Ports seem to be:
FBFA - write command to WD1010 (write)1111101111111010 FBFB - read status register from WD1010 (read)1111101111111011 F9F8 - WD1010 data register (read/write)1111100111111000 FAF8 = cylinder low? 1111101011111000 FAF9 = cylinder high? 1111101011111001 FAFA = ? F9F9 = ? F9FA = ? F9FB = ? WD1010 appears to be mapped to CPC's A0.
FAF8 = cylinder low?
FAF9 = cylinder high?
FAFA = ?
F9F9 = ?
F9FA = ?
F9FB = ?
== Links ==
* http://www.tiffe.de/Robotron/Winchester-HD/Western_Digital/WD1010.pdf
[[Category:Peripherals]][[Category:DATA Storage]]