"It is good to have a Ftdi serial connection to be able to see the startup msgs on the console. You can also avoid the Usb and move the mavlink connection to serial port instead of Usb. It would be good to have a startup script that can be…"
"It Is very odd the behaviour of the usb mavlink. The usb port is created in the px4 software but serial data is not being sent
On top of this windows usb will get jamed up and will not connect to the port after it is unpluged while a program…"
"I disconected the GPS and everything else from the FMU and found the mavlink port did not start sending when plugging in to the usb if the Fmu had been disconnected for about 10- 15 min. Leaving the Fmu connected to usb for 10- 20 min and…"
"Tristan , I have problems with the mavlink starting as well. What I have found is that monitoring the console on serial 1 it will start if i enter a return on the console after the start up script has run. I have been jumpering the tx/rx…"
"At this time with the 2.91b-dev on startup the Virtual com port on the USB is being created but the ArduCopter task gets hung up. If a ftdi serial is connected to the console port sending a return allows it to boot up and start mavlink on…"
I am starting this discussion to post information for testing the Px4 platform.Most of the discussion is currently in the APM vs Px4 thread. ArduCopter on the Px4 is a work in progressand has made great progress. I have Arducopter on a Px4 Fmu…
"Angelo I love the response you got here . Your thread is at the top of the list when I searced the forum. Some info has come out lately and their is a .px4 binary that has the arducopter single threaded task in the build .…"
"I had not looked at Areoquad for a while and I see Areoquad32 software has these sensors confiureable and MPU6000 interface selectable as I2c or Spi , wouldn't that be great on arducopter !
So it looks like the next project will be…"
Timecop's port of Multiwii to STM32 should work on the PX4 with some changes to put the mpu6000 in to I2c mode and use it as a Mpu6050 ,or a new Multiwii driver for Mpu6000. The latest version of his Naze32 is using the Mpu6050, HMC5883 and …
"The all in one Pro V2 is available at Rctimer for same price as V1 at GLB and has a data flash
and can run megapirate Ng ( data flash function is not in ng but can be added )
Would it be possible to transparently add I2c mpu 6050 to…"
"You can log and graph the output to the ESC in the log with the motors log. This would tell you if the esc calibration was off. The system controls Yaw by varying the CW and counter Cw motor speed , setting the yaw pid to zero removes …"
"Yes you can use the telemetry serial 0 port at 57600 baud to connect to mission planner and to upload sketch from auduino.
The auto reset function will be missing so you have to use reset button to upload sketch and connect 5V from Ftdi or…"
"With the Usb connector on my APM2 trashed I will have to pull the board and solder the isp header to update the PPM encoder.
Are all Futaba radios seeing the glitches? The discussion had reference to some receivers not displaying the problem.…"