Build a Fun CPU in Your Browser

A rite of passage for a digital designer is to build a CPU. That may seem a formidable task and if you are thinking of building a modern CPU like the one in your PC, it is. However, a simple CPU is well within the reach of anyone who can sling some logic gates or HDL. We’ve even seen CPUs built in Minecraft. Now you can play nandgame and build a CPU step-by-step in your browser.

The game is based on the popular From NAND to Tetris site. True to the name you start out with a single NAND gate as a tool. From there you build an inverter, an AND gate, adders, flip flops, registers, and the like. You get a little help from the accompanying text and there are some blacked out hints if you get stuck.

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