| Effect number
| Description
|
| 0xy
| Arpeggio, x = second note, y = third note
|
| 1xx
| Pitch slide up, xx = speed (00 to disable)
|
| 2xx
| Pitch slide down, xx = speed (00 to disable)
|
| 3xx
| Automatic portamento, slides to new notes xx = speed (00 to disable)
|
| 4xy
| Vibrato effect, x = speed (0 to disable), y = depth
|
| 7xy
| Tremolo effect, x = speed (0 to disable), y = depth
|
| Axy
| Volume slide, A0x = slide down, Ax0 = slide up
|
| Bxx
| Jump to frame xx
|
| Cxx
| Halt, stopping the song (xx doesn't do anything)
|
| Dxx
| Skip to next frame and start at row xx
|
| Exx
| Volume setting. Obsolete, use the volume column instead
|
| Fxx
| Speed/tempo, sets the speed when xx is between 00 - 19, and tempo when xx is between 20 - FF
|
| Gxx
| Note delay, delay before the current row is triggered, xx = frames to wait
|
| Hxy
| Hardware sweep up, triggers a hardware sweep up (only available for square) x = period (0 - 7), y = shift (1 - 7)
|
| Ixy
| Hardware sweep down, triggers a hardware sweep down (only avaliable for square), x = period (0 - 7), y = shift (1 - 7)
|
| Pxx
| Fine pitch, fine pitch offset setting, xx = offset (80 is default)
|
| Qxy
| Note slide up, x = speed, y = number of notes
|
| Rxy
| Note slide down, x = speed, y = number of notes
|
| Sxx
| Mute delay, xx = frames before mute
|
| Vxx
| Square duty / noise mode, sets the square duty and noise mode setting, xx = 00 - 03 for square and 00 - 01 for noise
|
| Yxx
| DPCM sample offset, each step adds 64 bytes
|
| Zxx
| DPCM delta counter, changes the delta counter directly, affects volume of noise and triangle. xx is between 00 - 7F
|
