Sharp MZ-80B - Page 68

61
CN5 --MZ-SOGM
CN4,5 40P
I
Al5
2
Al4
3
Al3 4
Al2
5
All
6
AIO
7 A9
8
AS
9
GNO 10
A7
II
A6
12 A5
13
A4
14
A3
15
A2
16
AI
17
A0
18
GNO
19 07 20 06
21 05
22
04
23
03 24 02
25
01 26
00
27
GNO
28
NMI
29
EX WAIT
30
EX INT
31
EX RESET
32
RESET
33
lEO
34
HALT
35
MREQ
36
IOREQ
37 RO
38
WR
39
Ml
40
BUS0
-5V
+12V
+5V
+ + +
To MZ-SOEU
+
GNO
FIGURE 4.15 CPU board, block 5