p to switch between record mode and playback mode. w to toggle slow frame mode f to toggle frame-by-frame mode In record mode: Movement controls as in the original game. q+r to reset c to continue to the next frame in frame advance x to clear inputs for the next frame in frame advance in playback mode: 1 to get save code from input data 0 to load saved input data from code any key to continue playback in frame advance (More information can be found in the notes and credits below)