Compass	KEYWORD1
AP_Compass	KEYWORD1
APM_Compass	KEYWORD1
Init	KEYWORD2
Read	KEYWORD2
Calculate	KEYWORD2
SetOrientation	KEYWORD2
SetOffsets	KEYWORDS2
SetDeclination	KEYWORDS2
Heading	KEYWORD2
Heading_X	KEYWORD2
Heading_Y	KEYWORD2
Mag_X	KEYWORD2
Mag_Y	KEYWORD2
Mag_Z	KEYWORD2
lastUpdate	KEYWORD2