Increment and decrement. They sound like simple functions. But even the simplest functions can get quite complex in a microprocessor design. Ken Shirriff has written up a great blog post about his ...

Last week, chip manufacturer Zilog announced that after 48 years on the market, its line of standalone DIP (dual inline package) Z80 CPUs is coming to an end, ceasing sales on June 14, 2024. The 8-bit ...

The Z80, 180, and 380 processor families represent three generations of upward-compatible µPs. The Z80 includes 150 instructions, many of which have numerous variants for operand location and ...

The Zilog Z80 is an 8-bit microprocessor that first hit the market in the 1970s. It was the beating heart of classic computers like the Sinclair ZX Spectrum and the TRS-80, as well as game consoles ...

How the Zilog Z80 improved on Intel’s 8080 architecture while maintaining software compatibility. Why the Z80 became one of the most widely used 8-bit processors in computing and gaming history. Which ...