The Zx Spectrum Ula How To | Design A Microcomputer Zx Design Retro Computer Portable

This article dissects the ULA’s architecture and then applies those lessons to the practical challenge of building a handheld, battery-powered Spectrum-compatible machine.

For anyone learning how to design a microcomputer , the ULA is an anti-pattern. It is a closed, proprietary gate array. You cannot buy new ULAs. The original masks are long gone. Thus, any modern must do one of three things: This article dissects the ULA’s architecture and then

:

MP3Juice