Nibbler – Home Made CPU
 Steve from the Big Mess o’ Wires blog has built a Home Made CPU called the Nibbler. Why the name? Because it is a 4 bit CPU (half of a byte is a nibble). Other than a creative name the project is quite an undertaking, it is built using 7400 logic all wire wrapped up for easy debugging. 🙂 “Some specs: 4 bit custom-made CPU 12 bit addressing,