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AIMB-252 User Manual
Appendix B
P
in Assignments
B.20
System I/O Ports
B.21
DMA Channel Assignments
Table B.21: System I/O Ports
Addr. range (Hex)
Device
000-01F
DMA controller
020-021
Interrupt controller 1, master
022-023
Chipset address
040-05F
8254 timer
060-06F
8042 (keyboard controller)
070-07F
Real-time clock, non-maskable interrupt (NMI)
mask
080-09F
DMA page register
0A0-0BF
Interrupt controller 2
0C0-0DF
DMA controller
0F0
Clear math co-processor
0F1
Reset math co-processor
0F8-0FF
Math co-processor
1F0-1F8
Fixed disk
200-207
Game I/O
278-27F
Parallel printer port 2 (LPT3)
290-297
On-board hardware monitor
2F8-2FF
Serial port 2
300-31F
Prototype card
360-36F
Reserved
378-37F
Parallel printer port 1 (LPT2)
380-38F
SDLCm bisynchronous 2
3A0-3AF
Bisynchronous 1
3B0-3BF
Monochrome display and printer adapter (LPT1)
3C0-3CF
Reserved
3D0-3DF
Color/graphics monitor adapter
3F0-3F7
Diskette controller
3F8-3FF
Serial port 1
Table B.22: DMA Channel Assignments
Channel
Function
0
Available
1
Available
2
Floppy disk (8-bit transfer)
3
Available
4
Cascade for DMA controller 1
5
Available
6
Available
7
Available
Содержание 910GMLE
Страница 8: ...AIMB 252 User Manual viii...
Страница 41: ...Chapter 2 2 BIOS Operation...
Страница 58: ...AIMB 252 User Manual 50...
Страница 59: ...Chapter 3 3 Chipset Software Install Utility...
Страница 62: ...AIMB 252 User Manual 54...
Страница 63: ...Chapter 4 4 VGA Setup...
Страница 65: ...57 AIMB 252 User Manual Chapter 4 VGA Setup...
Страница 67: ...Chapter 5 5 LAN Configuration...
Страница 69: ...61 AIMB 252 User Manual Chapter 5 LAN Configuration Based on different OS choose proper LAN driver to install...
Страница 70: ...AIMB 252 User Manual 62...
Страница 71: ...Appendix A A Programming the Watchdog...
Страница 79: ...Appendix B B Pin Assignments...
Страница 93: ...85 AIMB 252 User Manual Appendix B Pin Assignments...