A value of 255 corresponds to 100%0 is compenstation off, 15 is full on, typical value is 50 is compenstation off, 15 is full on, typical value is 5F5 has no effect on speed compensationF5 On disables speed compensationNormal DC motorSplit field/AC motorUndocumented feature, occasionally requested by Digitrax tech support0 is no keep-alive, use with LEDs0 is fast, 15 is slow, 4 is recommended for start0 is none, 40 is realistic 5 seconds, 255 is about 20 secondsDigitrax