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Delta-T Device Programmer & Provisioner

Step 1: Connect the ESP32 USB cable to your computer.
Step 2: Press and HOLD the BOOT button on the PCB.
Step 3: While holding BOOT , press and RELEASE the RESET (or EN ) button once.
Step 4: Continue holding BOOT for 1 second, then RELEASE the BOOT button.
Step 5: Click Detect & Flash Firmware below.

ESP32 In-Browser Web Serial Flasher & EEPROM Parameter Tool

Disconnected

⚙️ Device Defaults

Or Upload Local Firmware (.bin)

Flash Target Offset

🐣 First-Time Flash (Include Bootloader & Partitions)

EEPROM Parameters

Edit variables below and click "Save Config to ESP32 EEPROM" to write without compiling firmware.