// https://forum.arduino.cc/t/arduino-uno-timer-2-fast-pwm-bug/1118321
// https://docs.arduino.cc/tutorials/generic/secrets-of-arduino-pwm

void setup() {
  pinMode(3, OUTPUT);
  pinMode(11, OUTPUT);
  TCCR2A = _BV(COM2A0) | _BV(COM2B1) | _BV(WGM21) | _BV(WGM20);
  TCCR2B = _BV(WGM22) | _BV(CS22);
  OCR2A = 180;
  OCR2B = 50;
}

void loop() {

}