Freescale Semiconductor FRDM-FXS-MULTI 데이터 시트
FXOS8700CQ
Sensors
Freescale Semiconductor, Inc.
Freescale Semiconductor, Inc.
55
10.8.4
PL_BF_ZCOMP (0x13) register
Back/Front and Z-tilt angle compensation register
Table 69. PL_BF_ZCOMP register
bkfr[1:0]
—
—
—
zlock[2:0]
0b10
0
0
0
0b100
Table 70. PL_BF_ZCOMP bit descriptions
Field
Description
zlock[2:0]
Z-lock angle threshold. range is from approximately 13° to 44°. Step size is approximately 4°. See
for more information.
Default value: 0x04
→ ∼
28°.
Maximum value: 0x07
→
~44°.
bkfr[1:0]
Back/front trip angle threshold. See
for more information.
Default: 0b10
→
±70°. Step size is 5°.
Range: ±(65° to 80°).
Table 71. Z-lockout angle definitions
zlock
Resultant angle (min) for positions
between Landscape and Portrait
Resultant angle (max) for
ideal Landscape or Portrait
0b000
13.6°
14.5°
0b001
17.1°
18.2°
0b010
20.7°
22.0°
0b011
24.4°
25.9°
0b100
28.1°
30.0°
0b101
32.0°
34.2°
0b110
36.1°
38.7°
0b111
40.4°
43.4°
Table 72. Back/Front orientation definitions
bkfr
Back
→
Front Transition
Front
→
Back Transition
0b00
Z < 80° or Z > 280°
Z > 100° and Z < 260°
0b01
Z < 75° or Z > 285°
Z > 105° and Z < 255°
0b10
Z < 70° or Z > 290°
Z > 110° and Z < 250°
0b11
Z < 65° or Z > 295°
Z > 115° and Z < 245°