Em 13/5/2010 10:09, Olin Lathrop escreveu:
> alan smith wrote:
>   =

>> So looking for a little help in implementing this
>>
>> temp_F =3D (temp_C * 9 / 5) + 32
>>     =

> Step back and ask yourself whether you really really need the temperature
> representation in the PIC to be specifically in F or C.  Unless the result
> will be displayed to a user directly by the PIC, the answer is most likely
> "no".  Pick whatever representation has the resolution and range you need,
> and is otherwise convenient inside the PIC.
>
> I've done a lot of PIC applications that have to measure something as part
> of their operation, and its very very rare these need to be converted to =
any
> standard units.
>   =



I also like this approach. Once I designed a battery charger for a very
specific product (all parameters fixed, no display, just an LED).
Internally I only dealt with ADC units, not even one conversion needed.

Isaac

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