parseIntArd.ino

// Receive multiple numeric fields using Arduino 1.0 Stream parsing

#include "SPI.h"
#include "Adafruit_WS2801.h"
#include "TimerOne.h"

Adafruit_WS2801 strip = Adafruit_WS2801(32);


const int NUMBER_OF_FIELDS = 96; // how many comma-separated fields we expect
int fieldIndex = 0;             // the current field being received
int values[NUMBER_OF_FIELDS];   // array holding values for all the fields


void setup() {
  Serial.begin(115200); // Initialize serial port to send and receive at 9600 baud
  Serial.flush();
  
  strip.begin();
  strip.show();
  
  Timer1.initialize();
  Timer1.attachInterrupt(callback, 1000000 / 60); // 60 frames/second
}

void loop() {

  if( Serial.available() > 0) {
    
    while(Serial.available() > 0) {
    for(fieldIndex = 0; fieldIndex  < NUMBER_OF_FIELDS; fieldIndex ++) {
      values[fieldIndex] = Serial.parseInt(); // get a numeric value
    }
    //Serial.print( fieldIndex);
    //Serial.println(" fields received:");
    for(int i=0; i <  fieldIndex; i+=3) {
       //Serial.println(values[i]);\

       strip.setPixelColor(i/3, Color(values[i+2],values[i+1],values[0]));
       strip.show();
    }

    fieldIndex = 0;  // ready to start over
  }
  }
  
}

//--------------------------------------------------------------
// Create a 24 bit color value from R,G,B
uint32_t Color(byte r, byte g, byte b)
{
  uint32_t c;
  c = r;
  c <<= 8;
  c |= g;
  c <<= 8;
  c |= b;
  return c;
}