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Re: {Disarmed} [AVR-Chat] Re: Weigh - Scale Firmware

2007-10-10 by Manuel Gonzalez

Would you provide us with that routine? I'm very interested!

Thanks,

    Manuel Gonzalez


> Hi Graham,
>
> Yeah, im thinking that thats probably the best way to go, I wasnt so
> much worried about speed as that I dont yet have a lot of faith in the
> compiler dealing with floating point numbers on the 8-bit processor. I
> did get an excellent reply on the Atmel ARM forum from a guy that had
> obviously done this before and he did provide me with what looks like
> a good routine to do the scale calibration and weight calculation with
> only integer math. Ill work through it tonight and report back
> tomorrow if it works!
>
> Thanks for the reply!
> Cheers
> Hein B
> Auckland, New Zeland
>
> --- In AVR-Chat@yahoogroups.com, "Graham Davies" <Yahoo37849@...> wrote:
>>
>> --- In AVR-Chat@yahoogroups.com, "kernels_nz" <kernels@> wrote:
>> >
>> > ... low sample rates (10 s/s) ...
>> > ... the bit thats got me a bit
>> > worried is migrating the code
>> > from the existing 32-bit processor
>> > to a baby AVR.
>>
>> At such a low sample rate, why not stick with the floating point?  Or,
>> at least run some kind of test to find out if it's possible.
>>
>> Graham.
>>
>
>
>
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