AK09912 Datasheet, PDF (34/42 Pages) HuaXinAn Electronics CO.,LTD – 3-axis Electronic Compass

8.3.7. CNTL1: Control 1
[AK09912]
Addr.
Register
name
D7
D6
D5
D4
D3
D2
D1
D0
Read/Write register
30H CNTL1 TEM NSF1 NSF0
0
0
0
0
0
Reset
0
0
0
0
0
0
0
0
TEM: Temperature measurement setting
“0”: disable
“1”: enable
When TEM bit is “1”, temperature sensor measurement is enabled. Temperature sensor is measured together with magnetic
sensor. Refer to 6.5 for detailed information.
NSF[1:0]: Noise suppression filter setting
“00”: disable
“01”: Low
“10”: Middle
“11”: High
Output data from magnetic sensor is filtered to suppress the noise according to the setting. Refer to 6.6 for detailed
information.
8.3.8. CNTL2: Control 2
Addr.
Register
name
D7
31H CNTL2 0
Reset
0
D6
D5
D4
D3
D2
D1
D0
Read/Write register
0
0
MODE4 MODE3 MODE2 MODE1 MODE0
0
0
0
0
0
0
0
MODE[4:0]: Operation mode setting
“00000”: Power-down mode
“00001”: Single measurement mode
“00010”: Continuous measurement mode 1
“00100”: Continuous measurement mode 2
“00110”: Continuous measurement mode 3
“01000”: Continuous measurement mode 4
“01010”: External trigger measurement mode
“10000”: Self-test mode
“11111”: Fuse ROM access mode
Other code settings are prohibited.
When each mode is set, AK09912 transits to the set mode. Refer to 6.3 for detailed information.
MS1547-E-02
- 34 -
2014/7