added pio flag to the readme

Author: askuric

README.md

@@ -1,7 +1,8 @@
 # SimpleFOClibrary - **Simple** Field Oriented Control (FOC) **library** <br> 
 ### A Cross-Platform FOC implementation for BLDC and Stepper motors<br> based on the Arduino IDE and PlatformIO 
 
-![Library Compile](https://github.com/simplefoc/Arduino-FOC/workflows/Library%20Compile/badge.svg)
+![Library Compile](https://github.com/simplefoc/Arduino-FOC/workflows/Library%20Compile/badge.svg) [![PlatformIO - Teensy build](https://github.com/simplefoc/Arduino-FOC/actions/workflows/teensy.yml/badge.svg)](https://github.com/simplefoc/Arduino-FOC/actions/workflows/teensy.yml) 
+
 ![GitHub release (latest by date)](https://img.shields.io/github/v/release/simplefoc/arduino-foc)
 ![GitHub Release Date](https://img.shields.io/github/release-date/simplefoc/arduino-foc?color=blue)
 ![GitHub commits since tagged version](https://img.shields.io/github/commits-since/simplefoc/arduino-foc/latest/dev)

src/BLDCMotor.cpp

@@ -561,6 +561,8 @@ void BLDCMotor::setPhaseVoltage(float Uq, float Ud, float angle_el) {
 
       center = driver->voltage_limit/2;
       if (foc_modulation == FOCModulationType::SpaceVectorPWM){
+        // discussed here: https://community.simplefoc.com/t/embedded-world-2023-stm32-cordic-co-processor/3107/165?u=candas1
+        // a bit more info here: https://microchipdeveloper.com/mct5001:which-zsm-is-best
         // Midpoint Clamp
         float Umin = min(Ua, min(Ub, Uc));
         float Umax = max(Ua, max(Ub, Uc));