DF Robot LCD keypad Arduino shield reference
Reference for a very cheap (3.99 € with free shipping) LCD keypad shield for Arduino bought from banggood (SKU: SKU083549). Here goes the source code (adapted from this source, slightly improved with custom functions to switch light when pushing the Select button): //Sample using LiquidCrystal library #include <LiquidCrystal.h> /******************************************************* This program will test the LCD…