Iron doors are great because they cannot be opened by clicking them, and mobs won't break them down. Here's how to craft and use them in Minecraft.

No base in Minecraft is complete with a door stopping enemies from making their way inside, so here's how to build one.

For code development, we just connected an LED with a resistor to the output line that will control the door lock. With everything wired in the prototyping board, it’s time to test things out.