From: Neil J. <nja...@gm...> - 2007-06-13 04:38:05
|
> is that right? i thought i was reading about a gyro company supplying > the gyro-on-chip stuff that the wii uses for all of its controllers etc? Nope. Gyros are still very expensive (~$25-50 USD for MEMS type), it will be a while before consumer-type stuff can implement three of them. Probably the word gyro was used when accelerometer was appropriate. They are two completely separate devices, i.e. one cannot take the place of another. The current WiiMote uses the ADXL330 3-axis accelerometer from Analog devices. > how would infrared LEDs give you sensors of angular movement? A good readup can be found here: http://www.wiili.org/index.php/Wiimote#Motion_Sensor , scroll down to 'IR sensor' I'm actually spinning a 6-axis IMU board for the Gumstix as we speak (1x ADXL330 and 2x dual-axis IDG300 gyro). It is more of a robotics board with some other sensors on it, and will use the 60-pin hirose connector. There seems to be a lot of robotics/UAV stuff going on in the Gumstix world that could use a breakout board with a 6-axis IMU. When finished it will be available from Sparkfun. |