In the wireless module of UAV, WiFi modules must appear in pairs, one with built-in UAV and one with built-in ground repeater (AP/CLIENT mode). Taking SKYLAB UAV remote video transmission solution as an example, serial port WiFi module is added to UAV and ground repeater, and the mobile phone transmits control signals to UAV through the built-in serial port WiFi module of UAV and ground repeater to control its flight direction, distance, speed and inclination.
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