Hello,
I could recommend:
- DRM148
- AN14616
- PMSMMCXN10UG
- AN4642
- Internal EMEA6 Motor Control Basics deck
- NXP Community PMSM & FOC Theory article
1. Start Here: DRM148
Sensorless PMSM Control Design (DRM148)
Topics:
- PMSM mathematical model
- Clarke Transform
- Park Transform
- Current FOC
- Speed FOC
- Back-EMF estimation
- Sensorless rotor position estimation
- Startup strategy
- Observer theory
https://www.nxp.com/docs/en/reference-manual/DRM148.pdf
2. Learn MCAT (Motor Identification and Tuning)
Motor Control Application Tuning (MCAT) Tool for 3-Phase PMSM (AN4642)
Topics:
- Motor parameter identification
- Current loop tuning
- Speed loop tuning
- FOC parameter generation
- FreeMASTER integration
Link:
https://www.nxp.com/docs/en/application-note/AN4642.pdf
3. Read the Modern MCX Sensorless Application Note
AN14616: Sensorless PMSM Field-Oriented Control (FOC) on MCX E24x
Topics:
- Peripheral implementation
- PWM synchronization
- ADC sampling
- Sensorless observer integration
- Real firmware structure
Link:
https://docs.nxp.com/bundle/AN14616
4. Study Complete Working Software
MCUXpresso SDK Field-Oriented Control (FOC) of 3-Phase PMSM and BLDC Motors
This is one of the best practical documents because it explains how the complete software stack is organized.
5. Reference Design
PMSM Sensorless FOC Using MCX A153
Contains:
- Reference design
- Software package
- Documentation
- Hardware setup
- Supporting libraries (RTCESL)
NXP describes it as a complete PMSM sensorless FOC starting point.
Link:
PMSM Sensorless FOC Using MCX A153
6. NXP Community Workshop
Module 2: PMSM and FOC Theory
NXP Community Article
Best regards,
Peter