DMX2leds/DMX2leds.ino

#include <DmxReceiver.h>

DmxReceiver dmx;
IntervalTimer dmxTimer;

int DMXstartChannel= 0 ;
const byte DMXadressPins[8] = {11, 12, 14, 15, 16, 17, 18, 19};

#define PWMnumChannels 10
const int PWMchannels[PWMnumChannels] = {3, 4, 5, 6, 9, 10, 20, 21, 22, 23} ;


#include <FastLED.h>
//const int NUM_LEDS_1 = 90;
const int LEDS_GROUP_1 = 6 ;
const int LEDS_OFF_1 = 2 ;
const int NUM_GROUPS_1 = 10 ;
#define DATA_PIN_1 7
CRGB leds_1[NUM_GROUPS_1*(LEDS_GROUP_1+LEDS_OFF_1)];

//const int NUM_LEDS_2 = 50;
const int LEDS_GROUP_2 = 6 ;
const int LEDS_OFF_2 = 2 ;
const int NUM_GROUPS_2 = 5 ;
#define DATA_PIN_2 8
CRGB leds_2[NUM_GROUPS_2*(LEDS_GROUP_2+LEDS_OFF_2)];

void dmxTimerISR(void)
{
        dmx.bufferService();
}

//-----------------------------------------------------------------------------
void setup() {
  
  Serial.begin(9600);
  delay(2000);  // Instead of while (!Serial), doesn't seem to work on Teensy
  
  Serial.println("Starting.");
  FastLED.addLeds<SK6812, DATA_PIN_1, RGB>(leds_1, NUM_GROUPS_1*(LEDS_GROUP_1+LEDS_OFF_1));
  FastLED.addLeds<SK6812, DATA_PIN_2, RGB>(leds_2, NUM_GROUPS_2*(LEDS_GROUP_2+LEDS_OFF_2));
  FastLED.show();

  dmx.begin();
  dmxTimer.begin(dmxTimerISR, 1000);

  //Calculate DMX adress
  DMXstartChannel = 0;
  for(int i=0; i<8; i++){
    pinMode(DMXadressPins[i], INPUT_PULLUP);
  }
  delay(200);
  for(int i=0; i<8; i++){    
    DMXstartChannel += (!digitalRead(DMXadressPins[i]) * pow(2, i));
  }
  DMXstartChannel += 256 ;
  Serial.print("DMX start adress set to : ");
  Serial.println(DMXstartChannel);

}

//------------------------------------------------------------------------------

void loop() {
    //Calculate DMX adress
//  Serial.println(DMXstartChannel);
  if (dmx.newFrame()) {
    // 10 first channels are for power led dimmers
    for (int i=0; i<PWMnumChannels ; i++){
      analogWrite(PWMchannels[i], dmx.getDimmer(DMXstartChannel+i) );
    }

    for (int groupLed = 0 ; groupLed< NUM_GROUPS_1 ; groupLed++) {
      int R = dmx.getDimmer(DMXstartChannel + PWMnumChannels + 3*groupLed);
      int G = dmx.getDimmer(DMXstartChannel + PWMnumChannels  + 3*groupLed + 1);
      int B = dmx.getDimmer(DMXstartChannel + PWMnumChannels  + 3*groupLed + 2);
//      Serial.println(R);
      for (int pixel = 0 ; pixel<LEDS_GROUP_1; pixel++){
        leds_1[groupLed * (LEDS_GROUP_1 + LEDS_OFF_1)  + pixel ].setRGB( R, G, B);
      }    
    }
    for (int groupLed = 0 ; groupLed< NUM_GROUPS_2 ; groupLed++) {
      int R = dmx.getDimmer(DMXstartChannel + PWMnumChannels + 3 * NUM_GROUPS_1 + 3*groupLed);
      int G = dmx.getDimmer(DMXstartChannel + PWMnumChannels  + 3 * NUM_GROUPS_1 + 3*groupLed + 1);
      int B = dmx.getDimmer(DMXstartChannel + PWMnumChannels  + 3 * NUM_GROUPS_1 + 3*groupLed + 2);
//      Serial.println(R);
      for (int pixel = 0 ; pixel<LEDS_GROUP_2; pixel++){
        leds_2[groupLed * (LEDS_GROUP_2 + LEDS_OFF_2)  + pixel ].setRGB( R, G, B);
      }    
    }
//    leds_1[0].setRGB(dmx.getDimmer(DMXstartChannel + PWMnumChannels), dmx.getDimmer(DMXstartChannel + PWMnumChannels + 1), dmx.getDimmer(DMXstartChannel + PWMnumChannels + 2) );
    FastLED.show();

  
//
//    // Led 1
//    int channelOffset = PWMnumChannels + 1 ;
//    for (int channel = 0 ; channel< NUM_GROUPS_1 ; channel + 3){  // 3 channels per group of leds
//      int R = dmx.getDimmer(channelOffset + channel);
//      int G = dmx.getDimmer(channelOffset + channel + 1);
//      int B = dmx.getDimmer(channelOffset + channel + 2);
//      
//      for (int pixel = 0 ; pixel<LEDS_GROUP_1; pixel++){
//        leds_1[channel * LEDS_GROUP_1 + (channel - 1) * LEDS_OFF_1 + pixel].setRGB( R, G, B);
//      }    
//    }
//
//
//    channelOffset = PWMnumChannels + NUM_GROUPS_1 * 3 + 1 ;
//    for (int channel = 0 ; channel< NUM_GROUPS_2 ; channel + 3){
//      int R = dmx.getDimmer(channelOffset + channel);
//      int G = dmx.getDimmer(channelOffset + channel + 1);
//      int B = dmx.getDimmer(channelOffset + channel + 2);
//      for (int pixel = 0 ; pixel<LEDS_GROUP_2; pixel++){
//        leds_2[channel * LEDS_GROUP_2 + (channel - 1) * LEDS_OFF_2 + pixel].setRGB( R, G, B);
//      }    
//    }
  
  }




}