/*********
 * Filename:      PPM_Test.pde
 * Description:   This program will gather 200 values of ppm pulse and send them to the serial port
 * Author:        Marc Vieira Cardinal
 * Creation Date: August 14, 2008
 * Revision Date: August 15, 2008
 */

//PPM sensing parameters
//Note: 1 millisecond = 1000 microseconds
#define PIN_PPM             2    //The pin where the ppm receiver is connected
#define PPM_SIGNALVALUE     LOW  //For normal ppm the channel value is low (set to high if reading an inverted trainer port)

int ppmbuffer[200];
int x=0;

void setup()
  {
  Serial.begin(9600);      //Initialize the serial output

  pinMode(PIN_PPM, INPUT); //Set the ppm pin in input mode
  
  delay(2000);             //Pause...
  }

void loop()
  {
  if (x < 200) //Gather pulseIn values until the counter reach 200
    ppmbuffer[x++] = pulseIn(PIN_PPM, PPM_SIGNALVALUE);
  else if (x == 200) //Display the content of the buffer
    {
    //Display some kind of separator
    Serial.println("**********START********");

    //Loop and print the values
    for(int i=0; i < 200; i++)
      Serial.println(ppmbuffer[i]);

    x++; //This will prevent the program from gathering or displaying more values
    }
  }