Is there anything the WD chip won't handle versus
a raw track
approach?
Any format not derived from the IBM SD and DD standards.
- HP 300
- DEC RX02
- TI FD1000
- INTEL M2FM DD
- AED 2500 and 6200
- AED WINC05 5"
Eric and I built a sampling reader as you suggested a while back.
I would suggest storing deltas between transitions, measured at a
much higher rate (from memory, Catweasel can delta at up to 40MHz
resolution)