Cpu Card Resources; Interrupters; Memory Map - Contec SPI-8150-LLVA User Manual

4. CPU Card Resources

4.1 Interrupters

Interrupters
IRQ#
NMI I/O Channel check
0 Reserved(interval Timer)
1 Reserved (Keyboard Controller)
2 Reserved (cascade interrupt from slave PIC)
3 COM2*
4 COM1*
5 LPT2(Plug and Play option)
6 FDD controller
7 LPT1*
8 Real Time Clock
9 User available
10 User available
11 User available
12 Reserved (PS/2 mouse port)
13 Reserved (math Processor)
14 Primary IDE (if present, else user available)
15 Secondary IDE(if present, else user available)
* Default, but can be changed to another IRQ

4.2 Memory Map

Compatibility Area
Address Range (h)
100000 -
E8000 - FFFFF
E0000 - E7FFF
CC000 - DFFFF
A0000 - CBFFF
00000 - 9FFFF
SPI-8150-LVA, SPI-8151-LVA
System Resources
Size
511MB Extended Memory
96KB System BIOS
32KB System BIOS(Available as UMB)
80KB Available high DOS memory(Open to ISA bus)
176KB Video memory and BIOS
640KB Conventional memory
Description
4. CPU Card Resources
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