I2C Python library hmc5883l API

The 'i2c Python library 'of think bowl provides the 'hmc5883l' sensor interface to conveniently obtain sensor information.

# Hmc5883l
Here is the installation method

Http://www.cnblogs.com/hangxin1940/archive/2013/04/04/2999015.html

Http://www.cnblogs.com/hangxin1940/archive/2013/04/05/3000395.html

For detailed code, please move to https://bitbucket.org/thinkbowl/i2clibraries/src/14683feb0f96/i2c_hmc5883l.py? At = Master

# _ Init _ (port, ADDR = 0x1e, Gauss = 1.3)
Constructor

Port 'Port', type A is 0, type B is 1

'Addr 'address. The default value is 1E.

'Gauss 'Gaussian value. The default value is 1.3,

# _ STR __()
Power Management settings. It can be a variable starting with 'pm.

# Setcontinuousmode ()
Set that each axis is constantly updated.

# Setscale (Gauss)
Set the measurement range. The value must be 0.88, 1.3, 1.9, 2.5, 4.0, 4.7, 5.6, or 8.1 Gauss.

# Setdeclination (degrees, minutes = 0)
Sets the magnetic angle compensation in the north direction.

# Getoptions (Register)
Obtains register information, which is usually called by other methods.

# Getdeclination ()
Returns the padding angle of the source image.

# Getdeclinationstring ()
Returns the string format of the True North Magnetic offset compensation.

# Getheading ()
Returns the current point

# Getheadingstring ()
Returns the string format currently pointed.

# Getaxes ()
Returns the direction of each axis.