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DCC/MQTT MP3 Player

Install the complete Project UNION firmware directly from your browser.
VersionU3.22
HardwareESP32S3
Partition SchemeMinimal SPIFFS (1.9MB APP with OTA/128KB SPIFFS)
Flash SizeNot specified

Before installation

Important: Disconnect all external hardware. During installation, the board must only be connected to the computer by USB.
  1. Close Arduino IDE and all programs using the COM port.
  2. Connect the board directly to the computer with a USB data cable.
  3. Click Install Project and select the correct serial port.
  4. Keep this page open until installation is complete.

The existing flash content will be replaced.

Use Google Chrome or Microsoft Edge.The page must be opened through HTTPS.

Checking installation files…

manifest.json · firmware file