With our popular LCD Keypad Shield, you have a display with control elements in one module! Ideal for short-term projects to fruition or to develop menus. For microcontrollers like the popular Arduino family documented libraries such as NewliquidCrystal exist. Please note the contrast using the potentiometer to adjust because otherwise you may not see any signs.   https://elecena.pl/product/17485432/lcd-keypad-shield 2021-03-29 https://elecena.pl/product/17485432/lcd-keypad-shield 2022-03-03