Quote:
Originally Posted by Alan Anderson
There are much better methods for measuring the angle of an arm. A gyro is probably going to drift too much during a match for it to be very useful. A two-axis accelerometer would work better to tell you the "down" direction. If you can mount a potentiometer or other absolute position sensor to the joint, that would be ideal.
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Agreed, there are a few simple algorithms out there to measure tilt using 2 accelerometer axes. The ADXRS450 will allow you to measure rotation in one axis, but it will drift over time. I highly recommend using an encoder and limit switch!