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You are here: Home / Topics / Interfacing About 55 Leds To 8051

Interfacing About 55 Leds To 8051

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Microcontroller › 8051 › Interfacing About 55 Leds To 8051

  • This topic has 1 reply, 2 voices, and was last updated 14 years, 3 months ago by nikhiljain.
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  • December 25, 2011 at 4:34 am #1465
    dharmik
    Participant

    hi i am making a digital clock made of led digits but what is the way to connect such large no. of leds and turn them on and off individually …. as the 8255 is not a completely bit addressable is their availablity of such kind of port with completely bit addressable feature.???   or any alternative by which i can perform the same ????enlightened

    December 30, 2011 at 10:18 am #6964
    nikhiljain
    Participant

    how about using mux and demux. I think this can solve the problem…

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