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What IRQ does LPT2 usually use?
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What IRQ does LPT1 usually use?
LTP1 should use IRQ7.
What is the address of COM1?
From: http://www.techadvice.com/tech/C/ComPort_TS.htmCom1, IRQ 4, address: 3F8Com2, IRQ 3, address: 2F8Com3, IRQ 4, address: 3E8Com4, IRQ 3, address: 2E8
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.
A preassigned combination of an IRQ and IO address is called what?
COM and LPT PORTS
What IRQ is used by the mouse?
i dont know the answer
What IRQ is used by moused?
i dont know the answer
Which IRQ does a floppy disk controller typically use by default?
A floppy disk typically uses IRQ6 (that is on windows server 2003)
Which three system resources are commonly used for communication between the CPU or memory and other components in the computer?
DMA , IRQ and I/O address
List 4 system resources that software uses to manage hardware?
IRQ,DMA channels,I/O address and memory address
What are the four major system resources used by computer devices?
The major system resources to consider are the I/O port address, memory addresses, IRQ, and DMA settings.
