Datasheet
Test Descriptions
30
These two concepts are illustrated in
This metric must be stated specifically for a hardware configuration similar to those defined
this document.
Figure
5.4.2 Procedure
Heading Linearity
Setup as defined in
Matlab Stimulus/Expected Response + Hardware
post-process data.
1.
Precondition the DUT by executing magnetic calibration trajectory leaving DUT in AZ = + 1
orientation (See
Matlab Stimulus/Expected Response + Hardware
2. Rotate DUT around the z-
axis from 0 to 360 degrees with an increment step of 10 degrees as
follows
3.
Program rate table with desired steps and maximum velocity
a.
Rotate tabletop by 10 degrees over 0.5 second per
b. Pause 0.5 seconds
c. Read orientation
d. Repeat steps a-
c above until 360 degrees is reached.
Absolute Heading Accuracy
These numbers are based on simulations that are idealized models. The real
be approximately 5 degrees.
Freescale
Sensor Fusion Library for Kinetis
Freescale
These two concepts are illustrated in
Figure 19.
This metric must be stated specifically for a hardware configuration similar to those defined
Figure
19. Nonlinearity vs. Absolute Accuracy
Matlab Stimulus/Expected Response + Hardware
-
based Fusion
Precondition the DUT by executing magnetic calibration trajectory leaving DUT in AZ = + 1
Matlab Stimulus/Expected Response + Hardware
-
based Fusion
axis from 0 to 360 degrees with an increment step of 10 degrees as
Program rate table with desired steps and maximum velocity
Rotate tabletop by 10 degrees over 0.5 second per
iod
c above until 360 degrees is reached.
These numbers are based on simulations that are idealized models. The real
-
world values will tend to
Sensor Fusion Library for Kinetis
MCUs, Rev. 0.7, 9/2015
Freescale
Semiconductor, Inc.
This metric must be stated specifically for a hardware configuration similar to those defined
earlier in
based Fusion
. Matlab is used to
Precondition the DUT by executing magnetic calibration trajectory leaving DUT in AZ = + 1
based Fusion
)
axis from 0 to 360 degrees with an increment step of 10 degrees as
world values will tend to