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: 2022/6/6 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
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
P00
P01
P02
P03
P04
P05
P06
P07
P27
P26
P25
P24
P23
P22
P21
P20
1
2
P2
热释电接口
GND
GND
P10
P11
P12
P13
3
VCC
2
DQ
1
GND
30.0
U2
DS18B20
GND
VCC
P17
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
U3
L298N
M
B1
Motor
VCC
GND
+12V
P37
OUT1
IN1IN2
OUT2
LL1
霍尔传感器
VCC
GND
2
3
6
47
1
8
5
AR1
Op Amp
+5V
-5V
2
3
6
4 7
1
8
5
AR2
Op Amp
+5V
-5V
2
3
6
4 7
1
8
5
AR3
Op Amp
+5V
-5V
10K
R6
Res2
10K
R5
Res2
10K
R8
Res2
10K
R9
Res2
GND
10K
R3
Res2
10K
R4
Res2
10K
R7
Res2
A
B
C
D
E
F
G
DP
1
2
3
4
5
6
7
8
DS1
P00
P01
P02
P03
P04
P05
P06
P07
P27
P26
P25
P24
P23
P22
P21
P20
P32
