AltairZ80: Adds SOL20 and VDM1 devices

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This PR adds support for the Processor Technology VDM-1 display adapter and Sol-20 computer system. The VDM-1 was integrated into the Sol-20 but has been separated out into its own device.

This PR adds the following devices to the AltairZ80 simulator:

VDM1 - Processor Technology VDM-1 display adapter
SOL20 - Processor Technology SOL20 with SOLOS ROMs
SOL20K - SOL20 Keyboard (callback from VDM1)
SOL20T - SOL20 Tape (reads/writes cassette file images)
SOL20S - SOL20 Serial Port (TMXR capable)
SOL20P - SOL20 Printer Port (TMXR capable)

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This commit is contained in:

Patrick Linstruth

2023-03-07 18:45:48 -08:00

committed by Paul Koning

parent 825a505083

commit cf9fac614c

7 changed files with 3113 additions and 30 deletions

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