* [[Media:Mostek Z80 Programming Manual.pdf|Mostek Z80 Programming Manual]]
* [[Media:Z80-Mostek-Technical-Manual.pdf|Mostek Z80 Technical Manual]] [http://www.z80.info/z80ins.txt Text version] - provides a detailed breakdown of the machine cycles
* [[Media:Mostek Z80 Micro-Reference Manual Feb78.pdf|Mostek Z80 Micro-Reference Manual]]
* [[Media:Z80 CPU Instant Reference Card (Color).pdf]]
* [[Media:Z80 CPC Timings cheat sheet.20230709.pdf]]