scan and initial QMC5883l device

bool begin(void);

You can read raw data by this function:

Vector readRaw(void);

You can read raw data by this function:

Vector readNormalize(void);

In this version optimization, calibration will be removed and calibrated when used. When the compass program runs, please spin QMC5883 freely to accomplish calibration.

• @n Get the module here
• @n This example Set the volume size and play music snippet.
• @n Connection and Diagram
• Copyright DFRobot, 2016
• Copyright GNU Lesser General Public License
• @author dexian.huang
• version V1.0
• date 2017-7-3