pot value

Projects Programming
9

sender

int potPin = 0; // select input pin 
int val = 0; // variable to store the value

void setup() {
Serial.begin(9600);
}

void loop() 
{
val = analogRead(potPin); // read the value from the pot
//val = map(val, 0 1023, 0, 180);
Serial.println( val );
delay(1);
}

receiver

//read till end of packet
char string[8]; 
int x;
int index;
boolean started=false;
boolean ended=false;

void setup()
{
  Serial.begin(9600);
}

void loop()
{
   while(Serial.available() >= 0) //since 0-1023
    {
      x=Serial.read(); //read the character
      if(x=='<') //not sure what to put in if statement to run until end
      {
        started = true;
        index=0;
        string[index]='\0';
      }
      else if(x=='>')
      {
        ended = true;
      }
      
      else if(started)
      {
        string[index]=x;
        index++;
        string[index]='\0';
        string[index]=x; //store character
      }
    //x = Serial.read(); //read another string
    }
    
    if(started && ended)
    {
      //convert portion of string to integer representation
      int val=atoi(string); 
      Serial.println(val);
      
      //next time
      started = false;
      ended = false;
      
      index = 0;
      string[index]='\0';
    }
  }