Wiring Instructions Connect the SDA (Serial Data) pin of the LCD module to the SDA pin on the Arduino. Connect the SCL (Serial Clock) pin of the LCD module to the SCL pin on the Arduino. Make sure to ...

Arduino Uno board 16x2 LCD 1 K ohm potentiometer 4x4 matrix keypad The 16x2 is very common type LCD, with two rows, and each row displays 16 characters of either 5x7 or 5x8 dot matrix characters. The ...