- more accurate timimg for floppy commands 'write normal data' and 'read ID' based   on a motor speed of 300 RPM
- more accurate timimg for floppy commands 'write normal data' and 'read ID' based
  on a motor speed of 300 RPM

marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet