TECHNICAL INFORMATION
_________________________________________________________________________
CMOS RAM ADDRESS MAP
Addresses
Description
00-0D
* Real-time clock information
0E
* Diagnostic status byte
0F
* Shutdown status byte
10
Diskette drive type byte
- drives A and B
11
Reserved
12
Fixed disk type byte
- drives C and D
13
Reserved
14
Equipment byte
15
Low base memory byte
16
High base memory byte
17
Low expansion memory byte
18
High expansion memory byte
19-2D
Reserved
2E-2F
2-byte CMOS checksum
30
* Low expansion memory byte
31
* High expansion memory byte
32
* Date century byte
33
* Information flags
(set during power on)
34-3F
Reserved
Содержание BISON II
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