdc
+5Vdc
+5Vdc
29
-5Vdc -5Vdc
-5Vdc
30
+12Vdc
+12Vdc
+12Vdc
31
-12Vdc -12Vdc
-12Vdc
32
GND
GND
GND
2-21
Zilog 2-21