Sensored 3-Phase BLDC Motor Control Using Sinusoidal Drive AN3453

2 Sinusiodal Drive - Sensored BLDC Motor Principle

2.1 BLDC Sensored Operation

2.2 Sinusoidal Current Drive

3 Angular Position Detector

4 Drive Signal Generator

5 Fault Detection Control

5.1 Overcurrent Protection

5.2 Stall Detection

6 Firmware Implementation

6.1 Button Controls

6.2 Motor Start-up

6.3 Interrupt Sources

7 Sinusoidal Drive 3-Phase BLDC Performance

7.1 CWG Drive Signals for 3-Phase BLDC

7.2 Phase Voltage and Line Current

9 Appendix A Schematics

10 Appendix B: MPLAB® Code Configuration (MCC) Peripheral Configuration

11 Appendix C Source Code Listing

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