Matching
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Match
the IRQs to their common devices
a. | 0 | i. | 8 | b. | 1 | j. | 9 | c. | 2 | k. | 10 | d. | 3 | l. | 11 | e. | 4 | m. | 12 | f. | 5 | n. | 13 | g. | 6 | o. | 14 | h. | 7 | p. | 15 | | | | |
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1.
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Real
time clock
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2.
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System timer/clock
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3.
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Primary IDE channel
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4.
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PS/2
Mouse
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5.
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Keyboard
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6.
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Math
coprocessor
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7.
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COM 2
or 4
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8.
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Parallel port (LPT1)
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9.
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Cascades to 2
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10.
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Floppy controller
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11.
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COM 1
or 3
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12.
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Physically wired to 9 to allow the second set of IRQs to work
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