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TTA8 Mother Board

A project log for 8 Bit TTA Interpreter

TTA (Transport Triggered Architecture) is very simple CPU type.

agpcooperagp.cooper 05/27/2018 at 08:240 Comments

TTA8 Mother Board

I knocked up a schematic in Easy EDA for a Front Panel/Mother Board:

I have used REGA to set the address of REGD. This allows more I/O ports but at the cost of two steps to access a port rather than one. Hers is the Tina schematic:

I have also changed the schematic to suit HC rather than LS logic.

AlanX

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