We provide the binaries above for testing data collection quickly. You can build your own binary from the data collection source code for IMU data collection using the SensiML Simple Streaming Interface. The source code is located in the Microchip Technology github repository at at -samd21-iot-imu-data-logger.
First flash this bin file to expresslrs TX module by wifi mode. Then you can upgrade to v3.x.x firmware version for the tx module Bin file download: repartitioner You can check more details on ExpressLRS github website
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