Shift register - Wikipedia

Wooohoo! I can now officially cross something off my bucket list:

First of all, if you are writing your own Game Boy emulator, you don’t need to emulate the pixel FIFO! Almost nothing depends on it for correct rendering, it’s a lot more complex to implement than a scanline-based renderer, and it’s also significantly more difficult to debug than a scanline-based renderer.

Learn how to use the Raspberry Pi to blink LEDs with C# and .NET GPIO APIs.