Intel D815EEA2U Product Guide - Page 86

Intel D815EEA2U - P3 Socket 370 ATX Motherboard Manual

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Intel Desktop Boards D815EEA2, D815EPEA2, D815EFV, and D815EPFV Product Guide Desktop Board Resources Interrupts Table 32. IRQ NMI 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 * Interrupts System Resource I/O channel check Reserved, interval timer Reserved, keyboard buffer full Reserved, cascade interrupt from slave PIC COM2* (user available if COM2 is not present) COM1* LPT2 (Plug and Play option)/audio/user available Diskette drive controller LPT1* Real time clock User available User available User available Onboard mouse port (if present, else user available) Reserved, math coprocessor Primary IDE (if present, else user available) Secondary IDE (if present, else user available) Default, but can be changed to another IRQ. 86

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Intel Desktop Boards D815EEA2, D815EPEA2, D815EFV, and D815EPFV Product Guide
86
Desktop Board Resources
Interrupts
Table 32.
Interrupts
IRQ
System Resource
NMI
I/O channel check
0
Reserved, interval timer
1
Reserved, keyboard buffer full
2
Reserved, cascade interrupt from slave PIC
3
COM2* (user available if COM2 is not present)
4
COM1*
5
LPT2 (Plug and Play option)/audio/user available
6
Diskette drive controller
7
LPT1*
8
Real time clock
9
User available
10
User available
11
User available
12
Onboard mouse port (if present, else user available)
13
Reserved, math coprocessor
14
Primary IDE (if present, else user available)
15
Secondary IDE (if present, else user available)
*
Default, but can be changed to another IRQ.