The ZX Spectrum ULA was a masterpiece of cost-reduction engineering. It turned what should have been a $1,000 computer into a $200 Christmas present. The question "How to design a microcomputer?" was answered by Sinclair:
If you are looking for specific or timing charts from the book for a project, I can help you find those individual technical details. The Zx Spectrum Ula How To Design A Microcomputer Pdf 57l
The work is packed with over 140 illustrations, circuit diagrams, and timing charts. Amazon.com Impact on the Retro-Computing Community The ZX Spectrum ULA was a masterpiece of
: It read data from the video memory (the "lower RAM") and converted it into a signal for analog televisions. The Zx Spectrum Ula How To Design A Microcomputer Pdf 57l