2 ms·
2 cycles per byte! It takes 4 cycles for PHA to push the 16-bit Accumulator, two bytes, onto the stack. There's also 16-bit PHD, PHX and PHY.
by mmphosis 4y ago
2 cycles per byte! It takes 4 cycles for PHA to push the 16-bit Accumulator, two bytes, onto the stack. There's also 16-bit PHD, PHX and PHY.