What is it
ReTuLa is a remake of the Acorn Tube ULA. The original is mainly (if not exclusively) used in almost all 'second processors' for the Acorn BBC.
ReTuLa is plug-in compatible with the original Tube ULA. It can simply be used instead of the original Tube ULA, or to replace a defective one.
ReTuLa is compatible with :
|Acorn 6502 Second Processor||Yes|
|Acorn Z80 Second Processor||Yes|
|Acorn 32016 Second Processor||Yes|
|Acorn ARM Evaluation System||?|
|Acorn 65C102 Coprocessor||Yes|
|Acorn 80186 Coprocessor||No|
ReTuLa differs from the original Acorn Tube ULA in a few minor ways :
More details, and more technical information, can be found in the actual ReTuLa documentation. It may be quite helpful to read. You can download it on the 'Updates' page.
Your own ReTuLa
ReTuLa is no longer available.