setup()

void setup

(

)

Definition at line 61 of file ParallelOutputDemo.h.

             {
  delay(5000);
  Serial.begin(57600);
  Serial.println("Starting...");
#if defined(HAS_PORTDC)
  // Teensy 3 parallel output example using port controller backend.
  //
  // fastLED.addLeds<WS2811_PORTDC, NUM_STRIPS>(...) invokes the compiler
  // to select and specialize the CWS2811Controller<> template for the
  // PORTDC pin configuration. The template is instantiated with knowledge
  // of which pins belong to which ports, enabling direct hardware register
  // access with precise timing for all 16 parallel LED outputs.
  //
  // Alternative port controller options (commented out):
  // FastLED.addLeds<WS2811_PORTA,NUM_STRIPS>(leds, NUM_LEDS_PER_STRIP);
  // FastLED.addLeds<WS2811_PORTB,NUM_STRIPS>(leds, NUM_LEDS_PER_STRIP);
  // FastLED.addLeds<WS2811_PORTD,NUM_STRIPS>(leds, NUM_LEDS_PER_STRIP).setCorrection(TypicalLEDStrip);
  //
  // Using PORTDC for 16-way parallel output (combined ports D and C):
  FastLED.addLeds<WS2811_PORTDC,NUM_STRIPS>(leds, NUM_LEDS_PER_STRIP);
#else
  // NOTE: Parallel port output requires HAS_PORTDC support (Teensy 3.x only).
  // Teensy 4.x does NOT support the WS2811_PORTDC style parallel output.
  // For Teensy 4.x, use single-lane output on GPIO pins or consider
  // alternative approaches for parallel LED control.
  Serial.println("Parallel port output not supported on this platform");
#endif
}

References FastLED, leds, NUM_LEDS_PER_STRIP, NUM_STRIPS, and Serial.