flashing_esp32s3sense.md

Flashing esp32s3sense

Flashing using online tool

• Download and uncompress prebuilt firmware files from https://github.com/RomanLut/hx-esp32-cam-fpv/releases
• Navigate to https://espressif.github.io/esptool-js/
• Connect esp32s3sense to USB, click [Connect], select USB JTAG/serial debug unit of esp32s3sense
• Add firmware files as shown on screenshot:

• Make sure addresses are filled corectly
• Click [Program]

Flashing using Flash download tool

• Download and uncompress prebuilt firmware files from https://github.com/RomanLut/hx-esp32-cam-fpv/releases
• Download and uncommpress Flash Download tools https://www.espressif.com/en/support/download/other-tools
• Start Flash Download Tools, select ESP32-S3:

• Connect esp32s3sense to USB
• Add firmware files as shown on screenshot:

• Make sure checkboxes are selected
• Make sure addresses are filled corectly
• Make sure files are selected in correct order
• Select correct COM port
• Click [Start]

Building and Flashing using PlatformIO

• Download and install PlatformIO https://platformio.org/

• Clone repository: git clone -b release --recursive https://github.com/RomanLut/esp32-cam-fpv

• Open project: esp32-cam-fpv\air_firmware_esp32s3sense\esp32-cam-fpv-esp32s3sense.code-workspace (or other for ov5640)

• Let PlatformIO install all components

• Connect esp32s3sense to USB

• Click [PlatformIO: Upload] on bottom toolbar.

Solving constant reboot problem (unbricking)

Sometimes after unsuccesfull flashing, esp32s2sense constantly reboots, and it is impossible to flash firmware because USB device disappears/appears in the system every two seconds.

To resolve this problem:

• Download and uncompress Flash Download tools https://www.espressif.com/en/support/download/other-tools
• Start Flash Download Tools, select ESP32-S3
• Connect esp32s3sense to USB while holding BOOT, release BOOT button
• Click [Erase]