Programming ROMs (BBC Micro) Updated Mar 15, 2026 · 3 min read · 0 viewing Previous 1770 Floppy Upgrade (BBC Micro) If your floppy interface on the BBC Micro is using the 8271 you can only load 40 track disks. There ... Next Single Beep _ Cursor (BBC Micro) If you turn on your Beeb and get a single 1 second low beep but no the following high beep, this is ...