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You are here: Home / Topics / Up down counter using 8051 microcontroller (AT89C51)

Up down counter using 8051 microcontroller (AT89C51)

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Microcontroller › 8051 › Up down counter using 8051 microcontroller (AT89C51)

  • This topic has 1 reply, 2 voices, and was last updated 9 years, 10 months ago by Ashutosh Bhatt.
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  • December 30, 2015 at 9:29 am #4181
    sooraj
    Participant

    I havebuild Up down counter using 8051 microcontroller (AT89C51)

    But when I press up button numbers are increased in big deferance. Eg: 0000, 00023

    Not increasing one by one

    Anyone please help

    January 2, 2016 at 11:30 am #13613
    Ashutosh Bhatt
    Participant

    use key debounce delay of around 200 ms when key is pressed

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