AK8973 Datasheet, PDF (23/31 Pages) Asahi Kasei Microsystems – 3-axis Electronic Compass

ASAHI KASEI
[AK8973]
8.3.6. HXGA, HYGA, HZGA: Magnetic Sensor Gain Setting Register
Register
Addr
D7
D6
D5
D4
D3
D2
name
Write/read register
E4H
HXGA
0
0
0
0 HXGA3 HXGA2
E5H
HYGA
0
0
0
0 HYGA3 HYGA2
E6H
HZGA
0
0
0
0 HZGA3 HZGA2
Reset
0
0
0
0
0
0
D1
HXGA1
HYGA1
HZGA1
0
D0
HXGA0
HYGA0
HZGA0
0
HXGA[3:0]: Magnetic sensor X-axis gain setting
HYGA[3:0]: Magnetic sensor Y-axis gain setting
HZGA[3:0]: Magnetic sensor Z-axis gain setting
Gain setting=(26.8+0.4×N)dB N=0 to 15
Setting
0H
1H
2H
3H
4H
5H
6H
7H
8H
9H
AH
BH
CH
DH
EH
FH
Gain [dB]
26.8
27.2
27.6
28.0
28.4
28.8
29.2
29.6
30.0
30.4
30.8
31.2
31.6
32.0
32.4
32.8
Table 4
MS0561-E-01 <Preliminary>
- 23 -
2007/01