Tangerine Microtan 65
System variables

 


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Memory Map
System variables
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Character Sets
Monitor Subroutines
Monitor Commands

0000 Used by breakpoints
0001 Last ASCII keyboard character
0002 Temporary character store
0003 Display index
0004-0006 Fast interrupt link
0007-0009 NMI link
000A-000B Cursor index
000C Zero if in user program
000D nonzero if in single instruction
000E Proceed counter
000F Hex/ASCII keyboard
0010-0012 Slow interrupt link
0013-0014 Used by hexpack rountine
0015-0016 Psudo PC
0017 Psudo PSW
0018 Psudo SP
0019 Psudo IX
001A Psudo IY
001B Psude A
001C-001D Temporary store
001E-001F Copy store
0020-002F Breakpoint addresses
0030-003F Breakpoint code store
 

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Copyright (C) 1999-2002 by Geoff Macdonald

Last updated 19/03/2002