Product Description

UNO R3 Compatible,  comes with acrylic case

1、Compatible with former Arduino UNO shields

2、ATmega16U2 is used as USB to UART converter, upgrade from ATmega8U2, faster and more stable

3、Driver is integrated in Arduino IDE

4、Brand new R3 only pins: SDA and SCL (next to AREF), IOREF and a reserved extension pin (next to RESET)

5、Clear pin labels on the pinheaders, make it easier to use

What's Onboard

1、Microcontroller: ATMEGA328P

      (1) FLASH: 32KB (0.5 KB for bootloader)

      (2) SRAM : 2KB

      (3) EEPROM: 1KB

2、Frequency: 16MHz

3、Digital I/O pins: 14 (of which 6 can be used as PWM outputs)

4、Analog input pins: 6

5、Operating voltage: 5V

6、I/O current: 20mA(rec), 40mA(max)

7、3.3V pin current: 50mA

8、Input Voltage (recommended): 7V-12V DC (not required when powered from USB)

9、Input Voltage (limit): 6V-20V DC


Development Resources

Wiki :


Weight: 0.045 kg

1、UNO R3 Compatible x1 

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UNO R3 Compatible

  • Brands Arduino
  • Product Code: UNO R3 Compatible
  • SKU: SN-UNO-R3
  • Availability: In Stock
  • $12.99

  • 20 or more $9.99
  • 100 or more $8.49
  • 500 or more $7.99