1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2012-3-29 Sheet of
File: F:\ \..\ .SchDoc Drawn By:
P1.0
1
P1.1
2
P1.2
3
P1.3
4
P1.4
5
P1.5
6
P1.6
7
P1.7
8
RST
9
P3.0/RxD
10
P3.1/TxD
11
P3.2/INT0
12
P3.3/INT1
13
P3.4/T0
14
P3.5/T1
15
P3.6/WR
16
P3.7/RD
17
XTAL2
18
XTAL1
19
GND
20
P2.0
21
P2.1
22
P2.2
23
P2.3
24
P2.4
25
P2.5
26
P2.6
27
P2.7
28
PSEN
29
ALE
30
EA/VPP
31
P0.7
32
P0.6
33
P0.5
34
P0.4
35
P0.3
36
P0.2
37
P0.1
38
P0.0
39
VCC
40
U1
89S52
GND
Y1
C1
30P
C2
30P
GND
S
C
10uF
R
10K
GND
+5V
P10
a
1
b
2
c
3
d
4
e
5
f
6
g
7
dp
8
GND
9
shu1
DANWEI
1
2
3
4
5
6
7
8
9
P
+5V
P00
P01
P02
P03
P04
P05
P06
P07
A
B
C
D
E
F
G
DP
A
B
C
D
E
F
G
DP
R19
1K
Q
P10
G1
G1
+5V
P00
P01
P02
P03
P04
P05
P06
P07
1
2
3
J1
3H
+5V
-5V
C3
104
C4
104
C5
104
C6
104
GND
+5V
C7
104
D1
4148
+5V
D2
LED
R2
1K
GND
CS
1
WR
2
GND
3
D3
4
D2
5
D1
6
D0
7
VREF
8
REF
9
GND
10
OUT2
11
OUT1
12
D7
13
D6
14
D5
15
D4
16
XFER
17
WR2
18
ILE
19
VCC
20
U2
DA0832
GND
P20
P21
P22
P23
+5V
P24
P25
P26
P27
GND
GND
S1
GND
+5V
R3
1K
P11
P11
2
3
1
114
U3A
324
6
5
7
U3B
324
GND
+5V
-5V
RP1
20K
RP2
10K
R4
10K
+5V
GND
1
2
J2
2H
GND
P20
P21
P22
P23
P24
P25
P26
P27
C8
104
P0C01 P0C02
P0C101 P0C102
P0C201 P0C202
P0C301 P0C302
P0C401 P0C402
P0C501 P0C502
P0C601 P0C602
P0C701 P0C702
P0C801 P0C802
P0D101 P0D102
P0D201 P0D202
P0J101
P0J102
P0J103
P0J201
P0J202
P0P01
P0P02
P0P03
P0P04
P0P05
P0P06
P0P07
P0P08
P0P09
P0Q01
P0Q02
P0Q03
P0R01 P0R02
P0R201 P0R202
P0R301 P0R302
P0R401 P0R402
P0R1901 P0R1902
P0R2001 P0R2002
P0R2101 P0R2102
P0R2201 P0R2202
P0R2301 P0R2302
P0R2401 P0R2402
P0R2501 P0R2502
P0R2601 P0R2602
P0R2701 P0R2702
P0RP101
P0RP102
P0RP103
P0RP201
P0RP202
P0RP203
P0S01 P0S02
P0S101 P0S102
P0shu101
P0shu102
P0shu103
P0shu104
P0shu105
P0shu106
P0shu107
P0shu108
P0shu109
P0U101
P0U102
P0U103
P0U104
P0U105
P0U106
P0U107
P0U108
P0U109
P0U1010
P0U1011
P0U1012
P0U1013
P0U1014
P0U1015
P0U1016
P0U1017
P0U1018
P0U1019
P0U1020
P0U1021
P0U1022
P0U1023
P0U1024
P0U1025
P0U1026
P0U1027
P0U1028
P0U1029
P0U1030
P0U1031
P0U1032
P0U1033
P0U1034
P0U1035
P0U1036
P0U1037
P0U1038
P0U1039
P0U1040
P0U201
P0U202
P0U203
P0U204
P0U205
P0U206
P0U207
P0U208
P0U209
P0U2010
P0U2011
P0U2012
P0U2013
P0U2014
P0U2015
P0U2016
P0U2017
P0U2018
P0U2019
P0U2020
P0U3A01
P0U3A02
P0U3A03
P0U3A04
P0U3A011
P0U3B05
P0U3B06
P0U3B07
P0Y101 P0Y102
P0C801
P0J103
P0U3A011
P0C302
P0C402
P0C502
P0C602
P0C702
P0C01
P0D201
P0J101
P0P01
P0Q01
P0R302
P0RP101
P0S01
P0U1031
P0U1040
P0U208
P0U2019
P0U2020
P0U3A04
P0R2001
P0shu101
N0A
N0A
P0R2101
P0shu102
N0B
N0B
P0R2201
P0shu103
N0C
N0C
P0R2301
P0shu104
N0D
N0D
P0R2701
P0shu108
N0DP
N0DP
P0R2401
P0shu105
N0E
N0E
P0R2501
P0shu106
N0F
N0F
P0R2601
P0shu107
N0G
N0G
P0Q03
P0shu109 N0G1
N0G1
P0C101
P0C201
P0C301
P0C401
P0C501
P0C601
P0C802
P0D101
P0J102
P0J202
P0R201
P0R01
P0S101
P0U1020
P0U201
P0U202
P0U203
P0U2010
P0U2012
P0U2017
P0U2018
P0U3A03
P0U3B05
P0C102
P0U1018
P0Y101
P0C202
P0U1019
P0Y102
P0C701
P0C02
P0D102
P0R02
P0S02
P0U109
P0D202 P0R202
P0J201
P0R401
P0U3B07
P0Q02
P0R1901
P0R402
P0RP102
P0RP103
P0RP201
P0RP202
P0U3B06
P0RP203
P0U209
P0U3A01
P0U103
P0U104
P0U105
P0U106
P0U107
P0U108
P0U1010
P0U1011
P0U1012
P0U1013
P0U1014
P0U1015
P0U1016
P0U1017
P0U1029
P0U1030
P0U2011
P0U3A02
P0P02 P0R2002
P0U1039 N0P00
N0P00
P0P03 P0R2102
P0U1038 N0P01
N0P01
P0P04
P0R2202
P0U1037 N0P02
N0P02
P0P05 P0R2302
P0U1036 N0P03
N0P03
P0P06 P0R2402
P0U1035 N0P04
N0P04
P0P07 P0R2502
P0U1034 N0P05
N0P05
P0P08 P0R2602
P0U1033 N0P06
N0P06
P0P09 P0R2702
P0U1032 N0P07
N0P07
P0R1902
P0U101
N0P10
N0P10
P0R301
P0S102
P0U102
N0P11
N0P11
P0U1021
P0U207
N0P20
N0P20
P0U1022
P0U206
N0P21
N0P21
P0U1023
P0U205
N0P22
N0P22
P0U1024
P0U204
N0P23
N0P23
P0U1025
P0U2016 N0P24
N0P24
P0U1026
P0U2015 N0P25
N0P25
P0U1027
P0U2014 N0P26
N0P26
P0U1028
P0U2013 N0P27
N0P27
P0C801
P0J103
P0U3A011
P0C302
P0C402
P0C502
P0C602
P0C702
P0C01
P0D201
P0J101
P0P01
P0Q01
P0R302
P0RP101
P0S01
P0U1031
P0U1040
P0U208
P0U2019
P0U2020
P0U3A04
N0A
P0R2001
P0shu101
N0B
P0R2101
P0shu102
N0C
P0R2201
P0shu103
N0D
P0R2301
P0shu104
N0DP
P0R2701
P0shu108
N0E
P0R2401
P0shu105
N0F
P0R2501
P0shu106
N0G
P0R2601
P0shu107
N0G1
P0Q03
P0shu109
P0C101
P0C201
P0C301
P0C401
P0C501
P0C601
P0C802
P0D101
P0J102
P0J202
P0R201
P0R01
P0S101
P0U1020
P0U201
P0U202
P0U203
P0U2010
P0U2012
P0U2017
P0U2018
P0U3A03
P0U3B05
P0C102
P0U1018
P0Y101
P0C202
P0U1019
P0Y102
P0C701
P0C02
P0D102
P0R02
P0S02
P0U109
P0D202 P0R202
P0J201
P0R401
P0U3B07
P0Q02
P0R1901
P0R402
P0RP102
P0RP103
P0RP201
P0RP202
P0U3B06
P0RP203
P0U209
P0U3A01
P0U103
P0U104
P0U105
P0U106
P0U107
P0U108
P0U1010
P0U1011
P0U1012
P0U1013
P0U1014
P0U1015
P0U1016
P0U1017
P0U1029
P0U1030
P0U2011
P0U3A02
N0P00
P0P02 P0R2002
P0U1039
N0P01
P0P03 P0R2102
P0U1038
N0P02
P0P04
P0R2202
P0U1037
N0P03
P0P05 P0R2302
P0U1036
N0P04
P0P06 P0R2402
P0U1035
N0P05
P0P07 P0R2502
P0U1034
N0P06
P0P08 P0R2602
P0U1033
N0P07
P0P09 P0R2702
P0U1032
N0P10
P0R1902
P0U101
N0P11
P0R301
P0S102
P0U102
N0P20
P0U1021
P0U207
N0P21
P0U1022
P0U206
N0P22
P0U1023
P0U205
N0P23
P0U1024
P0U204
N0P24
P0U1025
P0U2016
N0P25
P0U1026
P0U2015
N0P26
P0U1027
P0U2014
N0P27
P0U1028
P0U2013