At the core of Growver is an ESP32. The extensa-based SoC is programmed in C using ESP-IDF framework.


The firmware currently implements the following functions:

  • Growver web-server
  • DC Motor control
  • RC Servo control
  • Pump control (12V aux)
  • Battery voltage level
  • UART/terminal command interface
  • Bluetooth (BLE) based WiFi commissioning for Android and iOS
  • RESTful Web API
  • Firmware update using HTTP file transfer
  • Filesystem for storing user web pages, scripts and other content

In addition to firmware, the file system builds with several html/javascript files, to provide a Web UI:

  • Example navigation interface
  • File system view/upload/delete
  • Firmware update

You’ll find Growver firmware on Github

The project readme files contain the latest information on toolchains, platform requirements, and functional status.