Search found 16 matches

by Danmark
Sat Mar 01, 2014 8:23 pm
Forum: Developer Discussions
Topic: Can't Select Plotter in Client
Replies: 9
Views: 7379

Re: Can't Select Plotter in Client

try launching the client from a terminal and read the output.

Code: Select all

python ~/projects/crazyflie-pc-client/bin/cfclient
by Danmark
Sat Mar 01, 2014 5:19 pm
Forum: Developer Discussions
Topic: Can't Select Plotter in Client
Replies: 9
Views: 7379

Re: Can't Select Plotter in Client

then pip install pyqtgraph should do the trick
by Danmark
Sat Mar 01, 2014 12:06 pm
Forum: Developer Discussions
Topic: Can't Select Plotter in Client
Replies: 9
Views: 7379

Re: Can't Select Plotter in Client

What OS are you on.

on osx and linux you run

Code: Select all

pip install pyqtgraph
from the command line
by Danmark
Thu Feb 27, 2014 10:08 pm
Forum: Developer Discussions
Topic: Can't Select Plotter in Client
Replies: 9
Views: 7379

Re: Can't Select Plotter in Client

you are missing pyqtgraph
by Danmark
Thu Aug 01, 2013 12:21 pm
Forum: Developer Discussions
Topic: Power and thrust
Replies: 8
Views: 7784

Re: Power and thrust

i'll push it later today.. from the top of my head it was something like this... ... #include "math.h" ... static int32_t calculatePower(int32_t thrust); ... #ifdef QUAD_FORMATION_X roll = roll >> 1; pitch = pitch >> 1; motorPowerM1 = limitThrust(calculatePower(thrust - roll + pitch + yaw)...
by Danmark
Thu Aug 01, 2013 10:24 am
Forum: Developer Discussions
Topic: Power and thrust
Replies: 8
Views: 7784

Re: Power and thrust

got to do some tests yesterday. felt a bit more stable bot not as fast. which you would expect as i didn't change the PID parameters and i scaled the power so that if the thrust was UINT16_MAX the power would be UINT16_MAX. so in all other cases(between 0 and UINT16_MAX) the power will be lower than...
by Danmark
Wed Jul 31, 2013 1:10 pm
Forum: Developer Discussions
Topic: Power and thrust
Replies: 8
Views: 7784

Re: Power and thrust

hopefully i'll have some time tonight to test this.
by Danmark
Wed Jul 31, 2013 11:58 am
Forum: Developer Discussions
Topic: Power and thrust
Replies: 8
Views: 7784

Power and thrust

in the method distributePower() in stabilizer.c thrust and power seems to be considered proportional but according to http://en.wikipedia.org/wiki/Thrust#Thrust_to_power they are related as P^2=T^3.

Am I missing something or is it something worth looking into?
by Danmark
Sun Jul 21, 2013 1:16 pm
Forum: Support
Topic: [Solved] Nothing happens on power on
Replies: 12
Views: 11062

Re: Nothing happens on power on

I don't know why but now it works. yay!

maybe it just had to rest for a little while..
by Danmark
Fri Jul 19, 2013 9:15 am
Forum: Support
Topic: [Solved] Nothing happens on power on
Replies: 12
Views: 11062

Re: Nothing happens on power on

Any ideas?

could it be a faulty power management chip?