pickknob.ONOFFknob.ONOFF.circletrueincrease gps state off - on - enlightedfalsenasaldecrease gps state off - on - enlightedfalsenasalpickknob.LEFTknob.LEFT.circletruenext menufalsenasalprevious menufalsenasalpickknob.RIGHTknob.RIGHT.circletruenext itemfalsenasalprevious itemfalsenasalpickknob.MODEknob.MODE.circletrueselect next modefalsenasalselect previous modefalsenasalpickbutton.ENTERtruemanage ENTER button (top left)falsenasalpickbutton.ESCAPEtruemanage ESCAPE button (top middle)falsenasalpickbutton.STARTtruemanage START button (top right)falsenasal