Changes

06+MT+MF+SK HU TR HD SC SZ LS GP SL <R> S0 S1 S2 TR HD LS SZ read sector(s)

07 HU - recalib.seek TP=0

08 - - S0 TP sense int.state

09+MT+MF HU TR HD SC SZ LS GP SL <W> S0 S1 S2 TR HD LS SZ wr deleted sec(s)

0F HU TP - seek track n

11+MT+MF+SK HU TR HD SC SZ LS GP SL <W> S0 S1 S2 TR HD LS SZ scan equal

19+MT+MF+SK HU TR HD SC SZ LS GP SL <W> S0 S1 S2 TR HD LS SZ scan low or equal

1D+MT+MF+SK HU TR HD SC SZ LS GP SL <W> S0 S1 S2 TR HD LS SZ scan high or eq.

Sn Status Register 0..3

FB Fillbyte (for the sector data areas) (default=E5h)

NM Number of Sectors (default=09h)

XX b0..3=headunload n*32ms (8" only), b4..7=steprate (16-n)*2ms