[Coco] Source code for High Speed Bit-Banger I/O
Bob Devries
devries.bob at gmail.com
Sat Apr 28 02:35:54 EDT 2007
Roger Taylor said:
> I don't think the 6821 itself will register the signals that long,
> but who knows? Also, the timing is so close that faking half-cycles
> might be required, but not possible. Cross your fingers, guys.
Good luck Roger. (fingers & toes & eyes crossed)
"Abandon all hope all ye who enter (t)here....."
--
Regards, Bob Devries, Dalby, Queensland, Australia
Isaiah 50:4 The sovereign Lord has given me
the capacity to be his spokesman,
so that I know how to help the weary.
website: http://www.home.gil.com.au/~bdevasl
my blog: http://bdevries.invigorated.org/
----- Original Message -----
From: "Roger Taylor" <operator at coco3.com>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Saturday, April 28, 2007 4:26 PM
Subject: Re: [Coco] Source code for High Speed Bit-Banger I/O
> Ok, I spent about 15 minutes coming up with a possible 230400 bps
> block receive routine.
>
> Tomorrow I'll be testing to see if this actually works. This is
> 115200 x 2 and requires the 2mhz CPU mode just as the 57600 bps code
> requires to achieve 115200 bps.
>
> I noticed my PC's dial-up settings allows this speed "setting", and I
> think my USB Serial Adaptor may support it but I'm not sure yet.
>
> I don't think the 6821 itself will register the signals that long,
> but who knows? Also, the timing is so close that faking half-cycles
> might be required, but not possible. Cross your fingers, guys.
>
>
>
>
>
>
> --
> Roger Taylor
>
>
> --
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> Coco at maltedmedia.com
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