These are the effects commands available for the 6 chips supported thus far by '[[DefleMask Tracker]. The ones that begin with a 1 are always system-specific (also 2 for the SN76489) so make sure you do not mix them up after switching systems!

'[#[Global Effects]
'[t[b0]00xy'[/t] - Arpeggio; fast note shifting in half steps.
x = Number of half steps from root note for first shift
y = Number of half steps from root note for second shift

Ex: 037 = Minor chord. 047 = Major chord. 
View article on '[[arps] for more examples.


'[t[b0]01xx'[/t] - Portamento up; smooth pitch glide up.
'[t[b0]02xx'[/t] - Portamento down; smooth pitch glide down.
If xx > 00: Speed
If xx = 00: Off


'[t[b0]03xx'[/t] - Glissando; pitch glide to next note.
If xx > 00: Speed
If xx = 00: Off


'[t[b0]04xy'[/t] - Vibrato; pitch vibration.
If x > 0: Speed
If x = 0: Off
y = Depth

Overridden by YMU759; see below.


'[t[b0]05xy'[/t] - Glissando + Volume slide; see Axy below.
Continues previous 03xx effect without modifying it.


'[t[b0]06xy'[/t] - Vibrato + Volume slide; see Axy below.
Continued previous 04xy effect without modifying it.


'[t[b0]07xy'[/t] - Tremolo; volume tremor.
If x > 0: Speed
If x = 0: Off
y = Depth


'[t[b0]08xy'[/t] - L/R output setting.
If x = 0: Left channel output off
If x = 1: Left channel output on
If y = 0: Right channel output off
If y = 1: Right channel output on

Overridden by YMU759 and HuC6280; see below.


'[t[b0]09xx'[/t] - Speed 1 setting; see 0Fxx below.
If xx = 01-20: Ticks per row for odd rows


'[t[b0]0Axy'[/t] - Volume Slide.
If x = 0 & y = 0: Halt slide
If x = 0 & y > 0: Volume slide up x ticks depth
If x > 0 & y = 0: Volume slide down y ticks depth

Note: Same parameters for effects 05xy and 06xy above.


'[t[b0]0Bxx'[/t] - Jump to frame.
xx = Destination frame number


'[t[b0]0Cxx'[/t] - Retrigger, works only for current row.
xx = Rate in ticks


'[t[b0]0Dxx'[/t] - Skip to next frame at row xx.
xx = Destination row number


'[t[b0]0Fxx'[/t] - Speed 2 setting; see 09xx above.
If xx = 01-20: Ticks per row for even rows


'[t[b0]E5xx'[/t] - Channel fine pitch setting.
If xx = 80: Default
If xx > 80: Increase pitch
If xx < 80: Decrease pitch


'[t[b0]ECxx'[/t] - Delayed note cut.
xx = number of ticks to delay


'[t[b0]EDxx'[/t] - Note delay.
xx = number of ticks to delay


'[t[b0]EFxx'[/t] - Global fine pitch setting.
If xx = 80: Default
If xx > 80: Increase pitch
If xx < 80: Decrease pitch


'[#[SEGA Genesis (YM2612)]
'[t[b0]10xy'[/t] - Amplitude LFO and frequency LFO rate setting.
If x = 0: Disable LFO
If x > 0: Enable LFO
If y = 0-7: Rate


'[t[b0]11xx'[/t] - Feedback setting.
If xx = 00-07: Feedback amount


'[t[b0]12xx'[/t] - Operator 1 total level setting.
'[t[b0]13xx'[/t] - Operator 2 total level setting.
'[t[b0]14xx'[/t] - Operator 3 total level setting.
'[t[b0]15xx'[/t] - Operator 4 total level setting.
If xx = 00-7F: New TL value


'[t[b0]16xy'[/t] - Operator multiplier factor setting.
If x = 0: Operator 1
If x = 1: Operator 2
If x = 2: Operator 3
If x = 3: Operator 4
y = Multiplier factor


'[t[b0]17xx'[/t] - FM channel 6 sample toggle.
If xx = 00: Disable samples
If xx > 00: Enable samples


'[t[b0]19xx'[/t] - All operators attack rate setting.
'[t[b0]1Axx'[/t] - Operator 1 attack rate setting.
'[t[b0]1Bxx'[/t] - Operator 2 attack rate setting.
'[t[b0]1Cxx'[/t] - Operator 3 attack rate setting.
'[t[b0]1Dxx'[/t] - Operator 4 attack rate setting.
If xx = 00-1F: New AR value


'[#[SEGA Master System (SN76489)]
'[t[b0]20xy'[/t] - PSG noise channel setting.
If x = 0: 3-pitch fixed noise
If x > 0: Variable-pitch noise
If y = 0: Periodic noise
If y > 0: White noise

This effect is also available when the current system is set to Genesis, via the PSG channels.


'[#[NINTENDO Game Boy (Z80 variant)]
'[t[b0]10xx'[/t] - GB wave channel selector.
If xx = 00-1E: Waveform number


'[t[b0]11xx'[/t] - GB noise channel setting.
If xx = 00: White noise
If xx = 01: Periodic noise


'[t[b0]12xx'[/t] - GB square channel duty setting.
If xx = 00: 12.5% duty
If xx = 01: 25% duty
If xx = 02: 50% duty
If xx = 03: 75% duty


'[t[b0]13xy'[/t] - GB square channel 1 sweep settings.
If x = 0: Sweep down
If x = 1: Sweep up
If y = 0: Sweep off
If y = 1-7: Sweep shift amount


'[t[b0]14xx'[/t] - GB square channel 1 sweep period.
If xx = 00-07: Sweep period


'[#[YAMAHA YMU759]
'[t[b0]04xx'[/t] - Built-in vibrato.
If xx = 00: Vibrato off
If xx = 01-1F: Vibrato on, directly using settings from instrument
If xx = 20-3F: Vibrato on, +1 to settings from instrument
If xx = 40-5F: Vibrato on, +2 to settings from instrument
If xx = 60-7F: Vibrato on, +3 to settings from instrument


'[t[b0]08xx'[/t] - Panning setting.
If xx = 00-7F: Position; 00 is full left, 7F is full right


'[t[b0]10xx'[/t] - Legato; disables attack of the current note.
xx: Inconsequential


'[#[NEC PC-Engine (HuC6280)]
'[t[b0]08xy'[/t] - L/R output setting.
x = Left output volume
y = Right output volume


'[t[b0]10xx'[/t] - Instrument waveform selector
If xx = 00-0E: Waveform number


'[t[b0]11xx'[/t] - Channels 5/6 noise toggle.
If xx = 00: Note output
If xx > 00: Noise output


'[t[b0]12xx'[/t] - Channel 2 LFO setting.
If xx = 00: LFO mode off
If xx = 01: LFO mode on, depth 1
If xx = 02: LFO mode on, depth 16
If xx = 03: LFO mode on, depth 256
Channel 2 will produce no audio output itself when LFO mode is enabled, and instrument waveforms on this channel are used to modulate the pitch of channel 1.


'[t[b0]13xx'[/t] - LFO speed setting.
xx = speed; actual rate varies jointly with channel 2's frequency and this effect


'[#[NINTENDO Entertainment System (RP2A03)]
'[t[b0]12xx'[/t] - 2A03 square channel duty setting.
If xx = 00: 12.5% duty
If xx = 01: 25% duty
If xx = 02: 50% duty
If xx = 03: 75% duty


'[#[See Also]
'[[DefleMask Tracker]
'[[List of Effects Commands]