Drive brusless dc motor from cd-drive with arduino

Three half bridge from LD298 is used to drive the three phase coil

Three hall sensors are read using six analog channel in Arduino mega2560, A0-A5. The polarity of the coils is updated according to the sequence from hall sensors.

With 12 volt, a CD shaft motor can rotate at 6000rpm.

Yingfeng Shen yfshen@gmail.com