Blinkin Jellyfish_arduino code

gistfile1.txt

#include <RGBLED.h>

RGBLED myled = RGBLED(9,10,11);

int s0=3,s1=4,s2=5,s3=6;
int out=2;
byte flag=0;
byte counter=0;
int countR=0,countG=0,countB=0;
void setup()
{
  Serial.begin(9600);
  pinMode(s0,OUTPUT);
  pinMode(s1,OUTPUT); 
  pinMode(s2,OUTPUT);
  pinMode(s3,OUTPUT);

}
void TCS()
{
  flag=0;  
  digitalWrite(s1,HIGH);
  digitalWrite(s0,HIGH);
  digitalWrite(s2,LOW);
  digitalWrite(s3,LOW);
  attachInterrupt(0, ISR_INTO, LOW);
  timer0_init();

}
void ISR_INTO()
{
  counter++;
}
void timer0_init(void)
{
  TCCR2A=0x00;
  TCCR2B=0x07;   //the clock frequency source 1024 points
  TCNT2= 100;    //10 ms overflow again
  TIMSK2 = 0x01; //allow interrupt
}
int i=0;
ISR(TIMER2_OVF_vect)//the timer 2, 10ms interrupt overflow again. Internal overflow interrupt executive function
{
  TCNT2=100;
  flag++;
  if(flag==1)
  {
    countR=counter;
    //Serial.print("red=");
    Serial.print(countR,DEC);
     Serial.print(",");
    digitalWrite(s2,HIGH);
    digitalWrite(s3,HIGH);
  }
  else if(flag==2)
  {
    countG=counter;
    //Serial.print("green=");
    Serial.print(countG,DEC);
     Serial.print(",");
    digitalWrite(s2,LOW);
    digitalWrite(s3,HIGH);
  }
  else if(flag==3)
  {
    countB=counter;
    //Serial.print("blue=");
    Serial.println(countB,DEC); 
    digitalWrite(s2,LOW);
    digitalWrite(s3,LOW);

  }
  else if(flag==4)
  {
    flag=0;
  }
  counter=0;
  myled.colorRGB(countR,countG,countB); 
}
void loop()
{
  TCS();
  while(1);
 
}