1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
Title
Number RevisionSize
A3
Date: 2022/7/17 Sheet of
File: I:\办公2022下\交通灯\原理图\Sheet1.SchDocDrawn 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/PROG
30
EA
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
80511 2
Y1
XTAL
Vin Vout
GND
7805
Volt Reg
30pF
C6
Cap
10uF
C5
Cap Pol1
30pF
C7
Cap
10K
R1
Res2
0.1uF
C2
Cap
100uF
C1
Cap Pol1
0.1uF
C4
Cap
100uF
C3
Cap Pol1
1
2
P1
电源接口
GND
GND
VCC
VCC
S1
SW-PB
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P27
P26
P25
S3
SW-PB
S4
SW-PB
S5
SW-PB
GND
P15
P16
P17
1
2
3
4
5
6
7
8
9
RP1
RESP
P16
P17
S2
SW-PB
P14
A
15
D7
14
D6
13
D5
12
D4
11
D3
10
D2
9
D1
8
D0
7
E
6
RW
5
RS
4
V0
3
VCC
2
GND
1
K
16
LCD1602
LCD1
GND
VCC
GND
VCC
P00
P01
P02
P04
P05
P06
P07
P24
P23
P22
P21
P20
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
DS1
点阵
P27
P26
P25
P24
P23
P22
P21
P20
P30
P31
P32
P33
P34
P35
P36
P37
P30
P31
P32
P33
P34
P35
P36
P37
PI001
PI002
PI003
PI004
PI005
PI006
PI007
PI008 PI009
PI0010
PI0011
PI0012
PI0013
PI0014
PI0015
PI0016
CO
PI780501
PI780502
PI780503
PIC101
PIC102 PIC201
PIC202 PIC301
PIC302 PIC401
PIC402
PIC501
PIC502
PIC601
PIC602
PIC701
PIC702
PILCD101
PILCD102 PILCD103 PILCD104 PILCD105 PILCD106 PILCD107
PILCD108
PILCD109
PILCD1010 PILCD1011 PILCD1012 PILCD1013 PILCD1014 PILCD1015 PILCD1016
PIP101
PIP102
PIR101
PIR102
PIRP101
PIRP102
PIRP103
PIRP104
PIRP105
PIRP106
PIRP107
PIRP108
PIRP109
PIS101
PIS102
PIS201
PIS202
PIS301
PIS302
PIS401
PIS402
PIS501
PIS502
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108
PIU109
PIU1010
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022
PIU1023
PIU1024
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
PIU1030
PIU1031
PIU1032
PIU1033
PIU1034
PIU1035
PIU1036
PIU1037
PIU1038
PIU1039
PIU1040
PIY101PIY102
PI780502
PIC102 PIC201 PIC302 PIC401
PIC601
PIC701
PILCD101
PILCD103
PILCD1016
PIP101
PIR101
PIS202
PIS302
PIS402
PIS502
PIU1020
PI780501
PIC101 PIC202
PIP102
PI009
PI0010
PI0011
PI0012
PI0013
PI0014
PI0015
PI0016
PIC502
PIR102
PIS101
PIU109
PIC602
PIU1018
PIY101
PIC702
PIU1019
PIY102
PILCD107
PILCD108
PILCD109
PILCD1010
PIU1029
PIU1030
PILCD104
PIRP102
PIU1039
NL
PILCD105
PIRP103
PIU1038
NL
PILCD106
PIRP104
PIU1037
NL
PIRP105
PIU1036
NL
PILCD1011
PIRP106
PIU1035
NL
PILCD1012
PIRP107
PIU1034
NL
PILCD1013
PIRP108
PIU1033
NL
PILCD1014
PIRP109
PIU1032
NL
PIU101
NL
PIU102
NL
PIU103
NL
PIU104
NL
PIS201
PIU105
NL
PIS301
PIU106
NL
PIS401
PIU107
NL
PIS501
PIU108
PIU1017
NL
PI008
PIU1021
NL
PI007
PIU1022
NL
PI006
PIU1023
NL
PI005
PIU1024
NL
PI004
PIU1025
NL
PI003
PIU1026
NL
PI002
PIU1027
NL
PI001
PIU1028
NL
PIU1010
NL
PIU1011
NL
PIU1012
NL
PIU1013
NL
PIU1014
NL
PIU1015
NL
PIU1016
NL
PI780503
PIC301 PIC402
PIC501
PILCD102
PILCD1015
PIRP101
PIS102
PIU1031
PIU1040