Advantech PCA-6154L Instrukcja Użytkownika Pobierz pdf (Strona 95)

Appendix D System Assignments 85

D.2 DMA Channel Assignments

Table D-2: 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

* Audio DMA select 0, 1 or 3

D.3 Interrupt Assignments

Table D-3: Interrupt assignments

Interrupt# Interrupt source

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 Watchdog Timer

IRQ 12 PS/2 mouse (non-releasable)

IRQ 13 INT from co-processor

IRQ 14 Fixed disk controller (Primary)

IRQ 15 Fixed disk controller (Secondary)

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)

* PNP audio IRQ select: 5, 7, 9 or 10

* Ethernet function is auto-sensing

1 2 ... 90 91 92 93 94 95 96 97 98 99 100 101 102

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