TME-104P-CSR-LX800-R1V11.doc
Rev 1.11
49 (50)
5.3
Interrupts
IRQ
System Resource
0
Timer
1
Keyboard
2
(Secondary interrupt controller)
3
Serial port 2
4
Serial port 1
5
PCI INTC#
6
(not used)
7
Parallel port
8
Real-time clock
9
ACPI (Environment controller)
10
PCI INTA# (Graphics, ethernet, AES)
11
PCI INTB# (Misc. CS5536 devices)
12
PS/2 mouse
13
Numeric coprocessor
14
Primary IDE channel
15
PCI INTD# (USB)
Note
Depending on the BIOS settings, it is possible to reserve several IRQs
for the PC/104 or PC/104 plus bus
5.4
DMA Channels
DMA
Data width
System Resource
0
8 bits
Available
1
8 bits
Parallel port (ECP mode)
2
8 bits
Available
3
8 bits
Available
4
Reserved, Cascade Channel
5
16 bits
Available
6
16 bits
Available
7
16 bits
Available