⚡ TiggyOpenMesh Web Flasher

Flash your ESP32 LoRa board directly from your browser — no software to install.

⚠️ Requires Chrome or Edge on desktop. Does not work on Firefox or mobile.

1

Plug in your board

Connect your ESP32 board via USB. Windows may need the CP210x driver if it's not recognised.

💡 XIAO ESP32S3 + Wio-SX1262: Hold the BOOT button while plugging in if it doesn't appear as a port.
2

Select your board

Repeater firmware — headless mesh relay node, no screen needed, configured via serial or BLE.
Communicator firmware — full UI with screen, keyboard, GPS. T-Deck Plus only.

3

Flash firmware

Click the button below, select your COM port, and the latest firmware will be installed automatically.

← Select a board first

4

Configure your node

After flashing, open a serial monitor at 115200 baud and set your node up:

ID A1B2          ← set your node ID (4 hex chars, unique per node)
KEY MyGroupKey16 ← set AES key (16 chars, same for all group members)
FREQ 868.0       ← set frequency (868 EU / 915 US)
SAVE             ← save to EEPROM
STATUS           ← confirm settings
📱 Then pair the Android app via Bluetooth — search for your node's name in the Scan tab.

📖 Read the full manual for all commands and features.