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1. Go to: http://arduino.cc/en/main/software and download the Arduino software for your computer's operating system

2. Launch Arduino and then go to file new

Arduino new menu

3. Go to tools and select Arduino Uno

4.Connect the USB cable to your computer and the Arduino on your Bit-zee bot.

5. Select the following serial port Arduino next image

6. Go to Github and download the IR code library from: https://github.com/Khan/projects/tree/master/bitzee/sketches/libraries

7. Copy the IR remote file to your Arduino library (On a mac go to finder/documents/Arduino/libraries) then put the IR remote library in the libraries file

8.Then download the code and paste it into your Arduino sketch pad. Get the code here:
git clone git://github.com/Khan/projects.git