Text this: An implementation algorithm of a carrier-based PWM technique for three-phase four-leg voltage sag generator with microcontroller

  _  __     ___     __   __     ___     _    _   
 | |/ //   / _ \\   \ \\/ //   / _ \\  | || | || 
 | ' //   | / \ ||   \   //   | / \ || | || | || 
 | . \\   | \_/ ||   / . \\   | \_/ || | \\_/ || 
 |_|\_\\   \___//   /_//\_\\   \___//   \____//  
 `-` --`   `---`    `-`  --`   `---`     `---`