MultiWii

"LEAVE ALL SENSORS TURNED OFF FOR NOW, except your gyro which is always on anyway. get it in the air before worrying about calibrating and tuning the extra sensors!"
My IMU include: MPU6050+HMC5883L+MS5611
your mean is i will turn off HMC5883L+MS5611 right? why?
Thank you so much!

after ESC's have been calibrated, my copter still flips over when I try to take off the fist time...maybe OK http://www.youtube.com/watch?v=NFxV8_1XH9c the second time is very bad http://www.youtube.com/watch?v=c0Rbzgw8WsY my room is very small, I forced my copter by a rope... I'm afraid to fly! Sho...

I've tried it in reality and my copter tilts/flips over when I try to take off, sometimes my copter spins around 180 degrees all by itself! I think my motors is ok because I've used it with arducopter control board and my arduCopter flies okay, sometimes in the GUI I got I2C error and then i close C...

This is the fist time

and then

I'm trying to build an quad+ with arduino pro mini and GY-86 (10DOF Module of China) http://www.aliexpress.com/product-gs/591293815-GY-86-10DOF-MS5611-HMC5883L-MPU6050-module-MWC-flight-control-sensor-module-wholesalers.html When I connect the board to the GUI, I increase the throttle. The first tim...