A CPU keeps the values it is working on in a small set of fast registers. An instruction such as ADD R1, R2 reads two of them and writes one back, all in a single clock. The hardware that does this is ...
Tutorial 10: Asynchronous FIFO Real designs have more than one clock. A camera delivers pixels on its own clock, and memory runs on another. A dual-clock FIFO is the standard way to pass data between ...