Hello. I'm using a LCD and a UNO. I have a simple problem i can't solve with the following code. #include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x3F,20,4); static byte previousSelect; void setup() { Serial.begin(9600); lcd.init(); l…

Display, Hide a LCD screen with button

UKHeliBob April 8, 2018, 8:50am 2

Sounds like a state machine would be useful.

Only execute the code for the current state