HOLD:
0: normal
1: sticky throttle hold (see http://www.deviationtx.com/forum/how-to/1953-how-to-create-a-sticky-throttle-hold for more info)

SWA:
0: linear positive throttle over the full stick range
1: positive throttle only in the upper stick range halve
2: inverted throttle in the lower stick halve, normal throttle in the upper stick halve -- CP heli trainer

SWB:
0: level/angle mode, linear roll and pitch
1: stagility/rattitude/horizon mode (change threshold on Ch10, Page 2)
2: rate/acro mode, expo on the roll and pitch channels

FMOD:
0: low rates
1: high rates

Throttle trim buttons are used to turn the LEDs on/off
