for darren's door

keypad.ino

#include <SoftwareSerial.h>

const int rxpin = 2;           // pin used to receive
const int txpin = 3;           // pin used to send to
SoftwareSerial keypad(rxpin, txpin); // new serial port on given pins

void setup()
{
  Serial.begin(9600);  
  keypad.begin(2400); // initialize the software serial port
  Serial.println("Serial ready");
  keypad.println("keypad ready");  
}

void loop()
{
  if (keypad.available())
  {
    char c = (char)keypad.read();
    Serial.write(c);
  }
  if (Serial.available())
  {
    char c = (char)Serial.read();
    keypad.write(c);
  }
}