| otir || 11101101 10110011 || 6/5 || 21/16 (4,5,3,4,5)/(4,5,3,4) || + || + || + || X || + || X || X || X || outi, if b <> 0 then pc -= 2 || I/O Output and Increment, Repeat
|}
Note: The INI instruction has incorrect timing in the official Zilog manual. [https://forums.nesdev.org/viewtopic.php?p=181645f#p181645 Source]
=== I/O group ===