4 CPU card Resources
SIS-8601-LVA
33
4.3. DMA Channels
DMA Data Width System Resources
0 8 or 16bits
Open
1 8 or 16bits
Parallel port
2 8 or 16bits
Diskette drive
3 8 or 16bits
Parallel port (for ECP)
4
Reserved – cascade channel
5 16bits
Open
6 16bits
Open
7 16bits
Open
4.4. Interrupters
IRQ # System Resources
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)/user available
6 Diskette drive controller
7 LPT1*
8 Real time clock
9 User available
10 USB/User available
11 User available
12 PS/2 mouse port (user not available)
13 Reserved, math coprocessor
14 Primary IDE (if present, else user available)
15 User available
* Default, but can be changed to another IRQ
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