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BALANCING

To achieve the best performance from the PIXY SM, proper 

balancing is necessary. Accurate balance is critical in shots 
where the gimbal will be subjected to extreme movements 
or accelerations. There are 3 axes that need to be precisely 
balanced prior to powering up the gimbal.

Summary of Contents for PIXY SM

Page 1: ......

Page 2: ...DESCRIPTION Notes are used to highlight special operating conditions or steps of a procedure Warnings are used to highlight procedures which if not strictly observed may result in personal injury or l...

Page 3: ...Processor Specifications 10 PIXY SM I O Connectors 11 Gimbal Connection Gimbal Buttons What s In The Box 14 Damping Installation 15 Assembly Instructions Quick Release Connection 21 Connect Disconnec...

Page 4: ...Smooth Start Stop Max Gimbal Yaw Speed Stiffness Tuning 35 General Method Step 01 Tilt Stiffness Step 02 Roll Stiffness Step 03 Pan Stiffness Hold Strength 36 Gain Default Settings Filter 37 Gypro Fil...

Page 5: ...OFTWARE 42 Steps To Connect 43 UPGRADING FIRMWARE 44 Devices Checking 45 Required Apps 46 Required Firmware 46 How To Upgrade 47 Gimbal Firmware 47 How To Upgrade SoM Firmware 48 TROUBLESHOOTING 51 Ch...

Page 6: ...GETTING STARTED...

Page 7: ...A N U A L Pixy SM is specially designed to integrate the leading professional M300 RTK drone with the full frame mirrorless Sony 7R IV camera offering an unbeatable combination for precision aerial ma...

Page 8: ...nect and you re ready to go Pixy SM is optimized to work perfectly with the 61 megapixel Sony 7R IV ensuring that you can get high resolution imagery for creating accurate maps BUILT FOR MAPPING In co...

Page 9: ...aintained within 0 2 degrees Celsius accuracy HIGH PERFORMANCE GIMBAL CONTROLLER IMAGE PROCESSOR Advanced gimbal controller designed and made by Gremsy based on a 32 bit high performance ARM microproc...

Page 10: ...nnetion Drone Flatform Supported OS Platform Supported Pan Range Tilt Range Roll Range Pixy SM 3 Axis Digital Gyro Stabilized 1 26lbs 570g Sony 7R IV SEL28F20 SEL35F28Z SEL55F18Z All Aluminum 13 7V St...

Page 11: ...utput video from the camera not available now Connector type micro HDMI CTRL CTRL is a serial protocol UART port which is used to interface with Sony A7R IV via USB C port Connector type JST SM10B GHS...

Page 12: ...D card to insert the micro SD card for Geo data storage Connector type Micro SD card Note Recommend SD Card 256GB at least 90MB s read write speed Device Switch to switch between gimbal and SOM for fi...

Page 13: ...13 GETTING STARTED U S E R M A N U A L Reset to reset the system in case needed Boot to push the firmware during upgrading process GIMBAL BUTTONS...

Page 14: ...N U A L WHAT S IN THE BOX A Camera Plate B Hot shoe C USB Camera Cable D USB Type C Cable E Pixy SM Damping Extension F Allen Key 2 0mm G Camera Screws H M3 x 8 Screws x1 x1 x2 x1 x1 x1 x2 x10 1 PIXY...

Page 15: ...AMPING INSTALLATION Components required DJI Standard damping on M300 RTK to interface with computer or upgrade firmware Gremsy Damping extension for Pixy SM What s in the box of the damping extension...

Page 16: ...16 GETTING STARTED U S E R M A N U A L ASSEMBLY INSTRUCTIONS STEP 01 Separate the standard damping from the M300 RTK Fig 1 The standard damping after separation...

Page 17: ...17 GETTING STARTED U S E R M A N U A L STEP 02 Note the marked position of the standard damping as below STEP 03 Remove silicone balls from the standard damping...

Page 18: ...18 GETTING STARTED U S E R M A N U A L STEP 04 Assemble the F adapter bundles into the position 1 2 as marked in step 2 F adapter bundles...

Page 19: ...19 GETTING STARTED U S E R M A N U A L STEP 05 Assemble the B adapter bundles into the position 3 4 as marked in step 2 B adapter bundles...

Page 20: ...20 GETTING STARTED U S E R M A N U A L STEP 06 Complete the damping for Pixy SM STEP 07 Mount the damping on M300 RTK and ready for use with Pixy SM...

Page 21: ...rt to the top part STEP 3 Rotate the bottom counter clockwise until the mark on the ring aligned with the locked icon DISCONNECT STEP 2 Rotate the bottom clockwise STEP 1 Press hold the release button...

Page 22: ...ission Error System Error Camera Gimbal SOM Camera Not Found System Ready Gimbal Not Found Ready to flight System Error Camera Gimbal Camera Not Found Gimbal Not Found Video Transmission Error READY E...

Page 23: ...M A N U A L PIXY SM ONLY SUPPORTS BOTTOM MOUNT OPERATION At this time the Pixy SM only support for the bottom mount beneath the DJI M300 RTK The gimbal must be used with right damping extension and ru...

Page 24: ...from the PIXY SM proper balancing is necessary Accurate balance is critical in shots where the gimbal will be subjected to extreme movements or accelerations There are 3 axes that need to be precisely...

Page 25: ...BALANCING 25 U S E R M A N U A L MOUNTING THE CAMERA Use a 1 4 20 screw to secure the camera to the camera tray then put the camera to the tilt cage...

Page 26: ...achieved the camera will stay level when you remove your hands 1 Loosen the thumbscrew underneath the camera tray and the top bar knob Then gently slide the camera forward or backward until the tilt...

Page 27: ...crossbar forward and backward until the camera remains pointing upward when released 2 Tighten the thumbscrew Sometimes the vertical balance could not be achieved the front back balance should be re c...

Page 28: ...ft right roll balance is achieved the camera will stay level when you remove your hands 1 Loosen the thumbscrew underneath the roll bar then gently slide the roll bar left or right until roll axis rem...

Page 29: ...e gimbal is front heavy or back heavy Slide the pan axis slider until the camera does not swing 1 Loosen the thumbscrew then gently slide the pan axis slider backward forward until it doesn t swing an...

Page 30: ...GIMBAL After the camera is balanced on the Gremsy it s time to configure some parameters for best performance...

Page 31: ...e gimbal Pitch Turn the dial to the right and the gimbal will shift to point upwards Turn the dial to the left and the gimbal will shift to point downwards The camera will remain in its current positi...

Page 32: ...GIMBAL 32 U S E R M A N U A L Gimbal Orientation Adjustment 2 Tab to select the Gimbal Orientation Adjustment as Gimbal Recenter Recenter Gimbal Yaw Gimbal Yaw Downward or Gimbal Downward...

Page 33: ...s yaw In this mode even if the aircraft yaw changes the gimbal will ignore the movement of aircraft Smooth factor for gimbal controller using to smooth control The larger the value the smoother gimbal...

Page 34: ...to smooth control The larger the value the smaller the acceleration of gimbal This controls the max speed percentage at which the gimbal yaw A higher value means a faster moving gimbal and lower value...

Page 35: ...tting without vibration or oscillation the better it is GENERAL METHOD Slowly increase this setting until you feel an oscillation in the tilt axis then reduce the setting until the oscillation subside...

Page 36: ...y around 10 than the default values This option is only recommended for advanced users Defines how fast each axis will return to commanded position To reload default expert settings just press Default...

Page 37: ...fness settings the Gyro Filter is used to further tune the gimbal and remove the oscillation Defines the strength of the filter applied to motor output If the gimbal has oscillations that cannot be co...

Page 38: ...era maintains its direction When the movement is out of the window zone the camera starts to move Within the window zone the camera maintains its direction If this option is selected the tilt axis wil...

Page 39: ...the temperature inside is controlled around 50 C with 0 2 C accuracy Thanks to this feature gyro calibration is no longer required in most situations The PIXY SM controller has a special algorithm to...

Page 40: ...the temperature inside IMU remains constant around 50 degrees However if you notice drift during operation in extreme weather below 20C or above 50C please re calibrate the gyro CALIB AT STARTUP this...

Page 41: ...contact Gremsy Support Engineers Accelerometer sensor was calibrated properly at the factory to achieve accurate horizon level with special and precise equipment Users do not need to do this unless it...

Page 42: ...d at www gremsy com Support Product Support Pixy SM INSTALLING SOFTWARE Make sure the Silab USB driver is already installed The driver can be found at www gremsy com Support Product Support Pixy SM NO...

Page 43: ...STEPS TO CONNECT 1 Power ON the PIXY SM 2 Connect USB cable from gimbal controller to Mac PC 3 Run the gTuneDesktop software 4 On Connection Tab select the Serial option 5 Select the correct COM port...

Page 44: ...nly USB connection allows upgrading firmware Refer to Section 01 GETTING STARTED for USB connection Make sure Silab USB driver is already installed The driver can be found at www gremsy com supports p...

Page 45: ...UPGRADING FIRMWARE 45 U S E R M A N U A L DEVICES CHECKING...

Page 46: ...M firmware for SoM Download at https github com Gremsy PixySM300_SoM_Firmware releases tag 1 0 0 gTuneDesktop To connect gimbal flash gimbal firmware Download at https github com Gremsy gTuneDesktop F...

Page 47: ...c PC 04 Run the gTune Desktop Software 05 In the software select Serial option on CONNECTION tab 06 Select the port in the list 07 Click on the CONNECT button 08 Browse to firmware file for your gimba...

Page 48: ...UPGRADING FIRMWARE 48 U S E R M A N U A L 01 Switch the button on SOM to P 02 Open the Gremsy Flash tool then choose PIXY SM HOW TO UPGRADE SOM FIRMWARE...

Page 49: ...UPGRADING FIRMWARE 49 U S E R M A N U A L 03 Choose OPEN FILE and browse the right firmware file 04 On the SOM do the steps below Press Reset and Boot button simultaneously Release Reset Release Boot...

Page 50: ...S E R M A N U A L 06 Finally click FLASH PIXY SM and wait for the process to complete normally take 3 5 minutes 05 On Gremsy Flash Tools click CHECK DEVICE to check device status Connection successfu...

Page 51: ...TROUBLESHOOTING Find more at www gremsy com supports product support Pixy SM NOTE...

Page 52: ...UBLESHOOTING 52 U S E R M A N U A L CHECKING PAYLOAD CHECKING THE CAMERA LIVE VIEW CHECKING Payload information will appear on the bottom right of the screen Check the live view on the remote controll...

Page 53: ...TROUBLESHOOTING 53 U S E R M A N U A L MEMORY CARD CHECKING When the Memory Card is not inserted the Remote Controller s screen will display the icon marked yellow in the picture...

Page 54: ...connection issue The cable connection is loose The cable connection is loose No SD card or system error SOLUTION Check each component Check the USB C connection Check Sony camera control is set Conne...

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