The ZX Spectrum Ula: How to Design a Microcomputer (ZX Design Retro Computer) cover
The ZX Spectrum Ula: How to Design a Microcomputer (ZX Design Retro Computer)
by Chris Smith
ISBN: 0956507107
Buy on Amazon
Found in 1 comment on Hacker News
jrmg · 2023-06-15 · Original thread
I’d also recommend Chris Smith’s “The ZX Spectrum ULA: How to design a microcomputer”

http://www.zxdesign.info/book/

https://alibris.com/search/books/isbn/9780956507105

https://www.amazon.com/ZX-Spectrum-Ula-Microcomputer-Compute...