[Coco] high density floppy controller mods

Mike Pepe lamune at doki-doki.net
Thu Aug 3 22:22:08 EDT 2006


Mark Marlette wrote:
> Mike,
> 
> The 3029 had both hardware and software control. Mine also senses the 
> disk and places the controller in the correct mode on the 3.5" DD/HD disk.
> 
> The 3029 is quite a hack, almost like another controller! :)
> 
> Good luck!
> 
> Mark
> 

Mark,

What pin are you using to sense the drive mode?

My reference here says pin 2 is density select, but it doesn't say if 
its an input or output. Reading from that pin doesn't seem to change if 
I insert a HD or LD disk.

-Mike



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