63
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
RESET
IO-PL E D -Y
PLED- Y
SC L
SD A
WP
PLED- G
IO -P L ED -G
RESET
SD A
SC L
IN T
ACABL E-DETECT
DCABLE- DETECT
BLKT_EN+
PANE L_VCTL
WR Z
RESET_MASCOT
PLED- Y
PLED- G
KEY -F U N+
KEY-FUN-
KEY-VAL -INC
KEY-VAL- DEC
KEY-AUTO
KEY -O NO FF
RDZ
KEY-AUTO
KEY-FUN+
KEY-FUN-
K E Y-VAL- DEC
KEY-ONO FF
KEY-VAL -INC
DATA4
DATA7
DATA0
DATA4
DATA0
DATA6
DATA5
DATA[0..7]
DATA6
DATA5
DATA1 DATA7
DATA3
DATA1
DATA3
DATA2
DATA2
IO-P LED- G
DDC -SCL-A
DDC-SDA- A
DDC-SDA- A
DDC -SCL-A
IO-PLE D-Y
WP
IO -P LE D- G
IO-PLE D -Y
VCC
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
DAT A[0..7 ] 5
IN T5
DCABLE- DETECT4
ACABL E-DETECT3
PANE L_VCTL7
BLKT_EN+8
WRZ 5
RDZ 5
RESET_MASCOT 5
DDC-W P3,4
ALE 5
DD C - SDA- A3
DDC-SCL-A3
Ti tle
Size Document Number R ev
Date: Sheet
of
401 ACQ
0A
Sc hema tic, CTRL/ B VL922, LAA698
A3
68Friday, A pril 22, 2005
COMPAL ELECTRONICS, INC."
I2C/RS232 Debug
Connector
K EY BOARD-INTERFACE
L
H
Power LED Pull high design
DIO/MA730
GND
2
RESET
ACTIVE HIGH /RESET
KEY PULL HIGN DESIGN
E EPROM
1
EMITTER
3
C OLLECTOR
BASE
D TA124EKA_PNP
TXD
RXD
*The mark "#" toindicate that Part disuse.
*All Res. andCap. size is 0603.
R P 2 10K
1
2
3
45
6
7
8
R50
10K
12
U4
Mxic_MX10E8050IAQC
P4.2/PWM2
1
P1.0/T2
2
P1.1/T2EX
3
P1.2
4
P1.3
5
P1.4
6
P1.5
7
RST
10
P3.0/RxD
11
P4.3/PWM3
12
P3.1/TxD
13
P3.2/INT0
14
P3.3/INT1
15
P3.4/T0
16
P3.5/T1
17
P3.6/WR
18
P3.7/RD
19
XTAL2
20
XTAL1
21
GND
22
P4.0/PWM0
23
P2.0/A8
24
P2.1/A9
25
P2.2/A10
26
P2.3/A11
27
P2.4/A12
28
P2.5/A13
29
P2.6/A14
30
P2.7/A15
31
PSEN
32
P4.1/PWM1
34
EA
35
P0.7/AD7
36
P0.6/AD6
37
P0.5/AD5
38
P0.4/AD4
39
P0.3/AD3
40
P0.2/AD2
41
P0.1/AD1
42
P0.0/AD0
43
Vcc
44
ALE
33
P1.6/SCL
8
P1.7/SDA
9
C43
0.1uF
12
RP 3
10K
1
2
3
4 5
6
7
8
R51
10K
12
C44
0.1uF
12
R43
10K
12
CN 3
E&T 4300-9
1
2
3
4
5
6
7
8
9
R122 0
1 2
R58 33
1 2
R37
10K
1 2
R42
10K
12
R P 1 10K
1
2
3
45
6
7
8
R40
10K
1 2
C40 22pF
12
R57 33
1 2
X2
12MHz
R123 0
1 2
R60 33
1 2
C45
0.1uF
12
R46 22
1 2
R52
10K
12
R119
10K
1 2
R38
10K
1 2
R126 0
1 2
C48
0.1uF
12
22 K
22K
Q1
D T A 1 24EKA_PNP
B
EC
R49
10K
12
CN 4
E&T 4500-4#
1
2
3
4
22 K
22K
Q2
D T A 1 24EKA_PNP
B
EC
R61 100
R1206D
1 2
R64 100
R1206D
1 2
R45 22
1 2
C47
0.1uF
12
U6
ST_M24C16-WMN6T
SO-8
VCC
8
SDA
5
SCL
6
GND
4
WC
7
NC
3
NC
2
NC
1
R129
10K
1 2
R127 0
1 2
R56 33
1 2
C49
0.1uF
12
R63
2.2K
12
R53
10K
12
R41
1M
12
R128
10K#
1 2
R62
2.2K
12
R124 0#
1 2
C46
0.1uF
12
R59 33
1 2
C39
0.1uF
12
R39
10K
1 2
R55 33
1 2
C42 0.1uF
1 2
R125 0#
1 2
R44 100
1 2
R54
10K
12
U5
LM810M3-2.93V
GND
1
Reset
2
VCC
3
C41 22pF
12
To Next Page
Loading...
