Validate signal timing follows the Z80 [datasheet](http://www.z80.info/zip/z80.pdf): <img width="1065" alt="image" src="https://github.com/rejunity/z80-open-silicon/assets/1733077/5dbd3784-0a01-4761-b454-58982b86500b"> <img width="1011" alt="image" src="https://github.com/rejunity/z80-open-silicon/assets/1733077/c125a18f-776a-49b5-be2c-160218d21f1b"> <img width="1014" alt="image" src="https://github.com/rejunity/z80-open-silicon/assets/1733077/c4fbd8db-fbb1-4114-86f4-0911248cb5d9"> Simplified:   Also check [Z80 Protocol Decoder](https://stardot.org.uk/forums/viewtopic.php?f=3&t=15464) bus recordings.
Validate signal timing follows the Z80 datasheet:
Simplified:
Also check Z80 Protocol Decoder bus recordings.