VT82C686B

Manufacturer Part NumberVT82C686B
ManufacturerETC-unknow
VT82C686B datasheet
 


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Offset 79-78 – PCS0# I/O Port Address .......................... RW
15-0 PCS0# I/O Port Address [15-0]
Offset 7B-7A – PCS1# I/O Port Address ......................... RW
15-0 PCS1# I/O Port Address [15-0]
Offset 7D-7C – PCI DMA Channel Enable ..................... RW
15-9 Reserved
........................................ always reads 0
8-5
Reserved (Do Not Program).................... default = 0
4
Reserved
........................................ always reads 0
3-0
Reserved (Do Not Program).................... default = 0
Revision 1.71 June 9, 2000
Offset 7F-7E – 32-Bit DMA Control ............................... RW
15-3 32-Bit DMA High Page (A31-24) Registers IOBase
2-1
Reserved
........................................always reads 0
0
32-Bit DMA
0
Disable................................................... default
1
Enable
Offset 80 – Programmable Chip Select Mask ................ RW
7-4
PCS1# I/O Port Address Mask [3-0]
3-0
PCS0# I/O Port Address Mask [3-0]
-64-
Function 0 Registers - PCI to ISA Bridge
VT82C686B