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: 2021/7/20 Sheet of
File: E:\电路城\车库门控制（遥控）\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
VR1
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
S3
SW-SPST
S2
SW-PB
Q1
PNP
LS1
Speaker
GND
VCC
U3
Optoisolator1
D1
Photo Sen
10K
R10
Res2
10K
R8
Res2
10K
R9
Res2
RXD
TXD
RTS
CTS
U5
串口
10K
R5
Res2
VCC
GND
10K
R4
Res2
VCC
U4
Optoisolator1
10K
R3
Res2
VCC
GND
10K
R2
Res2
VCC
10K
R6
Res2
GND
VCC
Q2
PNP
10K
R7
Res2
GND
VCC
K1
Relay-SPDT
D3
LED3
VCC
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
1C
16
2C
15
3C
14
4C
13
5C
12
6C
11
7C
10
COM
9
U2
ULN2003
M
B1
Motor Step
VCC
P33
P34
S1
SW-SPST
GND
P35
P36
P37
P33
P34
P35
P36
P37
红外传感器
红外传感器
仓库电机
蜂鸣器
10K
R11
Res2
1
2
P2
仓库灯接口2
3
6
4 7
1
8
5
AR1
Op Amp
灯
