Boards manager url: a
In boards manager install “Heltec ESP32 Dev Boards”
Libraries: Heltec ESP32 LORA
https://github.com/blhack/haystackLoraMqtt
https://github.com/blhack/haystackLoraMqtt
If you are flashing MicroPython onto this board, you need to make sure you use the correct MCU and MicroPython Firmware.
MCU: ESP32-S3
ls /dev/{tty,cu}.* # check usb devices for correct port
esptool.py --chip esp32s3 --port /dev/tty.usbserial-0001 erase_flash # erase flash memory
esptool.py --chip esp32s3 --port /dev/tty.usbserial-0001 write_flash -z 0 ~/Downloads/ESP32_GENERIC_S3-20240222-v1.22.2.bin
ESP32_GENERIC_S3-20240222-v1.22.2.bin
MicroPython: DS18B20 Temperature Sensor with ESP32 and ESP8266 | Random Nerd Tutorials