Waveshare ESP32-S3 2.8-inch Capacitive Touch Round Display Development Board User Manual

1. Einleitung

The Waveshare ESP32-S3 2.8-inch Capacitive Touch Round Display Development Board is a high-performance microcontroller development board designed for a wide range of applications. It integrates a 2.8-inch capacitive touch display with a 480x480 resolution, powered by an Xtensa 32-bit LX7 dual-core processor. This board offers robust connectivity with 2.4GHz Wi-Fi and Bluetooth 5 (LE), making it suitable for IoT projects, human-machine interfaces (HMI), and various DIY developments.

Zu den Hauptmerkmalen gehören:

• High-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz.
• Integrated 2.8-inch capacitive touch display with 480x480 resolution.
• Supports 2.4GHz Wi-Fi (802.81 b/g/n) and Bluetooth 5 (LE) with onboard antenna.
• Built-in 512KB SRAM, 384KB ROM, 16MB Flash, and 8MB PSRAM.
• Multiple peripheral interfaces: UART, I2C, and various IO.
• Onboard QMI8658 6-axis sensor, RTC sensor, TF card slot, and battery recharge management module.

2. Packungsinhalt

The following items are included in your Waveshare ESP32-S3-Touch-LCD-2.8C package:

• 1x ESP32-S3-Touch-LCD-2.8C Development Board
• 1x SH1.0 12PIN cable ~100mm
• 2x SH1.0 4PIN cable ~100mm

3. Einrichtung

To begin using your Waveshare ESP32-S3 development board, follow these general setup guidelines:

1. Stromanschluss: Connect the board to a power source using the USB-C port. The board can be powered directly via USB-C for development and basic operation.
2. Batterie (optional): If you plan to use the board in a portable application, connect a compatible 3.7V Lithium battery to the dedicated MX1.25 2PIN connector. The onboard battery recharge management module will handle charging.
3. MicroSD-Karte: Insert a TF card into the TF card slot if your application requires external storage for data or program files.
4. Erster Start: Upon first power-up, the board may run a pre-loaded demo program.

4. Bedienungsanleitung

The ESP32-S3-Touch-LCD-2.8C features a capacitive touch display, allowing for intuitive interaction with graphical user interfaces (GUIs). The board supports GUI programs such as LVGL for smooth and responsive operation.

• Touch-Steuerung: Interact with the display by touching the screen. The capacitive touch interface is responsive and supports interrupt functionality.
• Sensoren: Utilize the onboard QMI8658 6-axis sensor for motion detection and the RTC sensor for real-time clock functions.
• Leistungsmodi: The board supports flexible clock and multiple power modes to achieve low power consumption in various scenarios.

5. Connectivity & Development

The ESP32-S3-Touch-LCD-2.8C offers versatile connectivity and development options:

• Kabellose Verbindung: Supports 2.4GHz Wi-Fi (802.81 b/g/n) and Bluetooth 5 (LE) for seamless wireless communication.
• Peripherieschnittstellen: Adapting UART, I2C, and various IO interfaces, the board integrates a full-speed USB port for easy expansion and connection to external devices.
• Entwicklungsumgebungen: Compatible with popular development tools such as ESP-IDF and Arduino IDE, providing a flexible platform for programming and project development.
• Wiki Resources: Waveshare provides extensive Wiki resources, including detailed access tutorials and demo codes, to assist users in getting started quickly and efficiently.

6. Spezifikationen

Detailed technical specifications for the Waveshare ESP32-S3-Touch-LCD-2.8C Development Board:

7. Wartung

To ensure the longevity and optimal performance of your Waveshare ESP32-S3-Touch-LCD-2.8C, consider the following maintenance tips:

• Umgebungsbedingungen: Avoid exposing the board to extreme temperatures, high humidity, or dusty environments.
• Stromversorgung: Always use a stable and appropriate power supply. When using a battery, ensure it is a compatible Lithium battery and follow proper charging procedures to prevent overcharging or deep discharge.
• Reinigung: Gently clean the display and board with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
• Firmware-Updates: Regularly check the Waveshare Wiki for firmware updates and new development resources to keep your board up-to-date and secure.

8. Fehlerbehebung

If you encounter issues with your Waveshare ESP32-S3-Touch-LCD-2.8C, consider the following troubleshooting steps:

• Kein Strom/Display: Ensure the USB-C cable is securely connected to a functional power source. If using a battery, verify it is charged and properly connected.
• Touchscreen reagiert nicht: Check for any physical obstructions on the screen. If programming a custom application, ensure the touch driver is correctly initialized and configured in your code.
• Verbindungsprobleme (WLAN/Bluetooth): Verify that your network credentials are correct and that the board is within range of the access point or Bluetooth device. Ensure the onboard antenna is not obstructed.
• Programming/Compilation Errors: Refer to the official Waveshare Wiki for detailed documentation, installation guides for ESP-IDF and Arduino IDE, and library examples. Ensure all necessary libraries are installed and up-to-date.
• Instabiler Betrieb: This could be due to power fluctuations or software issues. Try using a different power source or re-flashing a known stable firmware.

9. Garantie und Support

Waveshare is committed to providing quality products and support. For detailed information regarding product warranty, please refer to the official Waveshare webWebsite oder wenden Sie sich direkt an den Kundendienst.

For technical assistance, extensive documentation, tutorials, and community forums, please visit the official Waveshare Wiki. These resources are designed to help you maximize the potential of your ESP32-S3-Touch-LCD-2.8C development board and resolve any technical challenges you may encounter.

If you require further assistance, please do not hesitate to contact Waveshare customer support through their official channels.