W83759A Datasheet, PDF (20/41 Pages) Winbond – ADVANCED VL-IDE DISK CONTROLLER

W83759A
CRX87h (REVID)
Read Only
Revision ID Number
Bit 7
DMASL
Bit 6
Reserved
Bit 5
PDRV
Bit 4
SDRV
Bit 3
Rev 3
Bit 2
Rev 2
Bit 1
Rev 1
Bit 0
Rev 0
Bit 7
DMASL
Power-on setting value of VGAOEL pin.
Initial DMA enable/disable setting
0
DMA mode enabled if SUSPEN_P = 0 and
ADV_P = 1
1
DMA mode disabled
Bit 6
Reserved
(Read/Write)
0 (default)
Bit 5
PDRV
Primary channel current drive select
0
Master drive (default)
1
Slave drive
Bit 4
SDRV
Secondary channel current drive select
0
Master drive (default)
1
Slave drive
Bit 3-Bit 0 Rev 3−Rev 0 1010b (default in A version)
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