[Coco] It's a small win, but a win nonetheless

RETRO Innovations go4retro at go4retro.com
Sun Mar 12 00:35:32 EST 2017


On 3/11/2017 10:52 PM, Dave Philipsen wrote:
> True, stop and start bits are really only used for asynchronous data.  
> The cassette data is synchronous and that's why that string of 55s is 
> there.  You mentioned that sometimes you get AAs instead of 55s.  If 
> that continues after you perfect the circuit it's possible you may 
> cure it in software (I'm assuming you've got a program that is reading 
> the data in and not a dedicated USART). 
Yep
> Is the data after the AAs also shifted or does it correct itself?
Not until the long space between the filename and the data.

I rewired my mess-o-passives into a nice bundle.  We'll see if the issue 
persists.

Jim



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