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Topic: LM35D ¿Good? (Read 740 times) previous topic - next topic

dhenry

Quote
samples = (5.0* analogRead(pin) * 100.0) / 1024.0;


Things like that utilize floating point math and floating point math is quite inefficient on an 8-bit mcu.

A simpler approach would be to use fixed point math.

Grumpy_Mike


Quote
samples = (5.0* analogRead(pin) * 100.0) / 1024.0;


Things like that utilize floating point math and floating point math is quite inefficient on an 8-bit mcu.

A simpler approach would be to use fixed point math.

No it is not a simpler approach it is an approach that runs faster.
We are dealing with a compiler here and simple projects. All those posts and you still haven't got the basic hang of this forum have you.

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