Have you soldered a pot, contrast adjustment? I couldn't see on my LCD till I start to rotate this pot.
Yes I did, that didn't help.
Did you feed one end of the pot from a negative power supply? This supply is typically provided at pin 18.
Don
Have you soldered a pot, contrast adjustment? I couldn't see on my LCD till I start to rotate this pot.
Yes I did, that didn't help.
Did you feed one end of the pot from a negative power supply? This supply is typically provided at pin 18.
Don