AK8975 Datasheet, PDF (30/34 Pages) Asahi Kasei Microsystems – 3-axis Electronic Compass

9.2. 4-wire SPI
<AK8975>
VDD
POWER 2.4V~3.6V
[AK8975/C]
VID
POWER 1.65V~Vdd
Host CPU
Interrupt
0.1µF
12 11 10 9
13
open¹⁴
CAD0
TST2
15
VSS
16
VDD
AK8975
(Top View)
8
NC1 _open
7
VID
SO ⁶
SDA/SI ⁵
1 2 34
0.1µF
<AK8975C>
Same as AK8975
open or
VSS
4-wireSPI i/f
Power for i/f
MS1187-E-02
- 30 -
2010/05