From Nesdev mainsite i see these documents "undocumented opcodes"
and "Extra instructions".
My question is, are these opcodes present NES CPU?
"undocumented opcodes" document suggests that they are only
available at Atari 8-bit CPU.
- Sepi
and "Extra instructions".
My question is, are these opcodes present NES CPU?
"undocumented opcodes" document suggests that they are only
available at Atari 8-bit CPU.
- Sepi