Hi guys, I'm looking to switch over to a 3.3V Arduino because I found a convenient board that comes with a wireless transmitter. Unfortunately I have a 5V LCD button shield in my project... I know the 16X2 LCD screens come in 3.3V but the shield package with buttons seems to be exclusively 5V. Aga…

5V LCD button shield with 3.3V Arduino? Level shifter? What happens to analog?

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