Best of all, the entire package will only run you about $20 in parts–including the position sensor! “Another BLDC motor controller?” you might think. “Surely, I’ve seen this before “.

This source code supports Microchip's Application Note AN1160: Sensorless BLDC Control with Back-EMF Filtering Using a Majority Function, which describes a sensorless Brushless Direct Current (BLDC) ...

This paper presents a summary of a university based research project sponsored by Honeywell for the development of sensorless control method for Brushless DC (BLDC) motors for industrial and aerospace ...