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B-1
B. MEMORY & I/O MAPS
B.1
MEMORY MAPPING
Address
Function
00000-9FFFF
0-640 KB DRAM
A0000-BFFFF
64KB Video Memory
C0000-CBFFF
32KB Video BIOS
D000-D3FF
Optional: Flash window
D400-D700
Optional: TEKNOR BIOS Extension
E0000-FFFFF
64KB Main BIOS
100000-Top of DRAM
1 MB - Top of DRAM
B.2
I/O MAPPING
Address
Optional Add.
Optional Add.
Optional Add.
Function
000-01F
DMA Controller 1
020-03F
Interrupt Controller 1
040-05F
Timers
060-06F
Keyboard
070-07F
Real-time clock
080-09F
DMA Page Register
0A0-0BF
Interrupt Controller 2
0C0-0DF
DMA Controller 2
0F0-0F1, 0F8-0FF
Math Coprocessor
190-197
290-297
390-397
TEKNOR Control Port
1F0-1F7, 3F6
Primary IDE
170-177, 376
Secondary IDE
3F0-3F7
370-377
Floppy Disk
378-37A
3BC-3BE
278-27A
Parallel Port (LPT1 by default)
3F8-3FF
(COM1)
2F8-2FF
(COM2)
3E8-3EF
(COM3)
2E8-2EF
(COM4)
Serial Port 1 (COM1 by default)
2F8-2FF
(COM2)
3F8-3FF
(COM1)
3E8-3EF
(COM3)
2E8-2EF
(COM4)
Serial Port 2 (COM2 by default)
3C0-3CF, 3D0-3DF, 3B0-3BB
Graphics Controller (I2C Port)
Содержание VIPer 821
Страница 8: ......
Страница 15: ...PRODUCT DESCRIPTION 1 PRODUCT OVERVIEW 2 JUMPER SETTINGS 3 FEATURE DESCRIPTION...
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Страница 19: ...1 3 VIPer 821 Block Diagram...
Страница 20: ...1 4 VIPer 821 Connector and Jumper Location...
Страница 21: ...2 1 2 JUMPER SETTINGS The processor related jumpers must conform to the following...
Страница 22: ...VIPer 821 Technical Reference Manual 2 2 The other jumpers are described below...
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Страница 47: ...SOFTWARE SETUPS 4 BIOS SETUP PROGRAM 5 UPGRADING THE BIOS WITH UBIOS...
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Страница 79: ...C 1 C BOARD DIAGRAMS C 1 ASSEMBLY TOP DIAGRAM...
Страница 80: ...VIPer 821 Technical Reference Manual C 2 C 2 ASSEMBLY BOTTON DIAGRAM...
Страница 81: ...Board Diagrams C 3 C 3 ASSEMBLY MECHANICAL DIAGRAM...
Страница 82: ...VIPer 821 Technical Reference Manual C 4 C 4 DC DC CONVERTER MODULE DIAGRAMS Top Side Bottom Side Mechanical...
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