Recent content by casdsys

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    Producing a square wave for driving LCD displays.

    Hi all. I need to produce a square wave for driving a 2 digit LCD display. Im using the 4543 and the square wave needs to be applied to both the common on the LCD display as well as the PH input of the 4543. Suggested frquency is 30Hz. So the question is, is it as simple as writting the the...
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