w83l950d Winbond Electronics Corp America, w83l950d Datasheet - Page 23

• Manufacturer Part Number: w83l950d
• Description: Peripheral Personal Computer Keyboard Controller
• Manufacturer: Winbond Electronics Corp America

For more detail please refer to below figure.
FFh
2Eh
2Dh
2Ch
2Bh
2Ah
80h
7Fh
30h
2Fh
29h
28h
27h
26h
25h
24h
23h
22h
21h
20h
1Fh
18h
17h
10h
0Fh
08h
07h
00h
7F
6F
5F
4F
3F
2F
1F
0F
77
67
57
47
37
27
17
07
FFh
7Fh
80h
00h
Figure 4: Register Map
7E
6E
5E
4E
3E
2E
1E
0E
76
66
56
46
36
26
16
06
Indirect
addressin
g
Addressing
Direct &
Indirect
Fig.5.1 Scratch Pad RAM Map
7D
6D
5D
4D
3D
2D
1D
0D
75
65
55
45
35
25
15
05
Indirect RAM
Direct RAM
7C
6C
5C
4C
3C
2C
1C
0C
74
64
54
44
34
24
14
04
Bank 3
Bank 2
Bank 1
Bank 0
- 14 -
FFh
80h
7B
6B
5B
4B
3B
2B
1B
0B
73
63
53
43
33
23
13
03
Addressing
7A
6A
5A
4A
3A
2A
1A
0A
72
62
52
42
32
22
12
02
Direct
SFRs
79
71
69
61
59
51
49
41
39
31
29
21
19
09
01
11
78
70
68
60
58
50
48
40
38
30
28
20
18
10
08
00
W83L950D