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Circuit Diagrams and PWB Layouts
Extension Board: GP IO and power
5
+5V_SW
D
R560
4.7K/6/NC
4,8,11
SYS_POWERON
Q71
MMBT3904/NC
C
+5VS
L71
121A4/8
R462
R464
SDA_SUB
R467
4,5,8,10,11
SDA_SUB
SCL_SUB
R469
4,5,8,10,11
SCL_SUB
R473
NC
OCM_INT0_55
+5VS
R475
NC
R477
10K/6
B
R479
10K/6
R481
NC
R483
NC
R485
0R/6
PCA9555PW(AL009555K04)
CN13
EIC_4500-05/NC
FB1
1
FB2
2
3
A
Disable
4
5
R572
10k/6/NC
QCG1.0S LA
10.
4
L65
L66
121A4/8
121A4/8/NC
L67
R446
C231
121A4/8
1
8
10K/6/NC
0.1uF/6
2
7
3
6
Q50
4
5
SI9435
R448
10K/6
R450
0R/6
D38
1
2
2
C233
NC
NC
2
Q53
MMBT3904
C235
0.1uF/6
PCA55_P17
20
P17
2.7K/6
PCA55_P16
24
19
VDD
P16
2.7K/6
PCA55_P15
18
P15
PCA55_P14
17
P14
0R/6
PCA55_P13
23
16
SDA
P13
0R/6
PCA55_P12
22
15
SCL
P12
PCA55_P11
14
P11
PCA55_P10
13
P10
PCA55_P07
1
11
INT
P07
PCA55_P06
10
P06
PCA55_P05
9
P05
PCA55_P04
21
8
A0
P04
PCA55_P03
2
7
A1
P03
PCA55_P02
3
6
A2
P02
PCA55_P01
5
P01
PCA55_P00
4
P00
U32
I2C address: 4(A2A1A0)H
PCA55_P11
PCA55_P10
R571
10k/6/NC
EN 65
3
+5VSB
+12V_SW
L68
121A4/8/NC
121A4/8
1
C232
2
0.1uF/6
3
4
R451
R453
4.7K/6
2
Q54
MMBT3904
PCA55_P07
R454
0R/6
Power_ON
PCA55_P06
R455
0R/6
PCA55_P05
R456
0R/6
Audio_SW
PCA55_P04
R460
0R/6
SPK_SW
PCA55_P03
R461
0R/6
VIDEO_SEL
PCA55_P02
R463
0R/6
CSYNC_SEL
PCA55_P01
R470
0R/6
RS232_S1
PCA55_P00
R471
0R/6
RS232_S0
R573
0R/6/NC
PCA55_P17
R480
0R/6/NC
AUD_GAIN0
PCA55_P16
R482
0R/6/NC
AUD_GAIN1
PCA55_P15
R484
0R/6
Audio_SLEEP
PCA55_P14
R486
0R/6
AUD_NCDRC1
PCA55_P13
R487
0R/6
AUD_NCDRC0
PCA55_P14
R488
0R/6/NC
AUD_SEL2
PCA55_P13
R489
0R/6/NC
AUD_SEL1
R569
0R/6/NC
Disable
PCA55_P12
R492
0R/6
CYNC_ENABLE
R493
0R/6/NC
FB1
R494
0R/6/NC
FB2
R570
10k/6/NC
2009-Feb-20
2
L69
+12VSB
L70
121A4/8
8
C254
7
+
0.1uF/6
6
Q51
5
SI9435
10K/6
R452
0R/6
D39
1
2
NC
C234
NC
Limit
6
Audio_SW 11
SPK_SW
7
VIDEO_SEL 1
CSYNC_SEL 1
RS232_S1 8
RS232_S0 8
SOG_SW
6
AUD_GAIN0 6
AUD_GAIN1 6
Audio_SLEEP 6
AUD_NCDRC1 6
+12V_SW
AUD_NCDRC0 6
+12VSB
AUD_SEL2 5
AUD_SEL1 5
+5VS
+5V_SW
CYNC_ENABLE 1
+5VSB
TechView International Technology Inc.
No.361,5F.,Fu-Sing 1 Rd.,Gueishan Hsiang, Taoyuan, Taiwan
Title :
11.GPIO & POWER
Document Number:
SCH File Name :
Standard Circuit Design
P
C
B
i F
e l
N
a
m
e
:
<PCB Name>
Approval:
Check:
D
t a
: e
Friday, January 09, 2009
S
h
e
t e
1
+12V_SW 4,6,7,11
+12VSB
5,10
+5VS
1,2,3,4,8,10,11
+5V_SW
1,3,4
+5VSB
3,5,6
A
Tel :+886-3-3287088
Fax:+886-3-3288066
<Doc>
R ev:
B2A
Size :
A4
P
C
B
R
e
: v
<Rev>
Draw:
9
o f
11
18430_529_090204.eps
090204
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