2 ms·
I wonder if it's correct right down to the errata. Was there undocumented instructions on the 6502? If so, I wonder if it supports those.
by henry_bone 2y ago
I wonder if it's correct right down to the errata.
Was there undocumented instructions on the 6502? If so, I wonder if it supports those.
- zik 2y agoYes, there are some undocumented instructions [1]. They say it's a transistor-for-transistor replica so it should be 100% compatible with them. [1] https://www.masswerk.at/nowgobang/2021/6502-illegal-opcodes https://www.masswerk.at/nowgobang/2021/6502-illegal-opcodes