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
S1
SW-PB
Q1
PNP
LS1
Speaker
D1
LED3
VCC
GND
10K
R3
Res2
S2
SW-PB
S3
SW-PB
S4
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
P37
1K
R4
Res2
VCC
D2
LED3
1K
R5
Res2
D3
LED3
1K
R6
Res2
D4
LED3
1K
R7
Res2
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
M
B1
Motor
M
B2
Motor
VCC
GND
P27
P26
P25
P24
P27
P26
P25
P24
PI001
PI002
PI003
PI004
PI005
PI006
PI007
PI008
PI009
PI0010
PI0011
PI0012
PI0013
PI0014
PI0015
CO
PI780501
PI780502
PI780503
PIB?01
PIB?02
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
PILS101
PILS102
PIP101
PIP102
PIQ101
PIQ102
PIQ103
PIR101PIR102
PIR101PIR102
PIR101PIR102
PIR101PIR102
PIR101
PIR102
PIR301
PIR302
PIS101
PIS102
PIS201 PIS202
PIS301 PIS302
PIS401 PIS402
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
PILS102
PIP101
PIR101
PIS201
PIS301
PIS401
PIU?020
PI780501
PIC401 PIC502
PIP102
PI002
PIB?01
PI003
PIB?02
PI005
PI007
PI0010
PI0012
PI0013
PIB?01
PI0014
PIB?02
PIC102
PIR102
PIS101
PIU?09
PIC202
PIU?018
PIY101
PIC302
PIU?019
PIY102
PID?01
PIR102
PID?02
PIU?039
PIU?038
PIU?037
PIU?036
PILS101
PIQ101
PIQ102
PIR301
PIU?021
PIU?022
PIU?023
PIU?024
PIU?029
PIU?030
PIU?032
PIU?033
PIU?034
PIU?035
PIS202
PIU?01
NL
PIS302
PIU?02
NL
PIS402
PIU?03
NL
PIU?04
PIU?025
NL
PIU?05
NL
PIU?06
NL
PIU?07
NL
PIU?08
NL
PIU?026
NL
PIU?027
NL
PIU?028
NL
PIU?010
NL
PIU?011
NL
PIU?012
NL
PIU?013
NL
PIU?014
NL
PIU?015
NL
PIU?016
NL
PIR302
PIU?017
NL
PI004
PI006
PI009
PI0011
PI780503
PIC101
PIC601 PIC702
PIQ103
PIR101
PIS102
PIU?031
PIU?040
