
Appendix A: Chipset and I/O map
73
1
This I/O location is only active when bit 31 of the 443BX configuration address
register is 1.
Table A-38. 443BX configuration data register
I/O Addr Functional group R/W Usage
0CFC–
0CFF
(
DWORD
only)
443BX configuration
data register
1
R/W Configuration data register