0
What else can I help you with?
What IRQ does LPT1 usually use?
LTP1 should use IRQ7.
IRQ address typically used for LPT2?
5
List interrupts used with the IBM PC type sytems?
IRQ 0 - System timer. IRQ 1 - Keyboard. IRQ 2 - Cascaded signals from IRQs 8-15. IRQ 3 - COM2 (Default) and COM4 (User) serial ports IRQ 4 - COM1 (Default) and COM3 (User) serial ports IRQ 5 - LPT2 Parallel Port 2 or sound card IRQ 6 - Floppy disk controller IRQ 7 - LPT1 Parallel Port 1 or sound card (8-bit Sound Blaster and compatibles) IRQ 8 - Real time clock IRQ 9 - Free / Open interrupt / Available / SCSI. Any devices configured to use IRQ 2 will actually be using IRQ 9. IRQ 10 - Free IRQ 11 - Free IRQ 12 - PS/2 connector Mouse. IRQ 13 - ISA / Math Co-Processor IRQ 14 - Primary IDE. If no Primary IDE this can be changed IRQ 15 - Secondary IDE These are just a set of standard IRQs. For much more detail check our Ralf Brown's list located at http://www.cs.cmu.edu/~ralf/files.html
What is the IRQ for a keyboard?
IRQ 1 is used exclusively for the keyboard controller.
What IRQ does a monitor use?
None. Its the graphics card that uses an IRQ. The monitor is just a peripheral.
Which interrupt is usually used for the System Timer?
IRQ 0
What IRQ does the system timer use?
0
Which interrupts are usually used for the hard disk controller?
IRQ 14
What system resources does COM2 use?
IRQ 3
If IRQ 2 is in use IRQ 9 cant be used?
Depends if it's sharable or not. You could try moving the card to another slot.
What is the IRQ for the floppy disk drive controller?
By default, the IRQ for the floppy disk controller is IRQ 6.
What is the Interrupt Request IRQ assigned to LPT1?
By default IRQ 7 is assigned to LPT1.
