System I/O Ports; Dma Channel Assignments; B.17 System I/O Ports - Advantech PCA-6763 User Manual

B.17

System I/O Ports

Table B.17: System I/O ports
Addr. range (Hex)
000-02F
020-02D
040-04F
050-052
060-06F
070-07F
080-09F
0A0-0FF
0C0-0DF
0F0-0FF
170-177
1F0-1F7
3C0-3DF
2F8-2FF
3E8-3EF
3F8-3FF
400-4FF
800-8FF
B00-B3F
C00-CFF
E00-E7F
B.18

DMA Channel Assignments

Table B.18: DMA channel assignments
Channel
0
1
2
3
4
5
6
7
PCA-6763 User Manual
Device
DMA Controller
Interrupt Controller
System resource
Timer/Counter
8042 (keyboard controller)
Real-time clock, non-maskable interrupt (NMI) mask
DMA page register
System resource
DMA controller
System resource
IDE Controller
IDE Controller
System resource
Serial port 2
Serial port 3
Serial port 1
System resource
System resource
System resource
System resource
System resource
Function
Available
Available
Floppy disk (8-bit transfer)
Available
Cascade for DMA controller 1
Available
Available
Available
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