Keywords: OSDK serial communication failure
You can connect the API interface to the serial port debugging assistant (windows PC software) through the USB-TTL cable. After starting the flight control, there will be serial port data output under normal circumstances. If there is no output data, it is needed to repair the serial port hardware.
Note: This article is from Chinese and is translated by machine. If there is any suggestions, please point it out and we will correct it in time
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