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P8044AH-R0117 数据表(PDF) 22 Page - InnovASIC, Inc

部件名 P8044AH-R0117
功能描述  SDLC Communications Controller
PDF  65 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  INNOVASIC [InnovASIC, Inc]
网页  http://www.innovasic.com
标志 INNOVASIC - InnovASIC, Inc

P8044AH-R0117 数据表(HTML) 22 Page - InnovASIC, Inc

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IA8044/IA8344
Data Sheet
SDLC Communications Controller
March 30, 2010
IA211010112-04
http://www.Innovasic.com
UNCONTROLLED WHEN PRINTED OR COPIED
Customer Support:
Page 22 of 65
1-888-824-4184
®
4.3.4
Bit Addressable Memory
Both the internal RAM and the SFRs have locations that are bit addressable in addition to the byte
addressable locations (see Tables 7 and 8).
Table 7. SFR Bit Addressable Locations
Byte Address
Bit [7]
Bit [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
Register
F0h
F7h
F6h
F5h
F4h
F3h
F2h
F1h
F0h
B
E0h
E7h
E6h
E5h
E4h
E3h
E2h
E1h
E0h
ACC
D8h
DFh
DEh
DDh
DCh
DBh
DAh
D9h
D8h
NSNR
D0h
D7h
D6h
D5h
D4h
D3h
D2h
D1h
D0h
PSW
C8h
CFh
CEh
CDh
CCh
CBh
CAh
C9h
C8h
STS
B8h
–
–
–
BCh
BBh
BAh
B9h
B8h
IP
B0h
B7h
B6h
B5h
B4h
B3h
B2h
B1h
B0h
P3
A8h
AFh
–
–
ACh
ABh
AAh
A9h
A8h
IE
A0h
A7h
A6h
A5h
A4h
A3h
A2h
A1h
A0h
P2
90h
97h
96h
95h
94h
93h
92h
91h
90h
P1
88h
8Fh
8Eh
8Dh
8Ch
8Bh
8Ah
89h
88h
TCON
80h
87h
86h
85h
84h
83h
82h
81h
80h
P0
Table 8. Internal RAM Bit Addressable Locations
Byte Address
Bit [7]
Bit [6]
Bit [5]
Bit [4]
Bit [3]
Bit [2]
Bit [1]
Bit [0]
30h-BFh
Upper Internal RAM Locations
2Fh
7Fh
7Eh
7Dh
7Ch
7Bh
7Ah
79h
78h
2Eh
77h
76h
75h
74h
73h
72h
71h
70h
2Dh
6Fh
6Eh
6Dh
6Ch
6Bh
6Ah
69h
68h
2Ch
67h
66h
65h
64h
63h
62h
61h
60h
2Bh
5Fh
5Eh
5Dh
5Ch
5Bh
5Ah
59h
58h
2Ah
57h
56h
55h
54h
53h
52h
51h
50h
29h
4Fh
4Eh
4Dh
4Ch
4Bh
4Ah
49h
48h
28h
47h
46h
45h
44h
43h
42h
41h
40h
27h
3Fh
3Eh
3Dh
3Ch
3Bh
3Ah
39h
38h
26h
37h
36h
35h
34h
33h
32h
31h
30h
25h
2Fh
2Eh
2Dh
2Ch
2Bh
2Ah
29h
28h
24h
27h
26h
25h
24h
23h
22h
21h
20h
23h
1Fh
1Eh
1Dh
1Ch
1Bh
1Ah
19h
18h
22h
17h
16h
15h
14h
13h
12h
11h
10h
21h
0Fh
0Eh
0Dh
0Ch
0Bh
0Ah
09h
08h
20h
07h
06h
05h
04h
03h
02h
01h
00h
18h-1Fh
Register Bank 3
10h-17h
Register Bank 2
08h-0Fh
Register Bank 1
00h-07h
Register Bank 0



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