Chapter 3
Hardware
16
Reference Manual
ReadyBoard 620
Interrupt Channel Assignments
The interrupt channel assignments are listed in
.
Legend: D = Default, X = Fixed, O = Optional
Table 3-1. Interrupt Channel Assignments (Typical)
Device vs IRQ No.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Timer
X
Keyboard
X
Secondary Cascade
X
COM1
O D
COM2
D O
COM3
O
O O
D
COM4
O
O D
O
Floppy
D
Parallel
O
D
RTC
X
IDE
D
O
Math Coprocessor
X
PS/2 Mouse
X
PCI INTA
Automatically Assigned
PCI INTB
Automatically Assigned
PCI INTC
Automatically Assigned
PCI INTD
Automatically Assigned
USB
Automatically Assigned
VGA
Automatically Assigned
Ethernet
Automatically Assigned
NOTE
The IRQs for the Ethernet, Video, and USB are automatically assigned by the
BIOS Plug and Play logic. Local IRQs assigned during initialization can not be
used by external devices.
Содержание ReadyBoard 620
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Страница 6: ...Contents vi Reference Manual ReadyBoard 620 ...
Страница 44: ...Chapter 4 BIOS Setup Utility 38 Reference Manual ReadyBoard 620 ...
Страница 46: ...Appendix A Technical Support 40 Reference Manual ReadyBoard 620 ...
Страница 49: ...Index ReadyBoard 620 Reference Manual 43 references 1 weight ReadyBoard 620 12 ...
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