Hello - I am using a 16x2 lcd screen with a pro mini running 3.3v. I am using every pin except the A6. All are digital reads except A7, A4, A5. A7 has a pot hooked to it and the A4, A5 have the lcd connected to them. At first I thought the screen or my hookups were not working because I could not se…

LCD I2C - Can't see - No PWM available

aiannar974 June 23, 2019, 6:49pm 3

just need to set it once. needs to be able to be read from 2 or 3 feet away

anthony