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Activity Feed

Ming Fan replied to Ano M3's discussion I2C MB1242 - Sonarrange is in meters, correct?
"Hi
mine is always 0.19, doesn't change, is it a bad one?
thanks,"
Dec 2, 2016
Ming Fan replied to Ming Fan's discussion switch to AUTO mode after arming
"Problem has been resolved.

stab&althold gps lock, auto,loiter,rtl no lock, this led me think I might need to look at the connection between them.
So I looked carefully through the cable connections between pixhawk and 3dr gps, and noticed there are…"
Jul 9, 2016
Ming Fan replied to Ming Fan's discussion switch to AUTO mode after arming
"I noticed one problem:
only stabilize and althold modes have gps lock ( green light )
once I switch mode, immediately "gps not lock" blue light starts blinking.

read through:
https://3dr.com/support/articles/210083423/advanced_failsafe_config..."
Jul 9, 2016
Ming Fan replied to Ming Fan's discussion switch to AUTO mode after arming
"yeah, I just re-tested and double checked sats and hdop which are 6 and 1.25
I was looking at "Gps HOP" under "Quick" from mission planner, as long as in my back yard, it is < 1.62.
define a plan, write wps. set to stabilize, arm,
then just can't…"
Jul 9, 2016
Ming Fan replied to Ming Fan's discussion switch to AUTO mode after arming
"Thanks for letting me know "6 sats" and "hdop<2.5", I didn't know these, and I will look into them.
I am using mission planner 1.3.38, so I was doing:
1. define a plan
2. write WPs ( upload the plan )
3. set mode to stabilize
4. arm the motors…"
Jul 9, 2016
Ming Fan posted a discussion
Hi,run into a problem: unable to switch to AUTO mode after arming the motors.for example, first set to "Stabilize", then arm the motors, now UNABLE to switch to auto mode.Am I doing something wrong? am I missing anything?   ( mine is apm3.3, have…
Jul 9, 2016
Ming Fan replied to GregS's discussion Unable to load Firmware: No Response from board
"Thank you, Craig, for the clarification. Time for me to start learning QGC."
Jan 4, 2016
Ming Fan replied to GregS's discussion Unable to load Firmware: No Response from board
"I have the same problem, MP 1.3.32 or 1.3.34 ( Windows 8.1, Windows 7 ) can't upgrade the firmware of PX4. then I have to use QGroundControl to upgrade the firmware of PX4.( Windows 8.1 I used ) ( without issue as yours )
However, now mission…"
Jan 4, 2016