What is Ai-Thinker AiPi-UNO-ET485?

Ai-Thinker AiPi-UNO-ET485 is a development board compatible with Arduino UNO, developed by the Ai-Thinker open-source team. It features the Ai-M61-32S module at its core and supports Ethernet and RS485 communication, making it a powerful choice for industrial automation, IoT applications, and smart home projects.

Ai-Thinker AiPi-UNO-ET485

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What are the main features of AiPi-UNO-ET485?

1. Is it compatible with the Arduino UNO ecosystem?

AiPi-UNO-ET485 retains the classic form factor of the Arduino UNO, ensuring compatibility with most Arduino expansion boards, allowing developers to easily migrate existing projects.

2. What communication interfaces does it support?

• RS485 interface: Supports industrial automation communication protocols, suitable for long-distance data transmission.

• Ethernet: Built-in Ethernet circuitry for easy network connectivity.

• CH340C serial chip: Provides stable USB serial communication.

3. What peripherals does it support?

AiPi-UNO-ET485 features the Ai-M61-32S as its core processing unit and offers multiple peripheral interfaces, including:

• DVP camera interface

• SPI screen interface

• Audio codec support

• USB 2.0, SD/MMC (SDH) with TF card expansion support

• GPIO, PWM, UART, I2C, SPI, I2S

• GPDAC, GPADC, ACOMP

These rich interfaces make this development board suitable for various applications such as remote monitoring, data acquisition, and smart hardware development.

How to use AiPi-UNO-ET485?

1. How to install the development environment?

1. Download and install Arduino IDE (compatible with Windows, Mac, and Linux).

2. In Arduino IDE, add support for the AiPi-UNO-ET485 board (detailed instructions can be found in Ai-Thinker’s official documentation).

3. Connect the board to a computer and install the CH340C driver (if not automatically recognized).

2. How to write and upload code?

1. Select the board model: Choose AiPi-UNO-ET485 as the target board in Arduino IDE.

2. Write code: Use standard Arduino code for programming, such as controlling GPIO, I2C devices, and SPI screens.

3. Upload code: Click the Upload button to transfer code to the board via the CH340C serial interface.

3. How to use network and RS485 communication?

• Ethernet connection:

  • Use the Ethernet library to configure an IP address and connect to a local network or the Internet.

  • Communicate via HTTP client or MQTT protocol.

• RS485 communication:

  • Use Modbus RTU to read and control devices, ideal for industrial automation projects.

  • Requires an RS485 to TTL adapter to connect to other devices.

What are the application scenarios of AiPi-UNO-ET485?

1. How can IoT devices use it?

• Integrate with an Ethernet module to achieve remote data collection and smart home control.

• Communicate with cloud platforms via MQTT or HTTP.

2. How can it be applied in industrial automation?

• Use RS485 to communicate with industrial sensors and PLCs.

• Remotely monitor and control factory equipment.

3. Can it be used for remote video monitoring?

• Utilize the DVP camera interface to capture video data.

• Implement AI-based visual processing for image recognition.

4. Is it suitable for education and DIY electronics projects?

• Compatible with Arduino UNO, making it ideal for maker education and programming beginners.

• Useful for IoT experiments and electronic hardware development.

Why choose AiPi-UNO-ET485?

Ai-Thinker AiPi-UNO-ET485 is a powerful development board that is fully compatible with the Arduino ecosystem, featuring Ethernet, RS485, and rich I/O interfaces. It is well-suited for applications in IoT, industrial automation, and smart hardware development. If you are looking for a high-performance and highly expandable development board, AiPi-UNO-ET485 is an excellent choice.