Specifications

Table D–3 (Cont.) I/O Address Map
Range (Hex) Function
0078 BIOS timer
0080–008F ISP DMA
0092 System control port
00A0–00A1 ISP interrupt
00C0–00DE ISP DMA
00F0 Reset numeric error
01F0–01F7 IDE controller
0278–027B Parallel 2
02E8–02EF Serial 4
02F8–02FF Serial 2
0378–037F Parallel 2
03B0–03BB Video registers
03C0–03BF Parallel 1
03E8–03EF Serial 3
03F0–03F5 Diskette controller
03F6 IDE
03F7 (bits 6–0) IDE read
03F8–03FF Serial 1
0400–040B ISP high DMA
040C–040F ISP control and test
0461–0464 ISP extended NMI
0464–0465 ISP bus master
0480–048F ISP high DMA
04C2–04CE ISP extended DMA
04D0–04D1 ISP interrupt edge/level
04D2–04FF ISP extended DMA
0C01–0C07 Baseboard configuration
0C09–0C79 Baseboard configuration
0C80–0C83 Baseboard EISA identification
(continued on next page)
Device Mapping D–3