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T-Dongle S3 User Guide

【Product Introduction】

ESP32-S3 development board T-Dongle-S3 with 0.96-inch LCD display supports WiFi Bluetooth TF card. It is an ESP32S3 development board that can freely use WIFI, BLE, TF, LED, TFT_LCD functions.

【Quick Start】

Arduino:

  • Click "File" -> Preferences -> Additional Development > Board Manager URL -> Enter the URL in the input box. (ESP32S3 is a new chip, the SDK version needs to be above 2.0.3) https://raw.githubusercontent.com/espressif/arduino-esp32/GH-pages/package_esp32_index.JSON
  • Click OK and the software will be automatically installed. After installation, restart the Arduino IDE software.
  • Search for ESP32 in Tools->Boards Manager and install the ESP32-Arduino SDK

  • Copy all the files in the lib folder to \Arduino\libraries
  • Select the settings as shown. Please note that the flash size partition and size may vary depending on the motherboard。

PlatfromIO:

  • PlatformIO plugin installation: Click on the left column extension -> Search platform -> Install the first plugin
  • Click Platform in the input box -> Embedded -> Search Espressif 32 -> Select the corresponding firmware to install

ESP-IDF:

  • The installation method also varies depending on the system. It is recommended to refer to the official manual for installation.

Micropython:

  • tft_config.py is already built into the firmware. The examples in the examples directory can be used directly.

【Skill】

The program can be written normally, but it is still not displayed after writing

  1. There is a factory test file in the firmware folder, which can be flashed into the board to check whether the board is normal. If there is still no display, it can be judged that there is a problem with the board or the screen.
  2. Delete the <TFT_eSPI> in the library and replace it with the <TFT_eSPI> in the home folder to the library directory
  3. When you open the Arduino IDE, you will be prompted to upgrade the library. Please choose not to upgrade, otherwise the configuration of the <TFT_eSPI> display will be overwritten.
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