Description: 1. The Arduino UNO+WiFi R3 is a microcontroller board based on the ATmega328P chip, featuring 14 digital input/output pins, 6 analog inputs, a 16 MHz quartz crystal, and a USB connection. 2. It comes with an integrated Wi-Fi module (WiFi R3) based on the ESP8266 NodeMCU chip, enabling wireless connectivity to various networks and Internet of Things applications. 3. This board is compatible with the CH340G USB-to-serial converter, providing a versatile programming interface and an additional serial port for advanced projects. 4. The Arduino UNO+WiFi R3 supports multiple communication protocols such as TCP/IP, UDP, HTTP, FTP, SMTP, and MQTT, making it suitable for various IoT applications. 5. Its built-in 32.8KB flash memory allows users to store more code than traditional Arduino UNO boards, enabling larger projects with greater functionality. 6. The onboard microUSB connector can be used both for programming and power supply, simplifying the setup process and making it ideal for
| Specification | Details |
|---|---|
| Microcontroller | ATmega328P (16 MHz 32KB Flash) |
| Wi-Fi Module | NodeMCU ESP8266 (802.11 b/g/n Wi-Fi) |
| USB Interface | CH340G ( USB to Serial Converter) |
| Operating System | Arduino IDE (compatible with UNO board) |
| Power Supply | 5V DC (via USB or external power jack) |
| Input Voltage Range | 7-12V (external power) 5V (USB power) |
| Output Current | up to 40 mA (via USB) |
| Dimension | approximately 68mm x 53.4mm x 16mm |
| Weight | approximately 28 grams |
| Communication Ports | UART I2C SPI GPIO |
| Supported Languages | C C++ Arduino Sketch |
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