UNO R3 Introduction
The UNO R3 is an open-source SIMPLE I/O platform that features a development environment similar to JAVA and C language, such as Processing/Wiring, which is easy to understand. It allows you to quickly create interesting projects using the UNO. The UNO can be combined with various electronic components such as LEDs, buzzers, buttons, light-dependent resistors, and more. The development environment is based on open-source principles, offering free downloads, enabling you to create more amazing interactive works.
UNO R3 Features
- Open-source circuit design, free development software interface, which can be modified as needed.
- Simple and convenient program download process.
- Easy to use with sensors and various electronic components (such as LEDs, buzzers, buttons, light-dependent resistors, etc.) to create a variety of interesting projects.
- Uses a high-speed microcontroller (ATMEGA328), with an easy-to-understand development interface, making it perfect for beginners to learn.
UNO R3 Feature Description
- I/O digital input/output pins: 0 to 13
- I/O analog input/output pins: 0 to 5
- Supports ISP download functionality
- Input voltage: No external power required when connected to a computer via USB; external power input of 7~12V DC voltage
- Output voltage: 5V DC output and 3.3V DC output
- Uses the Atmel Atmega328 microcontroller.
UNO R3 Information
- USB Power Supply: 5V
- DC Power Supply: 7~12V
- Main Controller Model: ATMEGA328P (surface-mounted)
- USB to Serial Chip Model: CH340 (surface-mounted)
- Digital I/O Pins: 14 (6 of which support PWM)
- I/O Current: Max 40mA per I/O
- Analog Input Pins: 6 (2 of which support I2C)
- Flash Memory Capacity: 32KB
- SRAM: 2KB
- EEPROM: 1KB
- Clock Speed: 16MHz
- Weight: 23.5g
- Dimensions: 75 × 53 × 12.5 mm
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