For Ar-duino UNO R3 Original Development Board Open-Source Microcontroller Board Expansion Board

Description:
It is authorized by the official and genuine quality is guaranteed.

This is the latest R3 version for Ar-duino. In addition to retaining all the features of the previous board for Ar-duino UNO, this version uses a more powerful ATmega16U2 instead of 8U2. The UNO R3 version does not need to install any driver under the system for Linux or Mac (inf file is required for Windows system) and has the ability to connect a keyboard, mouse, joystick, etc.

Technical Specifications:
- Working voltage: 5V
- Input voltage: no need for external power supply or external 7V~12V DC input when connected to USB
- Output voltage: 5V DC output, 3.3V DC output and external power input
- Input voltage (recommended): 7-12V
- Input voltage (limit): 6-20V
- Microprocessor: ATmega328
- Bootloader: for Ar-duino Uno
- Clock frequency: 16MHz
- Digital I/O port: 14 (4 PWM output ports)
- DC current I/O port: 40mA
- Analog input port: 6
- DC current 3.3V port: 50mA
- SRAM: 2KB (ATmega328)
- Flash memory: 32KB (ATmega328) (0.5KB for booting program)
- Size: 75 x 55 x 15mm/3 x 2.2 x 0.6"
- EEPROM: 1KB (ATmega328)
- Support USB interface protocol and power supply (without external power supply), support ISP download function

Package Included:
- 1 x Board