Heltec WirelessBoot System


The document is still under construction…

Wireless Boot is a boot loader system for ESP32 MCU. You can download firmware, exchange information, and print logs through WiFi. Therefor, devices no longer requires a USB-UART bridge, which can reduce the hardware cost of the system and reduce device size.



You can understand it as a special OTA program, but it can running in the devices’ Boot loader

Quick Start

ESP32 WirelessBoot have 3 modes:

  1. Download or upgrade firmware through a webpage;

  2. Directly upgrade and debug devices in the IDE (Arduino, Platform.io, etc.);

  3. Replacing serial ports through WiFi interaction

Partition Map