About

Gender

Male


Location

Seoul


About Me:

Graduate student


Please tell us a bit about your UAV interest

IRIS+ Drone


Hometown:

Vietnam


Activity Feed

Hoang Cong Anh replied to Hoang Cong Anh's discussion Communication between Rasberry Pi 3 and Pixhawk
"Hi, manFinally I solve my problem with support from an expert in drone-kit forumI used 2 stable version of ArduCopter (3.2.1 and 3.3), they may ignore the communication between my Rpi and PixhawkSo now, I flash my pixhawk with the latest version…"
Sep 28, 2016
Hoang Cong Anh replied to Hoang Cong Anh's discussion Communication between Rasberry Pi 3 and Pixhawk
"Hello Hugues,
I tried your solution but my problem still happens, you can see in the picture below













Actually, when I tried in my ubuntu, it worked very well"
Sep 27, 2016
Hoang Cong Anh posted a discussion
Dear,Recently, I am doing my thesis project relate to computer vision on DroneI choose to use Raspberry pi 3 to do image processing and communicate with Pixhawk via Dronekit apiI am following this instruction to make a connection of 2…
Sep 24, 2016
Hoang Cong Anh replied to Hoang Cong Anh's discussion Drone cannot take off, strange sound appears
"Thank you Joe,
You are right, this sound is exactly about energy problem. In my case, I make a mistake when doing calibration
I should choose "NONE" option, instead of Px4 power module (I used a different type) like the attached photo

My problem is…"
Sep 18, 2016
Hoang Cong Anh posted a discussion
Dear all,Today, I upload a stable version of PX4 firmware (ArduCopter-v2.px4 2016-02-24 14:27 643k) from http://firmware.ardupilot.org/Copter/latest/PX4-quad/When I try to take off the Drone, 1 strange sound appears and drone ignores the 'take-off'…
Sep 16, 2016
Hoang Cong Anh posted a discussion
Dear,I am trying to connect a Raspberry Pi 3 to Px4 Arducopter V3.4I am following this instruction: http://ardupilot.org/dev/docs/raspberry-pi-via-mavlink.htmlMy problem is when I connect RPi 3 to Px4 and do the command : mavproxy.py…
Jun 3, 2016
Hoang Cong Anh replied to Gál Norbert's discussion PID tuning
"HiI think you should follow this instruction to do PID tuning, first test with Roll and the Pitch: http://ardupilot.org/copter/docs/tuning.html
For safety, I recommend you to use a fix board and test in the ground instead of change PID and then test…"
Jun 3, 2016
Hoang Cong Anh posted a discussion
Hello,I am implementing ardupilot source code on PX4 board, and follow this article to get information from sensor and display on console window: http://dev.ardupilot.com/wiki/learning-ardupilot-the-example-sketch... recently, I can not run these…
Mar 14, 2016
Hoang Cong Anh replied to Hoang Cong Anh's discussion Can not upload firmware on PX4 via USB port
"I already fix this problem,
I use QCGroundControl to re-install firmware and the PX4 board worked
Thanks and Regards
Anh"
Feb 25, 2016
Hoang Cong Anh posted a discussion
Dear all,Today I have uploaded a new firmware which I have some implements for my px4After that my PX4 can not connect to PC via USB portIs there anyone who know how to reset PX4 to default firmware, please help meThank you
Feb 24, 2016
Hoang Cong Anh posted a discussion
Dear all,I am working on Quadcopter with Px4 board and trying to mount 2 I2C Sonar sensors on my Drone for obstacle avoidanceI follow this article  to use 01 Maxbotix Sonar sensor:http://copter.ardupilot.com/wiki/common-rangefinder-maxbotixi2c/ Is…
Jan 16, 2016
Hoang Cong Anh replied to Randy's discussion Running SITL on Windows
"Dear Randy,
This is Anh from Seoul, Korea
Can I ask you about SITL for drone simulation?
Recently, I try to use this tool on window 7, I am focusing on FLIP Mode for my quadcopter, but when I typed the command "mode flip", the simulation does not…"
Dec 23, 2015
Hoang Cong Anh replied to abhra ghosh's discussion PIXHAWK with EMAX BLHELI ESC NOT WORKING
"Hi, I used to have the same problem with PX4 and EMAX ESCs, and I had to change this type of ESC to another
Can you tell me how you did with your EMAX esc
Thanks"
Oct 8, 2015
Hoang Cong Anh replied to Hoang Cong Anh's discussion Problem: Quad copter spins around itself
"Hi guys,
Sorry for late response,
After destroying so many propellers, I finally found the reason
My radio transmitter is not calibrated correctly, so it sent unwanted yaw signals to my drone. 
Phillip Schmidt  is right about effect of PID, it is…"
Sep 21, 2015
Hoang Cong Anh replied to Hoang Cong Anh's discussion Problem: Quad copter spins around itself
"Attached log2015-09-01 11-02-00 113.bin.rar"
Sep 7, 2015
Hoang Cong Anh replied to Hoang Cong Anh's discussion Problem: Quad copter spins around itself
"Dear,
I also check the log file. I want to ask you 2 problems:
- The mag filed value:
During flight, this value is quite normal, it's only over the recommended value(550) after it felt
So, that why I think the compass maybe still stabilize
- The Yaw…"
Sep 7, 2015
More…