Klaus2m5/6502_65C02_functional_tests
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Tests for all valid opcodes of the 6502 and 65C02 processor
4 mentions on Hacker News by 4 people: 0 stories, 4 comments · first 2018-05-23 · latest 2026-02-18
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…first, it's new to me. For now it's cocotb test benches and also I run it through the Klaus test ( https://github.com/Klaus2m5/6502_65C02_functional_tests ) which is pretty comprehensive. There are definitely edge cases though that I found…
comment by chrismoos · 2026-02-18 · in Show HN: m6502, a 6502 CPU for FPGAs and Tiny Tapeout -
Have you run https://github.com/Klaus2m5/6502_65C02_functional_tests ? See also https://www.righto.com/2012/12/the-6502-overflow-flag-explai... I also note that you have the same code copy/pasted in every ALU operation which might be…
comment by djmips · 2025-02-21 · in Show HN: MOS6502 in pure Lua running in WebAssembly -
…6502 tests don't rely on a particular emulator environment. They could be used with Ghidra. https://github.com/Klaus2m5/6502_65C02_functional_tests
comment by masfuerte · 2023-09-11 · in Show HN: Ghidra Plays Mario -
…just keep fixing test failures until they all go away, and you'll have a working chip emulation. https://github.com/Klaus2m5/6502_65C02_functional_tests is what I used.
comment by zellyn · 2018-05-23 · in Why did I spend 1.5 months creating a Gameboy emulator? (2017)