1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2021/8/18 Sheet of
File: E:\电路城（51单片机）\..\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
U?
80511 2
Y1
XTAL
30pF
C2
Cap
10uF
C1
Cap Pol1
30pF
C3
Cap
10K
R1
Res2
GND
VCC
15
A
14
D7
13
D6
12
D5
11
D4
10
D3
9
D2
8
D1
7
D0
6
E
5
RW
4
RS
3
V0
2
VCC
1
GND
16
K
LCD1602
LCD1
1
2
3
4
5
6
7
8
9
RP1
RESP
S1
SW-PB
LS1
Speaker
GND
S2
SW-PB
S3
SW-PB
S4
SW-PB
S5
SW-PB
S6
SW-PB
S7
SW-PB
S8
SW-PB
S9
SW-PB
S10
SW-PB
S11
SW-PB
S12
SW-PB
S13
SW-PB
S14
SW-PB
S15
SW-PB
P30
P31
P32
P33
P34
P35
P36
P37
P10
P11
P12
P13
P14
P15
P16
P17
Vin Vout
GND
7805
Volt Reg
0.1uF
C5
Cap
100uF
C4
Cap Pol1
0.1uF
C7
Cap
100uF
C6
Cap Pol1
1
2
P1
电源接口
GND
VCC
1K
R2
RPot
VCC
GND
P30
P31
P32
P33
P34
P35
P36
P37
P00
P01
P02
P03
P04
P05
P06
P07
GND
GND
GND
P10
P11
P12
P13
P14
P15
P16
P00
P01
P02
P03
P04
P05
P06
PI780501
PI780502
PI780503
CO
PIC101
PIC102
PIC201
PIC202
PIC301
PIC302
PIC401
PIC402 PIC501
PIC502 PIC601
PIC602 PIC701
PIC702
PID?01
PID?02
PILCD10A
PILCD10D0 PILCD10D1
PILCD10D2
PILCD10D3 PILCD10D4 PILCD10D5 PILCD10D6
PILCD10D7
PILCD10E
PILCD10GND
PILCD10K
PILCD10RS
PILCD10RWPILCD10V0
PILCD10VCC
PILS101
PILS102
PIP101
PIP102
PIR101
PIR102
PIR201
PIR202
PIR203
PIRP101
PIRP102
PIRP103
PIRP104
PIRP105
PIRP106
PIRP107
PIRP108
PIRP109
PIS101
PIS102
PIS201 PIS202
PIS301 PIS302
PIS401 PIS402
PIS501 PIS502
PIS601 PIS602
PIS701 PIS702
PIS801 PIS802
PIS901 PIS902
PIS1001 PIS1002 PIS1101 PIS1102 PIS1201 PIS1202 PIS1301 PIS1302
PIS1401 PIS1402 PIS1501 PIS1502 PIS1601 PIS1602 PIS1701 PIS1702
PIU?01
PIU?02
PIU?03
PIU?04
PIU?05
PIU?06
PIU?07
PIU?08
PIU?09
PIU?010
PIU?011
PIU?012
PIU?013
PIU?014
PIU?015
PIU?016
PIU?017
PIU?018
PIU?019
PIU?020
PIU?021
PIU?022
PIU?023
PIU?024
PIU?025
PIU?026
PIU?027
PIU?028
PIU?029
PIU?030
PIU?031
PIU?032
PIU?033
PIU?034
PIU?035
PIU?036
PIU?037
PIU?038
PIU?039
PIU?040
PIY101
PIY102
PI780502
PIC201
PIC301
PIC402 PIC501 PIC602 PIC701
PILCD10GND
PILCD10K
PILS102
PIP101
PIR101
PIU?020
PI780501
PIC401 PIC502
PIP102
PIC102
PIR102
PIS101
PIU?09
PIC202
PIU?018
PIY101
PIC302
PIU?019
PIY102
PID?01
PID?02
PILCD10E
PIU?023
PILCD10RS
PIU?021
PILCD10RW
PIU?022
PILCD10V0
PIR203
PILS101
PIU?028
PIS201 PIS202
PIS301 PIS302
PIS401 PIS402
PIS501 PIS502
PIS601 PIS602
PIS701 PIS702
PIS801 PIS802
PIU?024
PIU?025
PIU?026
PIU?027
PIU?029
PIU?030
PIRP102
PIU?039
NL
PIRP103
PIU?038
NL
PIRP104
PIU?037
NL
PIRP105
PIU?036
NL
PIRP106
PIU?035
NL
PIRP107
PIU?034
NL
PIRP108
PIU?033
NL
PIS1001
PIS1401
PIU?01
NL
PIS1101
PIS1501
PIU?02
NL
PIS1201
PIS1601
PIU?03
NL
PIS901
PIS1301
PIS1701
PIU?04
NL
PIU?05
NL
PIS902
PIU?06
NL
PIS1002 PIS1102 PIS1202 PIS1302
PIU?07
NL
PIS1402 PIS1502 PIS1602 PIS1702
PIU?08
NL
PILCD10D0
PIU?010
NL
PILCD10D1
PIU?011
NL
PILCD10D2
PIU?012
NL
PILCD10D3
PIU?013
NL
PILCD10D4
PIU?014
NL
PILCD10D5
PIU?015
NL
PILCD10D6
PIU?016
NL
PILCD10D7
PIRP109
PIU?017
PIU?032
NL
PI780503
PIC101
PIC601 PIC702
PILCD10A
PILCD10VCC
PIR201
PIR202
PIRP101
PIS102
PIU?031
PIU?040
