Brushless dc motor controller and a brush dc motor compared with the infinite speed regulation, wide speed range, overload ability, good linearity, long life, small volume, light weight, large output, etc. Solve the motor controller exists a series of problems, are widely used in industrial equipment, instruments and meters, household appliances, robotics, medical equipment and other fields. In praesenti, in amet modum de Brushless DC Motor Controller habet III species: FOG (etiam notum quod Vector variabilis frequency, magnetica agro vector ordinantur imperium), quadratum fluctus ad control (etiam notum ut Trapezoidal fluctus, CXX °, Sex gradus commutatione potestate) et Sine Religion imperium. Et commoda et incommoda trium generis potestate mode uterque habent se, vis scire magis details nostris officialis rete casfe!