AIMB-766 User Manual
104
B.27
System I/O Ports
B.28
DMA Channel Assignments
Table B.27: 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
SDLC, 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.28: 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
Summary of Contents for AIMB-766
Page 8: ...AIMB 766 User Manual viii ...
Page 13: ...Chapter 1 1 Hardware Configuration ...
Page 28: ...AIMB 766 User Manual 16 ...
Page 29: ...Chapter 2 2 Connecting Peripherals ...
Page 49: ...37 AIMB 766 User Manual Chapter 2 Connecting Peripherals 2 20 PCIEX1_1 ...
Page 50: ...AIMB 766 User Manual 38 2 21 PCIEX1_2 ...
Page 52: ...AIMB 766 User Manual 40 ...
Page 53: ...Chapter 3 3 BIOS Operation ...
Page 77: ...Chapter 4 4 Chipset Software Installation Utility ...
Page 80: ...AIMB 766 User Manual 68 ...
Page 81: ...Chapter 5 5 VGA Setup ...
Page 83: ...Chapter 6 6 LAN Configuration ...
Page 86: ...AIMB 766 User Manual 74 ...
Page 87: ...Chapter 7 7 AMT Setup ...
Page 94: ...AIMB 766 User Manual 82 ...
Page 95: ...Appendix A A Programming the Watchdog Timer ...
Page 103: ...Appendix B B I O Pin Assignments ...