[Coco] High(Er) speed cassette loading.

Allen Huffman alsplace at pobox.com
Wed Dec 30 15:58:00 EST 2020


On Dec 30, 2020, at 2:56 PM, Arthur Flexser <flexser at fiu.edu> wrote:
> 
> Yes, 1500 bps was the stock speed of cassette I/O.  In high speed mode,
> this would be approximately doubled.  Not quite doubled, I think, due to
> the fact that ROM routines were at double speed but the RAM accesses
> weren't, in the CoCo 1 high-speed mode.

So your patch for tape was similar to the patches disk basic I/O needed to work at double speed?

You mentioned four possibilities... four speed?


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