USE Arduino IDE

1. Install the current upstream Arduino IDE at the 1.8 level or later. The current version is at the Arduino website.
2. Start Arduino and open Preferences window. In additional board manager add url: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json .separating them with commas.
3. Copy all folders in lib folder to Arduino library folder (e.g. C:\Users\YourName\Documents\Arduino\libraries)
4. Open ArduinoIDE ,Tools , Look at the picture to choose

USE PlatformIO

1. Install Visual Studio Code and Python
2. Search for the PlatformIO plugin in the VisualStudioCode extension and install it.
3. After the installation is complete, you need to restart VisualStudioCode
4. After restarting VisualStudioCode, select File in the upper left corner of VisualStudioCode -> Open Folder -> select the T-RSC3 directory
5. Wait for the installation of third-party dependent libraries to complete
6. Click on the platformio.ini file, and in the platformio column
7. Uncomment one of the lines src_dir = xxxx to make sure only one line works
8. Change default_envs to the corresponding board
9. Click the (✔) symbol in the lower left corner to compile
10. Connect the board to the computer USB
11. Click (→) to upload firmware
12. Click (plug symbol) to monitor serial output