neoPixel_ExploreM3.ino

#include<delay.h>
int pin = 2;
int numLED = 17;
int cnt =0;
int ledCount = 3;
int rCircle =0; 

uint8_t pixels[48];

uint8_t bite = 0xf0;

long startMillis, nowMillis;



void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(pin, OUTPUT);

   for(cnt=0;cnt<16;cnt++){  
              setColor(cnt, 0xff,0x00,0x00);  
            }
          
            show();
          
            delay(1000);
          
            for(cnt=0;cnt<16;cnt++){  
              setColor(cnt, 0x00,0xff,0x00);  
            }
          
            show();

            delay(1000);

            for(cnt=0;cnt<16;cnt++){  
              setColor(cnt, 0x00,0x00,0xff);  
            }
          
            show();

            delay(100);

        
    startMillis = millis();
   
}

void loop() {
  // put your main code here, to run repeatedly:


              
        if((millis()-startMillis)<5000){
            for(rCircle=0;rCircle<16; rCircle++){

                setColor((rCircle%16),0x00,0xff,0x00);
                setColor((rCircle+1)%16,0x00,0xff,0x00);
                setColor((rCircle+2)%16,0x00,0xff,0x00);
                show();
                delay(30);
                for(cnt=0;cnt<16;cnt++){  
                  setColor(cnt, 0x00,0x00,0x00);  
                }
              
            }

        }
        else if((millis()-startMillis)<10000){

             for(rCircle=0;rCircle<16; rCircle++){

                setColor((rCircle%16),0x00,0x00,0xff);
                setColor((rCircle+1)%16,0x00,0x00,0xff);
                setColor((rCircle+2)%16,0x00,0x00,0xff);
                show();
                delay(30);
                for(cnt=0;cnt<16;cnt++){  
                  setColor(cnt, 0xff,0xff,0xff);  
                }
              
            }
        }
            
        else if((millis()-startMillis)<15000){

             for(rCircle=0;rCircle<16; rCircle++){

                setColor((rCircle%16),0x99,0x00,0x99);
                setColor((rCircle+1)%16,0x99,0x00,0x99);
                setColor((rCircle+2)%16,0x99,0x00,0x99);
                show();
                delay(30);
                for(cnt=0;cnt<16;cnt++){  
                  setColor(cnt, 0x00,0xff,0x00);  
                }
              }
          
        } 

        else{

             for(rCircle=0;rCircle<16; rCircle++){

                setColor((rCircle%16),0x99,0x00,0x99);
                setColor((rCircle+1)%16,0x99,0x00,0x99);
                setColor((rCircle+2)%16,0x99,0x00,0x99);
                show();
                delay(30);
                for(cnt=0;cnt<16;cnt++){  
                  setColor(cnt, 0x00,0x00,0x00);  
                }
              }
          
        }
          
       
    
}


void sendOne(){
  
  LPC_GPIO0->FIOPIN = 0xffffffff;
    //digitalWrite(pin,HIGH);
        asm("nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;");
    LPC_GPIO0->FIOPIN = 0x00;    
    //digitalWrite(pin,LOW);
        asm("nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;"); 
  
  
}


void sendZero(){

  

     LPC_GPIO0->FIOPIN = 0xffffffff; 
    //digitalWrite(pin,LOW);
        asm("nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;"); 
  
       LPC_GPIO0->FIOPIN = 0x00; 
    //digitalWrite(pin,HIGH);
        asm("nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;nop;nop;nop;nop;"
            "nop;nop;nop;nop;");
    
}

void setColor(int led, uint8_t r, uint8_t g, uint8_t b){
        led= led * 3; 
        pixels[led] = r;
        pixels[led+1]= g;
        pixels[led+2] = b;       
}

void show(){

   // pixelReset();
  
    int num = 0, bitCount=0; 
    for(cnt=0; cnt<16; cnt++){

        for(num=0; num<3; num++){

              for(bitCount=0;bitCount<8;bitCount++)
              {   
                   
                 if((pixels[(cnt*3)+num]>>bitCount)&0x01){
                   //Serial.print(1);
                   sendOne();
                  }
                  else{
                     sendZero();
                   //Serial.print(0);
                  }
                
              }
              
              
              
        }
        
      
    }
}


void clearPixels(){
  int i;
      for(i=0; i<16; i++){
        setColor(i,0x00,0x00,0x00);
      }
      show();
}


void pixelReset(){
  
    digitalWrite(2,LOW);
    delay_us(100);
    //digitalWrite(2,HIGH);
}