EFuse Explorer

This feature requires ESP-IDF >=v4.3.

Espressif chips has a number of eFuses which can store system and user parameters. Each eFuse is a one-bit field which can be programmed to 1 after which it cannot be reverted back to 0. This feature is based on ESP-IDF espfuse.py script to read and write efuses.

  1. Select the Serial Port:

  • Navigate to View > Command Palette.

  • Type ESP-IDF: Select Port to Use and select the command to specify the serial port of your device.

  1. Click the ESP-IDF Explorer in the Visual Studio Code Activity bar. On the EFUSE EXPLORER section, click the Connect your Board First.

../_images/efuse_connect.png

  1. A list of EFuses categories will now be shown in a tree structure.

../_images/efuse_list.png

  1. If you click on any category, you will see the category Efuses and Values.

../_images/efuse_expanded.png