7 / 13 page

@Lab Optical Mouse Sensor “ ATA1088XA ” Data Sheet
Page
7/13
June, 2003
The following diagram shows a typical application of ATA1088 using Optical wheels.
C3
100nF
R6
10k
CLOCK
SNS1
ATA1088
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
TEST1
TEST2
TEST3
TEST4
TEST5
XY-LED
TEST7
VDD
RESETB
VSS
TEST11
PS2_CL
PS2_DA
VSS
LB_SW
VDD
Z_A
MB_SW
Z_B
RB_SW
OSC
VSSA
VDDA
VDDA
anode
cathode
R5
1.2K
R10*
GND
WH1
wheel
1
2
3
4
5
1
2
3
4
5
VDD
VDD
J1
CON4
1
2
3
4
R4
68
DATA
R3
10
DATA
R2 24
MB
1
2
RB
1
2
LB
1
2
R7
10K
C1
100nF
CLOCK
C2
22uF
Q1
C945
R1 24
GND
Note1: R7 (=500K
Ω) and C6(=2.2µF) is recommended, It should be enough for the motion stabilizing
time to be more than 500 msec when power-up.
Note2: To use the Optical wheel, WHL_SEL(Pin11) is connect to Vss.