Memory map
Address ranges used by RAM, ROM, display memory, sound and I/O.
Microtan documentation
Technical reference
Memory, display, character-set and monitor reference for the Microtan 65.
These pages reproduce the technical-reference sequence from the original Quick Guide. Hexadecimal addresses, monitor commands and fixed-width listings retain their historic notation.
Technical-reference pages
System variables
TANBUG monitor variables and reserved zero-page locations.
Display format
How the 32×16 character display maps into memory and selects text or chunky graphics.
Character sets
The Microtan ASCII and 2×4 chunky-graphics character sets.
Monitor subroutines
TANBUG routines available to user programs.
Monitor commands
TANBUG and XBUG commands for examining memory, running and debugging programs.