Pulse Width Measurement

This is a discussion on Pulse Width Measurement within the C Programming forums, part of the General Programming Boards category; Anyone know code for measuring a pulse from a 555 timer? Any help would be much appreciated? Below is the ...

  1. #1
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    Pulse Width Measurement

    Anyone know code for measuring a pulse from a 555 timer?
    Any help would be much appreciated?
    Below is the code i have at the minute

    #include <16f874.h>
    #use delay (clock = 4000000)
    #byte PORTC = 7
    #bit INPUT = PORTC.0
    setup_timer_1(T1_INTERNAL , T1_DIV_BY_1);
    long int PERIOD;
    main()
    {
    set_tris_c (0x01); // setting up ports
    PERIOD= 0;
    while(INPUT==0)
    set_timer1(0);
    while(INPUT==1);

    PERIOD = get_timer1();

  2. #2
    Just Lurking Dave_Sinkula's Avatar
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    5,006
    Look up "Capture" in the Datasheet.
    7. It is easier to write an incorrect program than understand a correct one.
    40. There are two ways to write error-free programs; only the third one works.*

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