Keypad Input: Use a 4x4 matrix keypad for data entry and menu navigation. LCD Display: View input data, messages, or system status on a 16x2 LCD display. Interactive Interface: Respond to user inputs ...

Assemble the Circuit: Follow the circuit diagram to connect the keypad, 7-segment displays, CD4511 decoders, and the 74HC595 shift register on the breadboard, and then to the Arduino. Secure ...

Makers and developers that enjoy creating projects using the Arduino platform may be interested in a new shield for Arduino that incorporates an LCD JEMshield++, keypad and enclosure all in one.