A value of 255 corresponds to 100% 00 is fastest, 255 is slowest Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Normal function of lead Random flicker Mars light Flashing head light Single pulse strobe Double pulse strobe Rotary beacon simulation Gyralite Rule 17 dimmable headlight FRED end of train light Right ditch light; when F2 on, flashes alternately Left ditch light; when F2 on, flashes alternately Reserved (0x0C) Reserved (0x0D) Reserved (0x0E) Reserved (0x0F) Forward direction, ON with function ON, phase A Reverse direction, ON with function ON, phase B Non directional, ON with function ON, effect phase A Non directional, ON with function ON, effect phase B Forward direction, ON with F0 on & function ON, phase A Reverse direction, ON with F0 on & function ON, phase B Special logic for Fwd Ditch Light or Rule 17 dimming Special logic for Rev Ditch Light or Rule 17 dimming Reserved (0x8) Reserved (0x9) Speed=0, non-directional, phase A, function qualifier Speed>0, non-directional, phase B, function qualifier Reserved (0xC) Reserved (0xD) Ditch off phase A - Alternate operation, flash with F2 Ditch off phase B - Alternate operation, flash with F2 Factory default is 128, no effect until droop (CV57) set Factory default is 48, no effect until droop (CV57) set 0 is compenstation off, 15 is full on, typical value is 5 0 is compenstation off, 15 is full on, typical value is 5 F5 has no effect on speed compensation F5 On disables speed compensation Normal DC motor Split field/AC motor Normal headlight operation Luci di testa direzionali e automatiche Reverse light lead controlled by F4 Luci di testa controllate da F4 Undocumented feature, occasionally requested by Digitrax tech support 0 is no keep-alive, use with LEDs 0 is fast, 15 is slow, 4 is recommended for start 0 is none, 40 is realistic 5 seconds, 255 is about 20 seconds Digitrax