Baud rate

Al Lipper efi at cardozo.org
Fri Mar 3 16:54:42 GMT 2000


Good thinking, Daniel.  You may be right.  In the latest version, we are
trying 4800 baud and it seems to be working pretty well.  Perhaps give the
slower baud rate a try.

			Al


> -----Original Message-----
> From: Daniel [mailto:duagu at hotmail.com]
> Sent: Thursday, March 02, 2000 7:32 PM
> To: Al Lipper
> Subject: Baud rate
>
>
> Hi al,
> bear with me for a minute. i poked a bit around the fload.asm and was
> wondering if the 9600 baud rate could be causing the errors. I
> checked with
> the original hex loader and it was set at 2400. I also downloaded a baud
> rate calculator for a dallas equivalent of the 87C51. At 12mhz,
> they stated
> the error is about 7%. I'm not too sure what this means but at
> 2400, it was
> just 0.2%
> I'm not sure how to change the baud on the fload.asm. I think its from
> BaudLoad equ -39  ;9600 at 12MHz
> binary = 111001
> to
> BaudLoad equ -3b
> binary = 111011
> I'm also not sure about how it would affect the other timings in the
> program.
> could you advise on this?
> thanks a lot for your help.
> Daniel
>
>

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