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
U1
80511 2
Y1
XTAL
30pF
C2
Cap
10uF
C1
Cap Pol1
30pF
C3
Cap
10K
R1
Res2
GND
VCC
1
2
3
4
5
6
7
8
9
RP1
RESP
S1
SW-PB
D1
LED3
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
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
GND
P10
P11
P12
P13
P14
P30
P31
P32
P33
1K
R3
Res2
VCC
D2
LED3
1K
R4
Res2
D3
LED3
1K
R5
Res2
D4
LED3
1K
R6
Res2
P34
P35
P36
P37
P00
P01
P02
P03
P04
P05
P06
P07
P23
P22
P21
P20
M
B1
Motor
IN1
5
IN2
7
IN3
10
IN4
12
ENA
6
ENB
11
SENSA
1
SENSB
15
OUT1
2
OUT2
3
OUT3
13
OUT4
14
VCC
9
VS
4
GND
8
U2
L298N
VCC
GND
P25
P24
P25
P24
A
B
C
D
E
F
G
DP
1
2
DS1
P00
P01
P02
P03
P04
P05
P06
P07
A
B
C
D
E
F
G
DP
1
2
DS2
P00
P01
P02
P03
P04
P05
P06
P07
P23
P22
P21
P20
PI001
PI002
PI003
PI004
PI005
PI006
PI007
PI008
PI009
PI0010
PI0011
PI0012
PI0013
PI0014
PI0015
CO
PI780501
PI780502
PI780503
PIB?01
PIB?02
PIC101
PIC102
PIC201
PIC202
PIC301
PIC302
PIC401
PIC402 PIC501
PIC502 PIC601
PIC602 PIC701
PIC702
PID?01
PID?02
PID?01
PID?02
PID?01
PID?02
PID?01
PID?02
PIP101
PIP102
PIR101
PIR102
PIR101
PIR102
PIR101
PIR102
PIR101
PIR102
PIR101
PIR102
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
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
PI001
PI008
PI0015
PI780502
PIC201
PIC301
PIC402 PIC501 PIC602 PIC701
PIP101
PIR101
PIS201
PIS301
PIS401
PIS501
PIS601
PIS701
PIS801
PIS901
PIS1001
PIU?020
PI780501
PIC401 PIC502
PIP102
PI002
PIB?01
PI003
PIB?02
PI005
PI007
PI0010
PI0012
PI0013
PI0014
PIC102
PIR102
PIS101
PIU?09
PIC202
PIU?018
PIY101
PIC302
PIU?019
PIY102
PID?01
PIR102
PIU?027
PIU?028
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
PIRP109
PIU?032
NL
PIS202
PIU?01
NL
PIS302
PIU?02
PIU?025
NL
PIS402
PIU?03
NL
PIS502
PIU?04
NL
PIS602
PIU?05
NL
PIU?06
NL
PIU?07
NL
PIU?08
NL
PIU?021
NL
PIU?022
NL
PIU?023
NL
PIU?024
NL
PIU?026
NL
PIS702
PIU?010
NL
PIS802
PIU?011
NL
PIS902
PIU?012
NL
PIS1002
PIU?013
NL
PID?02
PIU?014
NL
PID?02
PIU?015
NL
PID?02
PIU?016
NL
PID?02
PIU?017
NL
PI004
PI006
PI009
PI0011
PI780503
PIC101
PIC601 PIC702
PIR101
PIRP101
PIS102
PIU?031
PIU?040
