using internal pull up resistor for xbee (xbee pcb rev 2.0)

README.md

@@ -19,13 +19,13 @@ You can test drive if the server reacts without using the actual remote control
 
 ### Build the rat pack remote control
 
-See `fritzing/ratpack_wifly.fzz` for the needed components and the wiring of your remote control. 
+See `fritzing/ratpack_xbee_wifly.fzz` for the needed components and the wiring of your remote control. 
 
-![Rat Pack Fritzing Sketch](https://github.com/5v3n/ratpack/blob/master/fritzing/ratpack_wifly.jpg?raw=true)
+![Rat Pack Fritzing Sketch](https://github.com/5v3n/ratpack/blob/master/fritzing/ratpack_xbee_wifly.jpg?raw=true)
 
 If you aren't using Fritzing already you can download it [here](http://fritzing.org/download/).
 
-Find the arduino software in `arduino/ratpack_wifly`. All you have to do is adjust the `Config.h` file with your wify credentials and the rat pack server's host data:
+Find the arduino software in `arduino/ratpack_xbee_wifly`. All you have to do is adjust the `Config.h` file with your wify credentials and the rat pack server's host data:
 
 ```c
 // Wifi parameters

arduino/ratpack_xbee_wifly/ratpack_xbee_wifly.ino

@@ -30,6 +30,8 @@ void setup(){
   pinMode(ledPin, OUTPUT);      
   //------------------------ button setup ------------------------
   pinMode(buttonPin, INPUT);
+  //use internal 10k
+  digitalWrite(buttonPin, HIGH);
   //------------------------ wifly setup ----------------------------------
   Serial.begin(9600);
   WiFly.setUart(&Serial);
@@ -52,12 +54,12 @@ void loop() {
   // your last connection, then connect again and send data:
   if(!client.connected() && (millis() - lastConnectionTime > IO_INTERVAL)) {
     //------------------- button part ---------------------------------------
-    if(digitalRead(buttonPin) == LOW){
+    if(digitalRead(buttonPin) == HIGH){
       //--------- send status to server
       connectClient(generateHttpPut(HOST, RESOURCE, '0'));
       client.stop();
     }
-    else if(digitalRead(buttonPin) == HIGH){
+    else if(digitalRead(buttonPin) == LOW){
       //--------- send status to server 
       connectClient(generateHttpPut(HOST, RESOURCE, '1'));
       client.stop();