PixArt Imaging Inc.
PAW3102DB
CMOS Optical Mouse Sensor
7. Referencing Application Circuit
7.1 Recommended Typical Application using External LED Control
VCC_5V
U1
*R2 open
R4
C1
1uF
R1
8
U2
1
VREF
100K
OSC_RES
NC
* X1
open
7
6
5
11
2
3
4
VDD
VSS
LED
C2
+C3
D1
LED
VCC
C4
0.1uF
16
15
10uF
P0.6
P0.7
SDIO
SCK
0.1uF
Q1
2N3906
R4
1K
CON1
PAW3102DB
8
1
VREG
R3
1.3K
SW1
R
12
13
6
17 BR
18 BL
2
3
4
D-/SDATA
D+/SCLK
VSS
P0.5
P0.4
P0.0
SW2
SW3
L
M
BM
1
7
ENSW1
VPP
2
1
3
P0.1
P0.2
Z2
Z1
COM
3
2
ENCODER
9
10
XTALIN
XTALOUT
CYPRESS CY7C63723
Note:
1. *R2 is left for future use
2. *X1 is left for PAN3101DB
Figure 12. Application Circuit Using External LED
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PixArt Imaging Inc.
E-mail: fae_service@pixart.com.tw
18
V1.2, April. 2008
PIXART [ PIXART IMAGING INC. ]
