Arduino

The Arduino Prototyping Shield makes it easy for you to design custom circuits for the MEGA standard Arduino pinout.

The 8-bit board with 54 digital pins, 16 analog inputs, and 4 serial ports.

The 8-bit board with 54 digital pins, 16 analog inputs, and 4 serial ports.

A kit with all you need to learn how to solder by building your own Arduino UNO and wave synthesizer shield.

ARDUINO LEONARDO W/O HEADERS
The Arduino Leonardo is a microcontroller board based on the ATmega32u4 . It has 20 digital input/output pins