Sharp MZ-80B Owner's Manual 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