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Some 6502 code in Code-Genie xasm is a set of a few tools for developing software for Atari 8-bit computers on a PC with MS-DOS or Windows.


Features of the assembler:

  • backward compatibility with Quick Assembler
  • pseudo instructions (add, sub, inw, mva etc.)
  • pseudo addressing modes (e.g. indexing with autoincrementation)
  • two instructions with same operand may be written in single line
  • full set of arithmetic and logical operators
  • 6502 opcodes may be used in expressions
  • conditional assembly
  • sine table generator
  • Atari floating-point numbers
  • Atari executable and raw output formats


Last modified: 22/05/02