Interrupt Level Assignments - NEC POWERMATE ENTERPRISE NETPC Service Manual

Table 1-6 Interrupt Level Assignments*
Interrupt
Windows 95 System
0 System Timer
1 Keyboard
2 Sound
3 Not used
4 Serial Port A - COM1
5 OPL3-SA
X
6 Floppy Disk
7 Parallel Port - LPT1
8 RTC Clock/Calendar
9 S3 Virge/DX/GX
PCI/Intel 82371AB USB
Serial Port
10 Not used
11 Intel Ether Express
Pro/100 PCI
12 Mouse
13 Coprocessor
14 IDE port A
15 NA
* In Plug and Play systems, these interrupts are typical but may vary by
configuration. See the following paragraphs.
Technical Information
Assignment*
Windows NT 4.0 System
System Timer
Keyboard
Sound
Not used
Serial Port A - COM1
OPL3-SA
X
Floppy Disk
OPL3-SA
X
RTC Clock/Calendar
S3 Virge/DX/GX PCI/Intel
82371AB USB Serial Port
Not used
Intel Ether Express Pro/100
PCI
Mouse
Coprocessor
IDE port A
NA
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