(partial circuit diagram of the lcd shield) The shield consists of a 1602 white character blue backlight LCD, and a keypad consists of 5 keys (select, up, down, right, and left). To save the digital I ...

I set about making a LCD Shield to go on top of a standard Arduino. The circuit uses a 16x2 LCD with the common 44780 chipset. To save on pins this is then run through a 4094 8-Bit Shift Register.

Simple shield to connect an HD44780-compatible, 16x2 LCD module to an Arduino or compatible such as a Freetronics TwentyTen. Features: Reset button connected to Arduino reset pin.

In this article we discussed about 16x2 LCD, its working, pinout, and also how to use 16x2 LCD with Arduino. We provided Circuit Diagram, Complete Arduino Code, and step-by-step guide.

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Reference circuit diagram of an Arduino-compatible LCD backpack is shown below. What follows next is information on how to use one of these inexpensive backpacks to interface with a microcontroller in ...