WESTERN DIGITAL CORPORATION
Replaced by the WD1004A-27X
Data bus: 8-bit, PC/XT
Size: Half-length, full-height card
Hard drives supported: Two RLL ST506/412 drives
Floppy drives supported: None
Maximum heads/cyl.: 16 heads and 1024 cylinders
34-pin control cable connector-hard drive
20-pin data cable connector-drive 0
20-pin data cable connector-drive 1
USER CONFIGURABLE SETTINGS
Supports low-level and dynamic low-level formatting. Performs logical translations; (i.e.-4 hds., 615 cyls. and 26 SPT would be seen by DOS as 4 hds. 940 cyls. 17 SPT. Supports only up to 16 heads and 663 cylinders (physical).
Supports low-level and dynamic low-level formatting. Does not do logical translation. Supports up to 16 heads and 1024 cylinders (physical).
MISCELLANEOUS TECHNICAL NOTES
This controller has a built-in low-level format program. To enter the program run the DEBUG utility supplied with DOS and at the prompt enter: G=C800:5.