User manual

MIO-2261 User Manual 70
C.1 System I/O Ports
C.2 DMA Channel Assignments
Table C.1: System I/O Ports
Addr. Range (Hex) Device
000-01Fh DMA Controller
20h-2Dh Interrupt Controller
50h-52h Timer/Counter
060h-06Fh 8042 (keyboard controller)
070h-07Fh Real-time clock, non-maskable interrupt (NMI) mask
080h-09Fh DMA page register
0A0h-0BFh 0A0-0BF
0C0h-0DFh DMA controller
F0C0h-F0C7h IDE Controller
F0E0h-F0E7h IDE Controller
2F8h-2FFh Communications Port (COM2)
3C0h-3DFh Motherboard resources
3F8h-3FFh Communications Port (COM1)
400h-4FFh Motherboard resources
500h-53Fh Motherboard resources
600h-67Fh Motherboard resources
Table C.2: DMA Channel Assignments
Channel Function
0 Available
1 Available
2 Available
3 Available
4 Direct memory access controller
5 Available
6 Available
7 Available