Data Sheet

Sensors
14 Freescale Semiconductor
MMA8452Q
Figure 8. Illustration of Landscape to Portrait Transition Figure 9. Illustration of Portrait to Landscape Transition
Figure 10 illustrates the Z-angle lockout region. When lifting the device upright from the flat position it will be active for
orientation detection as low as 29° from flat. .
Figure 10. Illustration of Z-Tilt Angle Lockout Transition
PORTRAIT
Landscape to Portrait
90°
Trip Angle = 60°
0° Landscape
PORTRAIT
Portrait to Landscape
90°
Trip Angle = 30°
0° Landscape
UPRIGHT
NORMAL
90°
Z-LOCK = 29°
0° FLAT
DETECTION
REGION
LOCKOUT
REGION