All programs and data processing are run in the CPU and all hardware components are, to some extent, controlled by it.

program counter (PC) - holds the memory address of the next instruction to be fetched from primary memory memory address register (MAR) - holds the address of the current instruction that is to be ...

[RetroBytes] nicely presents the curious history of the SPARC processor architecture. SPARC, short for Scalable Processor Architecture, defined some of the most commercially successful RISC ...