Dma Channel Assignments; Interrupt Assignments - Advantech PCA-6175 Manual

B.15 DMA Channel Assignments
Table B-15: DMA channel assignments
Channel
0
1
2
3
4
5
6
7
B.16 Interrupt Assignments
Table B-16: Interrupt assignments
Priority
1
2
3
-
4
5
6
7
8
9
10
11
12
13
14
15
16
PCA-6175 User's Manual
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Function
Available
Available
Floppy disk (8-bit transfer)
Available
Cascade for DMA controller 1
Available
Available
Available
Interrupt# Interrupt source
NMI Parity error detected
IRQ 0 Interval timer
IRQ 1 Keyboard
IRQ 2 Interrupt from controller 2 (cascade)
IRQ 8 Real-time clock
IRQ 9 Cascaded to INT 0A (IRQ 2)
IRQ 10 Available
IRQ 11 Available
IRQ 12 PS/2 mouse
IRQ 13 INT from co-processor
IRQ 14 Fixed disk controller
IRQ 15 Available
IRQ 3 Serial communication port 2
IRQ 4 Serial communication port 1
IRQ 5 Parallel port 2
IRQ 6 Diskette controller (FDC)
IRQ 7 Parallel port 1 (print port)