The LED Keypad Shield is an Arduino expansion shield with a 4 digit 8 segment digital tube display (common cathode). It has 5 buttons that can be used as menu select buttons or control buttons. It uses I2C to drive the digital tube for an easy user experience.
- Compatible with Arduino PICARO and UNO.
- Operating Voltage: 5V
- 4 digit 8 segment common cathode digital tube (0.56 inch)
- 5 input buttons (Driving pin: A0)
- Size: 53 x 54mm
- Analog Pin 0= Button (select, top, right, bottom, left)
- SCL(A5)= I2C clock line
- SDA(A4)= I2C data line
- RST= Reset