| .. | ||
| BLE | ||
| GPS_Reset | ||
| hardware_test | ||
| images | ||
| README.MD | ||
How to Flash ?
Before burning firmware, please put the board into download mode and follow the steps below
- Connect the board via the USB cable
- Press and hold the BOOT button , While still pressing the BOOT button (If there is no BOOT button, you need to use wires to connect GND and IO0 together.)
- Press RST button
- Release the RST button
- Release the BOOT button (If there is no BOOT button, disconnect IO0 from GND.)
- Upload sketch
- Press the RST button to exit download mode
Use ESP Download Tool
- Download Flash_download_tool
[!IMPORTANT] The following GIF shows the writing of ESP32S3. If you are using ESP32, please select ESP32 instead of ESP32S3.
- Note that after writing is completed, you need to press RST to reset.
Use Web Flasher
- Note that after writing is completed, you need to press RST to reset.
Use command line
If system asks about install Developer Tools, do it.
python3 -m pip install --upgrade pip
python3 -m pip install esptool
In order to launch esptool.py, exec directly with this:
python3 -m esptool
For ESP32 use the following command to write
esptool --chip esp32 --baud 921600 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 80m 0x0 firmware.bin
For ESP32-S3 use the following command to write
esptool --chip esp32s3 --baud 921600 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 80m 0x0 firmware.bin