I am trying to hook up my Uno with this LCD screen but I dont have a level shifter and I am not understanding the wiring in the below tutorial since it uses a level shifter and I dont have one. It also says in tutorial I can hookup without the level shifter (Arduino Uno has 3 v pin so why not) so ca…

Nokia LCD screen wiring help with Uno

twirap September 17, 2012, 9:49pm 5

i went to the shop today and they had 74HC4050D 74HC4050DR2 74HC4050M and I am not sure which one of these I need to buy.

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