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RTK GPS guided precision landing
@chobitsfan wrote: Hi I am trying precision landing. I tested IR-LOCK, which works great. The problem is I need to land on a plate of metal. Something like this .When in high noon, sun will create a...
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Anomaly with Current and Baro readings (caused a hard land)
@sergbokh wrote: Hi Everyone, yesterday I had an incident flying my copter: hovering in Loiter at about 1 meter it descended quickly and hit ground. After log investigation I found the reason of that...
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Roll instability/vibration and Loiter?
@johnfwhitmore wrote: Newbie, just starting out and confused by the results of a fresh build of a 350 Quad copter with a Pixhawk flight controller. Once in the air, in stabalise mode, the quad...
View ArticleESC recalibration
@adnan_ul_haque wrote: Hello Friends: do we need to re-calibrate ESC if either of following battery specification change?. 1/ S (i.e. 3S, 4S etc.)2/ maH (i.e. 2700mah, 3000mah etc.)3/ C (i.e. 25C, 30C...
View ArticleSatellite Spectrum
@quadsours wrote: Just updated firmware on a new quad and I think i lost one of our radio channels I use for tilting the gimbal. APM:Copter V3.5.2 (4322ffda) Spektrum Satellite installed. Posts: 2...
View ArticleThrottle definition
@cesar1 wrote: What is exactly thre role that THROTTLE plays in the control of a Quadrotor? where I could find some kind of code for it? any help will be appreciated, thanks much Posts: 1...
View ArticleRangefinder not updating
@sigi0073 wrote: I recently added the Maxbotix I2C Rangefinder to my Navio2 quadcopter and am having some issues with the update rate. When I look at the value for the distance reading in mission...
View ArticleInterfacing PIC with Pixhawk 2.1 Px4 (ProfiCNC) over I2C
@Umar_Dastgir wrote: Hello Guys, I am working on a chip design that consists of a PIC micro-controller and several sensors (e.g. light, etc) and a GNSS (Ublox M8Q). I was able to communicate these...
View ArticleWaypoint Speed Very High
@ScottR wrote: While testing the 3.5.2 firmware this week, I flew in Auto mode. The speed the aircraft flew during waypoint following was really high, so I set the speed to a really low value (50)....
View ArticleServo5_function
@tomekr wrote: HI AllI made mod kit for my PixHawk 2.1 to insulating the corner of the board.In MP I have SERVO1_FUNCTION =33, SERVO2_FUNCTION =34, SERVO3_FUNCTION =35, SERVO4_FUNCTION =36...
View ArticleChange in waypoint speed after landing, subsequent takeoff
@ScottR wrote: Flight testing waypoint navigation with 3.5.2. Today I had a route with an intermediate landing and takeoff. The aircraft flew what seemed to be the correct waypoint speed, according to...
View ArticleParameter in dataflash log for commanded speed
@ScottR wrote: Can someone tell me what parameter to look for in the dataflash log for commanded/desired speed? I'm trying to find the speed the FC should be flying based on the current waypoint....
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How low can you go
@freezer wrote: vibrations.png961x238 11.5 KB These are my vibrations from this morning. 850 size octoquad , auw 5kg . can someone tell me if my virations is ok. Posts: 4 Participants: 2 Read full topic
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Endless-climb in AltHold
@ljwang1102 wrote: When i'm moving forward at full angle in Althold mode.the copter endless-climb,then i must swich stabilze. ctun.png1336x248 5.72 KB rc3in.png1261x219 5.81 KB press.png1307x230 5.63...
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Barometer seems a bit noisy
@freezer wrote: barometer.png1366x482 14.6 KB I was hovering this morning. no wind .about 2 meter from the ground. is this normal for barometer to behave in this way. it was hovering quite well....
View ArticleHow to know if the drone is moving?
@SoubhiOptecks wrote: HiIs there any way to know if the drone is moving right no or not in Ardupilot or I have to figure out that using the current position and compare it to last position (last...
View ArticleLOITER_TURNS not functioning ad described
@pmshop wrote: Copter Firmware 3.5.2 Loiter Turns does not function as described in ArduPilot copter guide. Currently listed:Turn - the number of full rotations to complete around the point.Dir 1=CW -...
View ArticleFollow me mode bluetooth
@sergi_torrabadella wrote: Hi everyone, I'm interested in using follow me mode with Tower and smartphone, but the idea of pluging a radio module to the Android device bothers me a little bit. Could it...
View ArticleMoment of inertia at SITL
@hiroyuki405 wrote: hi guysI am experimenting with MultiCopter's SITL.Therefore, I would like to perform a simulation with changing the moment of inertiaPlease tell me how to change the moment of...
View ArticlePower Distributions
@airsupply wrote: Hi all, I am building a hex using a Pixhawk 2.1 and 6 MN3508 T motors pulling a max amperage of 26 amps per motor. I am using 40Amp XRotor ESC from hobbywing, with no internal BEC. I...
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