Calibrating an eCompass in the Presence of Hard and Soft Iron Interference

Calibrating an eCompass in the Presence of Hard and Soft Iron Interference
Freescale Semiconductor Document Number: AN4246
Rev. 2, 01/2012
Application Note




Calibrating an eCompass in the
Presence of Hard and Soft-Iron
Interference
by: Talat Ozyagcilar
Applications Engineer


1 Introduction Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
This application note provides the theory for the in-situ 1.1 Key Words . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1