64tass is cross assembler targeting the 65xx series of micro processors.

Features

  • Open source portable C with minimal dependencies
  • Familiar syntax to Omicron TASS and TASM
  • Supports 6502, 65C02, R65C02, W65C02, 65CE02, 65816, DTV, 65EL02, 4510
  • Arbitrary-precision integers and bit strings, double precision floating point numbers
  • Character and byte strings, array arithmetic
  • Handles UTF-8, UTF-16 and 8 bit RAW encoded source files, Unicode character strings
  • Supports Unicode identifiers with compatibility normalization and optional case insensitivity
  • Built-in "linker" with section support
  • Various memory models, binary targets and text output formats (also Hex/S-record)
  • Assembly and label listings available for debugging or exporting
  • Conditional compilation, macros, structures, unions, scopes

Project Activity

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Categories

Assemblers

License

GNU General Public License version 2.0 (GPLv2)

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64tass Web Site

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User Reviews

  • This is the best 6502 assembler. Accept no substitute.
  • Fast and cool!
  • Solid assembler, with nice syntax
  • We've started a new retro project using the 65816. We would not be able to do much without a solid assembler.
  • A featurerich assembler veteran
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Additional Project Details

Intended Audience

Developers

User Interface

Command-line

Programming Language

C

Related Categories

C Assemblers

Registered

2010-04-15