UNO R3 ATmega328P Development Board + IO Expansion Shield for Arduino

About Micro USB UNO R3 development board:

- It is 100% compatible with Arduino UNO R3 program, expansion shields, IDE;

- You can burn the program with your mobile phone's micro USB cable;

- It use the micro USB socket which it is very short, so it is compatible with more expansion boards;

- On-board test indicator LED, and the beginners can program to control it;

- USB interface driver chip: CH340G;

- Microcontroller: Atmel ATmega328P;

- Operating voltage: 5V;

- IO logic voltage: 5V;

- Operating current: 500mA;

- Digital I/O Pins: 14 (of which 6 provide PWM output);

- Flash Memory: 32 KB of which 2 KB used by bootloader;

- SRAM: 2KB;

- EEPROM: 1KB;

- Clock Speed: 16 MHz.

 

About IO Extension Shield:

- Compatible with Arduino Mega2560 R3, UNO R3, Leonardo R3;

- Connection bridge between the modules and the Arduino board;

- Lead out the SPI, UART, I2C, PWM interface and analog interface of Arduino board;

- On-board reset circuit, power and reset indicator;

- The Pin headers is 2.54mm pitch;

- Great for DIY project.