Moving message on LED dot matrix

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  1. - 10th November 2006, 14:25 #4
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    chai98a
    chai98a is offline Junior Member
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    Hi sougata
    Here is picture of circuit 512 ...
    There are 8 pin for control

    Strobe = control On/Off Dot matrix led display, logic "0" active led on
    Latch = control data transfer logic "0"
    Clock = clock
    Sin1 = control row0,row1
    Sin2 = control culum2 , culum3
    Sin3 = control culum0 , culum1
    Vcc_led = power +5 v
    Vcc_IC = power +5 v
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