By | February 6, 2015
 Vee or Vo is the contrast pin of the Lcd by using this pin we can High or Low the Contrast of the Lcd Too Much high contrast can cause a black boxes and too much low contrast ca cause Blank Lcd.
you will need a minumumm of 5k resistor from Input Dc power (5V) to Vee Pin and a 470 or 940R from Vee to Ground OR use 5k potentio meter 

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About Abid Jamal

Abid Jamal Received his B.S. Degree in Electronics & Communication in 2014 (Gold Medalist) from University of Lahore, Islamabad, Pakistan and Master’s Degree in Electrical Engineering from Capital University of science and technology, Islamabad, Pakistan, in 2016. He is the Creator of website. Awarded by “A” grade in Electronic & circuits MIT online certificate. He achieved an academic Excellence certificate in the year 2014. He received Dean Honor Roll award for earning GPA 3.67, Spring-2015 in MSEE. He has done many projects using Different kinds of microcontroller. His research interests include Radar Cross Section measurements, Smart Grid communications, Intelligent transportation systems, driver-less car, cellular mobile communication & networks, improve Smartphone’s battery life for 3G+LTE user’s, and embedded systems.

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