User`s guide
Appendix A
50
KEEX-2030 User’s Manual
DMA Channels
DMA #
Used For
Comment
0
Memory Refresh
1
Sound
Note (1)
2
Floppy disk controller
Note (1)
3
free
Unavailable if LPT
used in ECP mode.
4
Cascade
5
Sound
Note (1)
6
free
7
free
Note: If the "Used For" device is disabled in setup, the corresponding interrupt
is available for other devices.
Memory Mapping
Upper Memory
Used For
Comment
C0000h - CBFFFh
VGA BIOS
No
CC000h - CFFFFh
CD000h - CDFFFh
LAN Option ROM
Yes
E0000h - FFFFFh
System BIOS
No
PCI Devices
PCI Device
PCI Interrupt
Comment
LAN
INTA
AD20
PCI Express Devices
PCIe Device
PCIe Interrupt
Comment
PCIe x1 Slot 1
INTC
Inter-IC Bus (I2C)
I2C Address
Used For
Comment
A0h
DDR2-RAM DIMM Socket 0
Address