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Ah, ok. Only by dividing by 4 to get a more accurate reading because the variation between readings and the next is more stable.
In fact the values of rpm are not instantaneously update it (they have a delay of about 3 seconds).
Yes, in fact, the firmware behaves in this mode.
The program...
Thanks for the answer!!! I think I understand where mistake.
Today I try and see how it behaves.
Of course, other suggestions for this problem are welcome.
Edge
Hello,
sorry fo my English. I have the following problem.
I made a induction tachometer with a PIC16F876A (28 pin) and I view the RPM on LCD display. I am attaching the electronic scheme of my circuit. In input to optoisolator 4n35 arrive the pulses induced in a wire wrapped around the spark...
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