Hacking Minecraft, adding output using Arduino

With the future/career day coming up I was wrecking my brains on what to do on the day my son visits me at my workplace. There will be stuff organized for him in the morning but I will have to entertain him for about four hours in the afternoon.

I was thinking I would bring my laptop and let him do some Scratch programming, something he already did and enjoyed. Thinking further I thought I could bring my Arduino Uno and he could blink some LEDs. The most important thing for me is to bring him into programming and not to bore him so I searched further. I thought connecting Arduino and programming to something he is really into… like Minecraft!

I came across this blog post where Rozz decompiles, hacks and recompiles Minecraft to output the health status via a connected Arduino! DONE! This project had all the ingredients I was looking for!

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