BASIC-80 is running on Leningrad-1 (Soviet ZX Spectrum clone) via new video cable

BASIC-80 ver.5.21 by Microsoft running on CP/M 2.2

DIN-7 - SCART cable

Video DIN-7 custom pinout (alike "Composite" Soviet computer video pinout, but with +3V bus for SCART RGB mode)

Internals at this moment