This tool gives a simple way to update the "Colmi" Smart Bluetooth Ring which does use a BlueX RF03 SoC.
To start press on Connect to select YOUR ;) Ring out of the selector, make sure to use a WebBluetooth Enables
Browser like Chrome
Wait for a successful connection and then select the right firmware file for your Ring.
When the upload is finished the Ring will disconnect and reboot the new firmware.
Make sure to select the correct firmware! This tool cannot check if the file is correct!!!
A wrong file can damage and/or brick your Smart Ring!
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Logging:
Extra Commands:
Not needed for normal firmware update.
Examples:
08 = Reboot Ring
FF = Reset to default
10 = Blink twice
690101 = Measure Heart rate
0204 = Enable Shoot Camera motion feedback
0206 = Disable Camera feedback
03 = Get Charging and Battery state
A10404 = Enable Raw sensor data
A102 = Disable Raw sensor data