I am planning to use a Hyperion lipo charger to discharge test my new lipos. It has a USB connection, which I will use to graph data. My question is: what voltage do I discharge to? I am unsure of the difference between open loop and closed loop v
Read more…Dear all,
Today I have uploaded a new firmware which I have some implements for my px4
After that my PX4 can not connect to PC via USB port
Is there anyone who know how to reset PX4 to default firmware, please help me
Thank you
Read more…I deployed pixhawk on my Quad running ArduCopter v3.3.2
After a few testing, I found that my Quad is a little bit difficult to control and its attitude is not that stable. I found my RCOUT is very abnormal.
Can anybody help to solve this?
Attachment is
Read more…Hi
I am trying to add new mavlink message, pretty simple one:
<message id="159" name="LASER_LANDER">
<description>The data comming from laser landing aid</description>
<field type="uint64_t" name="time_usec">Timestamp (micros since boot or Unix epoch)
So I swapped out my APM 2.6 on my quad (which working flawlessly for many flights) with a pixhawk (rtfhawk). Did the usual required radio calibration, had a few nice flights, did autotune etc but found I needed to also recalibrate the esc's as I had
Read more…Hello, does anyone have an idea how to stop the motor one second or something before releasing the shutter to reduce vibrations on a plane for photomapping. After the photo the motor should spin up again automatically.Does anyone have an idea?
Read more…Hi,
Has anyone tried recording RPM measurements using an Eagle Tree Optical RPM Sensor ? For a project i need to mesure the RPM of my brushless motor.
My code :
// FREQUENCE INPUT PIN => pin 5 pr aduino uno
#include <FreqCount.h>
int RPM;
int count;
int nbOSDLite 2 has reached its final stage of development and as usual it’s available for free.
Although OSDLite is basically a Ground Station, it's not designed to replace bestsellers like UgCS, APMPlanner or OpenPilot, but it's designed to supersede limi
Read more…OSDLite 2 has reached its final stage of development and as usual it’s available for free.
Although OSDLite is basically a Ground Station, it's not designed to replace bestsellers like UgCS, APMPlanner or OpenPilot, but it's designed to supersede limi
Read more…I've checked the code (AC 3.3.2) and found it is only supported that switch to FLIP mode when in ACRO, STABILIZE and ALT_HOLD mode before,
because of this "if" statement in bool flip_init(bool) function in file control_flip.cpp:
Read more…if (control_mode != AC
Hey guy’s,
I’m an aviation student and I’m currently an intern at a company that is exploring the potentials of UAV’s. My project is to make a Decathlon 122’’ plane from RC pilot ready to fly with various payloads.
Here is my question. I’ve been given
Read more…Hello community,
During my latest flight my quadcopter made several flips and crashed from 40 meters high. Reviewing the logs I couldn't understand which part is responsible for the crash. All parts were found in good condition. I mean the flight co
Hi to all,
I would like to be sure how the land function is working.
On the documentation, it say that it is using Alt hold function.
But if I try to switch from Stabilize to LAND, with wind, my quad is landing on the same vertical, like a loiter.
Then,
Read more…Hi folks,
I've just noticed that the logs / tuning graph shows RC 6/7/8 having output even though there is no actual output. Once I press the safety switch then the outputs really do spring to life.
I have channel 6/7/8/9 set to rcPassThru (1) and watc
Read more…Trying to make something a little more compact than my last design-still haven't had that one in the air-snow and cold!! Anyway I have a 550mm octo with 240mm plates turning 12" props. Working on getting the pixhawk setup now. Bought a 3d printer so
Read more…I am running MP on a win10 tablet, and when I select an alpha numeric field to edit, the keypad interface does not come up, so I cannot edit the field. This does work right in any other program on the tablet. Is there a tablet mode in MP that I haven
Read more…Have fairly light weight and powerfull 410mm quad running oneshot ESCs. I get a Choppy throttle response in alt hold, throw altitude holds ok. I'v set the Loiter and throttle accl pids as low as mission planner will allow: Loiter alt P:1 and throttle
Read more…I'm in the process of building a FireFly sport with Pixhawk PX4, I'm using a Futaba T14SG with R7008SB RX. Also going to using a mini OSD for small Screen on TX. I'm looking for any details on base setting for theThanks in advanceLarrylarryhalliday@i
Read more…It seems impossible to set the power monitor.
No matter which options i use, it is impossible to save the Amperage reading.
Without this it is impossible to do the motor to compass calibration.
This problem is happening both for Clone Pixhawk as well as
Read more…Hello to All,
I need help from you all to figure out why my APM based copters are having unstable altitude hold (in all mode that used barometer). I am having the exact same problem on my APM based tricopter, as well as CX20. Both have the APM2.5 cont
Read more…