i need to built meter that can display RPM and SPEED at the same time by use PIC16f877a. Now i can measure RPM on T0CKI by use timer1 and interrupt. I don't know how to measure SPEED at the same time. Please advice me.
i need to built meter that can display RPM and SPEED at the same time by use PIC16f877a. Now i can measure RPM on T0CKI by use timer1 and interrupt. I don't know how to measure SPEED at the same time. Please advice me.
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