Links
November 29, 2020
ZX Spectrum +2A/+3 Specific Links
+3 Manual - Memory management (ch.8 pt.24)
+3 Manual - ROM system variables (ch.8 pt.25)
+3 Manual - +3DOS calls (ch.8 pt.26)
+3 Manual - Interface pinouts (ch.10)
Tech specs (memory banking and ports)