[AK8975/C]
8.2. Register Map
Register
D7
D6
D5
D4
D3
D2
D1
D0
Addr
Name
Read-only Register
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
WIA
INFO
ST1
HXL
HXH
HYL
HYH
HZL
HZH
ST2
0
1
0
0
1
0
0
0
INFO7
0
INFO6
0
INFO5
0
INFO4
0
INFO3
0
INFO2
0
INFO1 INFO0
0
DRDY
HX0
HX8
HY0
HY8
HZ0
HZ8
0
HX7
HX15
HY7
HY15
HZ7
HZ15
0
HX6
HX14
HY6
HY14
HZ6
HZ14
0
HX5
HX13
HY5
HY13
HZ5
HZ13
0
HX4
HX12
HY4
HY12
HZ4
HZ12
0
HX3
HX11
HY3
HY11
HZ3
HX2
HX10
HY2
HY10
HZ2
HX1
HX9
HY1
HY9
HZ1
HZ9
0
HZ11
HOFL
HZ10
DERR
Write/read Register
0AH
0BH
0CH
0DH
0EH
0FH
CNTL
RSV
ASTC
TS1
TS2
I2CDIS
0
-
-
-
-
-
0
-
0
-
-
-
-
-
0
-
-
-
-
-
MODE3 MODE2 MODE1 MODE0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SELF
-
-
-
I2CDIS
Read-only Register
10H
11H
12H
ASAX
ASAY
ASAZ
COEFX7 COEFX6 COEFX5 COEFX4 COEFX3 COEFX2 COEFX1 COEFX0
COEFY7 COEFY6 COEFY5 COEFY4 COEFY3 COEFY2 COEFY1 COEFY0
COEFZ7 COEFZ6 COEFZ5 COEFZ4 COEFZ3 COEFZ2 COEFZ1 COEFZ0
Table 8.2 Register Map
When VDD is turned ON, POR function works and all registers of AK8975/C are initialized regardless of
VID status. To write data to or to read data from register, VID must be ON.
TS1 and TS2 are test registers for shipment test. Do not use these registers.
RSV is reserved register. Do not use this register.
MS1187-E-02
- 23 -
2010/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
