Dma Channel Assignments; Interrupt Assignments - Advantech PCA-6176 Series User Manual

B.19 DMA Channel Assignments

DMA channel assignments

Channel
0
1
2
3
4
5
6
7
B.20 Interrupt Assignments

Interrupt assignments

Priority
1
2
3
-
4
5
6
7
8
9
10
11
12
13
14
15
16
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)
Appendix B Pin Assignments
115