exxos's Atari, Amiga & retro forum

ok, some tests on the Atari-forum show that the application crashes (two bombs - bus error) when CPU tries to touch the BLiTTER registers.
https://www.atari-forum.com/viewtopic.php?p=441111

I wonder if maybe there was another STacy revision with the BLiTTER, e.g. integrated with the GST MCU