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IRQ For A Plus

rename
Updated 2007-06-06 23:49

IRQ Review for A+ Certification

 

IRQ #0-7Typical Use
0System Timer
1Keyboard
2Cascade interrupt for IRQs 8-15
3Second serial port (COM2)
4First serial port (COM1)
5Sound Card
6Floppy disk controller
7First parallel port
memorize

 

IRQ #8-15Typical Use
8Real-time clock
9Open interrupt
10Open interrupt
11Open interrupt
12PS/2 mouse
13Floating point unit / coprocessor
14Primary IDE channel
15Secondary IDE channel
memorize