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  1. redwire

    Re: Voltmeter + Ammeter LCD panel

    Hi BlAzink pdo59 provided original Eagle files and code  for the 2 line display here  http://www.electronics-lab.com/forum/index.php?topic=12409.msg68409#msg68409  and http://www.electronics-lab.com/forum/index.php?topic=12409.msg68894#msg68894.    I used this to build the unit with some minor...
  2. redwire

    Re: Voltmeter + Ammeter LCD panel

    I think a common 1N4001 diode would work for both D1 and D2.  Note that the full rectified voltage of the power supply enters D2 and goes to the 12V voltage regulators.  The upper limit of the voltage regulator is around 32v so there is a good possibility that the voltage being supplied is at...
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