Working Mk2 code - running reliably at 13.83MHz, stop-on-phi2. Removed older STOP_ON_PHI1 options, reenabled caching of VRAM, slight simplification of sel_hs_w and dummy_access signals.
Working Mk2 code - running reliably at 13.83MHz, stop-on-phi2. Removed older STOP_ON_PHI1 options, reenabled caching of VRAM, slight simplification of sel_hs_w and dummy_access signals.

BigEd/beeb816