Welcome to the C64 emulator with the biggest range of debugging functions! In the current version, the emulation has been improvements, and the debugging part makes no$c64 a must-have for professional C64 programmers (if any/alive).
Features
Emulates cpu, memory, video, keyboard, joysticks, timers.
Supports single file cassette loading (.PRG or .P00 files).
Local keyboard support.
Fast boot and fast intro/memcopy mechanisms.
Fully featured debugger with breakpoints, symbolic debug info (labels),
automatic I/O and Kernal disassembler comments, vram viewer, built-in
assembler/disassembler supports native/nocash syntaxes, upload to real
C64 function, help includes built-in C64 programming specs.
Downloads - Version 1.1 - July 2005
no$c64 DOS version version 1.1 (ca. 180 Kbytes) no$c64 windows version version 1.1 (ca. 225 Kbytes) |
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Specs
pagezero.htm programming specs, HTML version
pagezero.txt programming specs, TXT version
New in Version 1.1
Emulates Video Waitstates, improved vertical scrolling/timings, vertical
border with optional sprites in border area, supports all stable undocumented
opcodes, emulates read-modify and page-wrap CPU glitches.
Version 1.1 additionally includes C16, Plus/4, and VIC-20 emulation modes,
about all of the C64 emulation/debugging features have been customized for
these new emulation modes.
Missing
Still doesn't have sound support, and no disk drive emulation.
Links
Project 64 - various
C64 documentation in clean text format
Funet - various C64 related
categories including schematics
Graham - documented and
undocumented 65xx processor series opcodes
News - about daily updated C64 news
Arnold - big collection of old C64 games