Oki MSM80C154S - Manual (Page 22)

280
¡ Semiconductor MSM80C154S/83C154S
7F
77
6F
67
5F
57
4F
47
3F
37
2F
27
1F
17
0F
07
7E
76
6E
66
5E
56
4E
46
3E
36
2E
26
1E
16
0E
06
7D
75
6D
65
5D
55
4D
45
3D
35
2D
25
1D
15
0D
05
7C
74
6C
64
5C
54
4C
44
3C
34
2C
24
1C
14
0C
04
7B
73
6B
63
5B
53
4B
43
3B
33
2B
23
1B
13
0B
03
7A
72
6A
62
5A
52
4A
42
3A
32
2A
22
1A
12
0A
02
79
71
69
61
59
51
49
41
39
31
29
21
19
11
09
01
78
70
68
60
58
50
48
40
38
30
28
20
18
10
08
00
Bank 2
Bank 1
Bank 0
Bank 3
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
127
255
31
24
23
16
15
08H
7
0
2FH
2EH
2DH
2CH
2BH
2AH
29H
28H
27H
26H
25H
24H
23H
22H
21H
20H
7FH
0FFH
1FH
18H
17H
10H
0FH
07H
00H
8
REGISTER 0, 1, INDIRECT ADDRESSING
BIT ADDRESSING
DATA ADDRESSING
REGISTERS 0-7 DIRIECT ADDRESSING
USER DATA RAM
USER DATA RAM
48
128
30H
80H
Diagram of Internal Data Memory (RAM)