AK28 User Manual V1.3
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2022 SIYI Technology Copyright
3.1.2 Middle Point............................................................................................................................................28
3.1.3 Channel Reverse...................................................................................................................................29
3.1.4 Channel Mapping...................................................................................................................................29
3.2 Datalink...........................................................................................................................................................30
3.2.1 Connection..............................................................................................................................................31
3.2.2 Flight Controller......................................................................................................................................32
3.2.3 Baud Rate...............................................................................................................................................32
3.3 System............................................................................................................................................................33
3.3.1 Bind..........................................................................................................................................................34
3.3.2 Throttle Type...........................................................................................................................................35
3.3.3 Joystick Deadzone.................................................................................................................................35
3.4 Status..............................................................................................................................................................36
3.5 Failsafe ...........................................................................................................................................................37
4 DATALINKS...........................................................................................................................................................40
4.1 Communication with GCS through USB COM (Serial)............................................................................40
4.2 Communication with GCS via Bluetooth....................................................................................................42
4.3 Solutions to Disconnection ..........................................................................................................................44
5 SIYI FPV APP.......................................................................................................................................................45
6 IMAGE TRANSMISSION ....................................................................................................................................46
6.1 Using SIYI FPV Camera ..............................................................................................................................46
6.2 Solutions to No Image..................................................................................................................................46
7 ANDROID OS........................................................................................................................................................48
7.1 Download App................................................................................................................................................48
7.2 Import and Install App...................................................................................................................................48
7.2.1 Through SD Card...................................................................................................................................48
7.2.2 Through Micro-USB File Transfer .......................................................................................................48
8 Firmware Upgrade................................................................................................................................................50
9 After-sale Service.................................................................................................................................................54
9.1 Repair Service...............................................................................................................................................54
9.2 Warranty.........................................................................................................................................................55
9.2.1 7-Day Return & Refund.........................................................................................................................55
9.2.2 15-Day Replacement.............................................................................................................................56
