Appendix A: Circuit Design
207
A.5 ACCELEROMETER BOARD
MMA7260Q
g-Select 1
1
g-Select 2
2
VDD
3
VSS
4
SleepMode
12
Zout
13
Yout
14
Xout
15
NC
5
NC
6
NC
7
NC
8
NC
9
NC
10
NC
11
NC
16
U1
Vin Vout
GND
Volt Reg
VR1
1
2
3
4
5
6
7
8
9
10
Header 10
JP1
+5
1K
R1
1K
R2
1K
R3
0.1uF
C3
0.1uF
C4
0.1uF
C5
0.1uF
C1
+5 +3.3
0.1uF
C2
2.2uF
C6
1
2
4
3
SW DIP-2
S1
+3.3
+3.3
1K
R4
1K
R5
+3.3
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