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MyFlyDream

Automatic Antenna Tracker

Manual

V 3.0

www.MyFlyDream.com

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Summary of Contents for MFD AAT

Page 1: ...MyFlyDream Automatic Antenna Tracker Manual V 3 0 www MyFlyDream com ...

Page 2: ...racking system depend on a number of factors A strong electromagnetic interference bad GPS status and other reasons may cause a bad tracking result Please consider the risk and take it yourself Any loss or damage caused by the tracker system is not our responsibility We reserve the right to continuously improve the product performance so this document is not necessarily in full compliance with the...

Page 3: ...y the audio channel of the video transmission link is used The tracker forwards the audio signal received to the AATDriver The AATDriver demodulates and decodes the signal to obtain the plane position information After comparing with the original coordinates it gets the current plane azimuth distance and height etc relative to the tracker Then the AATDriver transmits the information to the tracker...

Page 4: ...er Weight 58g Size 78 44 23mm Length Wide Height Input voltage 12V Current consume 100mA Virtual GPS Communication baud rate 1200bps Virtual GPS AATDriver can virtualize itself as a bluetooth GPS module It outputs the location information of the plane with GPGGA and GPRMC command 4 Connection and Set up 1 Connecting TeleFlyOSD Introduction to TeleFlyOSD ...

Page 5: ...osition Green GPS Data GPS Data Orange GPS Power GPS Power supply 3 3V White Audio Out Audio output to transmitter Yellow Video Out OSD video output to transmitter Maximum current output 200ma Please make sure that your GPS current consumption does not exceed these limits Connecting TeleFlyOSD The TeleFlyOSD can either use a separate GPS or share a GPS with another component OSD Autopilot Please r...

Page 6: ... 3 3V If your GPS needs an operating voltage of 5V refer to Appendix A Please refer to Connection Diagram B if a GPS is shared with another component OSD Autopilot In this example the GPS and another OSD connect as usual for power supply See Chapter 7 OSD Functions for specific OSD functions of TeleFlyOSD ...

Page 7: ...Connection Diagram A power the GPS by TeleFlyOSD ...

Page 8: ... Connection Diagram B share GPS with other OSD ...

Page 9: ...witch in the figure has an ON mark above There may be four different baudrate combinations via setting of this switch DIP Status 1 2 Communication Bardrate bps OFF OFF 115200 OFF ON 38400 Default ON OFF 57600 ON ON 9600 Power on after checking correct connection The TeleFlyOSD LED will turn on After a few seconds if the communication between TeleFlyOSD and GPS is working normally the LED will flas...

Page 10: ...ld the tracker in hand to test it to avoid damage to the device and yourself Three cables lead from the tracker black 5 5mm power plug yellow video plug and white audio plug Connect the three cables to the corresponding jacks on your video transmission receiver Please note that the 5 5mm power plug is directly connected to the power supply of the AATDriver For example if the power supply voltage f...

Page 11: ... It is recommended to conduct the above system test once before flight to ensure the tracker and driver hardware and software work properly But remember to exit test mode before taking off or the tracker will not start to track Power on the TeleFlyOSD and image transmission transmitter The red LED on the TeleFlyOSD should start to flash after turning on for a few seconds If the video transmitter r...

Page 12: ...ards the take off direction while it is in the standby mode to ensure the best angle of signal reception in the take off phase because the tracker won t start tracking unless the plane is 10 meters away Take off your plane now Once the plane leaves the tracker 10 meters away the red LED on the tracker turns off and the tracker immediately starts tracking the tracker will not stop tracking even if ...

Page 13: ...iron calibration 1 Enter offline mode 2 Then press the Cal button 3 Quit offline mode Enter Offline Mode Press the Cal Button once the green LED will light after 2 seconds The tracker starts to rotate automatically to calibrate itself Please wait until the green light is off which means the calibration is done The tracker will stay in a random direction after calibration Reset to factory default 1...

Page 14: ... to use the auxiliary channels of the tracker There is 1 auxiliary channel available in a 6 channel tracker and 7 auxiliary channels are available in the 12 channel version Users can use these auxiliary channels to transmit their own signals For example you put a data radio on the tracker so maybe you need to connect the TX RX Power and GND from the data radio to your ground device Use the auxilia...

Page 15: ... exceed this limit or the slip ring will be damaged Setup and operation of the AATDriver Common functions and operations of the AATDriver Function How to operate Remark Toggle between MFD mode and VGPS mode Hold down the HOME button to power on After powering on the yellow LED or the red LED of AATDriver will flash rapidly The flashing of the yellow LED indicates that the current mode is VGPS mode...

Page 16: ... follows 0 5HZ 1 3 satellites 1HZ 4 5 satellites 2HZ 6 7 satellites 5HZ 8 9 satellites AAT Calibration procedure If you are not satisfied with the tracking precision please calibrate the tracker follow the next steps Step How to operate 1 Reset to factory default Power on the tracker Press Off line button to enter off line mode Press Cal button then press North button within 2 seconds The tracker ...

Page 17: ...racker is facing the plane correctly Trimming is also possible in TEST mode You can use TEST button to made the tracker face to north then user NORTH or CAL button to trim it until it points to north exactly 3 Enter Off line mode then quit off line mode to save the trim result Connect AATDriver to external devices The AATDriver has a built in Bluetooth module Using Bluetooth you can connect your l...

Page 18: ...en run the MotionX HD to check and record the flight path data of the plane The Android system has software similar to BTStackGPS to help connect your cellphone to external Bluetooth GPS e g BluetoothGps Here are some screenshots of the MotionX running on the iPad View flight information with the ground station software FDStation of the J2ME FDStation is a J2ME program Your cellphone must be compa...

Page 19: ...DataView ...

Page 20: ...e 7 OSD Functions The TeleFlyOSD provides OSD functions that can overlay the flight information on the video picture See Connection Diagram A in Chapter 4 for specific connection information The three pinouts of the OSD video signal interface part No 2 in the following picture are defined as follows A Video In B GND C Video Out Video input Connected to the camera Ground Video output Connected to t...

Page 21: ...u can see the following pictures on the video monitor after the TeleFlyOSD is started The reading meaning of various parts in the picture has been marked Each time you press the SetHome button the flying time is reset to 0 Before you press the SetHome button the distance to home is not available and displayed as N A By pressing UP and DOWN you can loop through the following display presets GPS vie...

Page 22: ...ET switch you can enter the following interface of system options To change options use the UP and DOWN buttons to move the marker to the appropriate option and press the SET button This is a screenshot of a real flight ...

Page 23: ...he azimuth of the plane The intensity of the earth magnetic field is very weak and varies dependent on the region which is generally about 0 6 gauss The various electronic devices and ferromagnetic substances in the tracker may generate magnetic fields sufficient to affect the accuracy of the tracker e g the steering gear and built in motor using permanent magnet Magnetic fields generated by the l...

Page 24: ...ith appropriate level can make the data transmission more reliable It is suggested the peak to peak value of audio output level of the video transmission receiver should be preferably within 0 8 2V If there is a microphone and amplifier circuit attached to the transmitter you need to remove them to get the best results Some VideoTXs has a build in microphone circuit For example the below 5 8G Vide...

Page 25: ...udio problem It is not able to transmit the audio signal clearly User need to solder 22 45pf capacitor to fix this issue the added capacitor should be connected in parallel with the green component beside the red arrow as the below picture shown ...

Page 26: ...m website www MyFlyDream com The Post discussing the tracker on RCGroups com http www rcgroups com forums showthread php t 1159128 Tracking demo video of the tracker http vimeo com 36695133 http www youtube com watch v HKCc3vOvqzg ...

Page 27: ...1 White Audio output Connect to the audio input of the AV transmitter 2 Black GND Connect to negative pole of the battery 3 Black GND Connect to negative pole of the battery 4 Yellow Video output OSD video output 5 N A Null Used to avoid a misconnect 6 Red Power supply Connect to 6 13V DC power 7 Blue SetHome Connect to the SetHome Switch 8 Black GND Connect to negative pole of the battery ...

Page 28: ...9 Orange 3 3V output Used to supply power to a 5V GPS 10 Green Data Input Connect to the GPS data output ...

Page 29: ...me Description 1 VCC 3 3V Power input 2 GND Ground 3 TX Data output TTL level 4 5 6 VBackup Backup battery supply voltage Connection Diagram CAUTION GPS PIN 1 and PIN 6 MUST be connected to 3 3V This GPS doesn t work without PIN 6 connecting to VCC Current Consumption 70ma ...

Page 30: ...er to the update socket of the TeleFlyOSD Run this file Do not try to rename the file it won t work afterwards Insert the USB programmer into the computer and wait for the driver to automatically update Please allow the appropriate permissions of the firewall After the driver is successfully installed you can see the program interface change from gray to coloured ...

Page 31: ... Click the LoadProject button to open the firmware to be updated e g TeleFlyOSD_v1_1 xwpprj ...

Page 32: ... Click the AUTO button and wait for about 20 seconds until the update is done ...

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