5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
PET988
Ver A1
TOUCH KEY
B
6
7
Wednesday, August 06, 2008
Title
Size
Document Number
Rev
Date:
Sheet
of
SCL
+3.3V
SCL
SDA
RESET-T
RESET-T
+3.3V
SDA
RESET-T
2
SCL
2
+3.3V
2
SDA
2
+3.3V
DPC2
1uF
K2
DCR3
10K
1
2
K4
K3
K1
K5
U18
ATA2508
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
DIO_1
DIO_0
SDA
SCL
TNT
GINT
BEEP
TCLK
DIO_11
DIO_10
DIO
_
9
DIO
_
8
DIO
_
7
DIO
_
6
CO
NFIG
_
0
CO
NFIG
_
1
AR
EF
S11
S10
S9
S8
S7
S6
VGG
V25
VLDO
VPH
S5
S4
S3
S2
S1
S0
R
ESET
_N
ID_
1
ID_
0
DIO
_
5
DIO
_
4
DIO
_
3
DIO
_
2
K6
DCR1
1PF
K7
DPC3 0.1uF
K9
K8
Summary of Contents for PET988
Page 8: ...3 0 INSTRUCTION FOR USE ...
Page 9: ...3 0 INSTRUCTION FOR USE ...
Page 17: ...5 0 TROUBLESHOOTING SYMPTOM NO SOUND FROM HEADPHONE ...
Page 20: ...6 0 BLOCK DIAGRAM ...
Page 28: ......
Page 29: ......
Page 30: ......
Page 31: ......
Page 38: ...9 0 REVISION LIST Version 1 0 3141 785 33140 Initial release PET988 12 ...