IRQ Channel Nbrs

Card Set Information

Author:
shadrinaff
ID:
8915
Filename:
IRQ Channel Nbrs
Updated:
2010-03-02 22:56:40
Tags:
Interrupt Request Comp TIA A certification
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Description:
IRQ 16 Original channel assignments
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  1. Original IRQ channel assignment for:
    System Timer
    0
  2. Original IRQ channel assignment for:
    Keyboard
    1
  3. Original IRQ channel assignment for:
    Cascading with 9
    2 - used for mainframes
  4. Original IRQ channel assignment for:
    COM 2 or COM 4
    3 (serial or infared devices)
  5. COM 1 or COM 3
    4 (serial or infared devices)
  6. Original IRQ channel assignment for:
    LPT2 or sound card
    5
  7. Original IRQ channel assignment for:
    Floppy Drive Controller or FDC
    6
  8. Original IRQ channel assignment for:
    LPT1
    7 (Parallel devices ECP or EPP)
  9. Original IRQ channel assignment for:
    System CMOS/Real Time Clock
    8
  10. Original IRQ channel assignment for:
    Cascading with 2
    9 - for mainframes
  11. Original IRQ channel assignment for:
    The 2 open assignments
    10 and 11
  12. Original IRQ channel assignment for:
    PS/2 Mouse Connector
    12
  13. Original IRQ channel assignment for:
    Numeric Data Processor aka Math co processor
    13
  14. Original IRQ channel assignment for:
    Primary IDE or Hard Drive Controller
    14
  15. Original IRQ channel assignment for:
    Secondary IDE or Hard Drive Controller
    15

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