1
1
2
2
3
3
4
4
5
5
6
6
A A
B B
C C
D D
+
BUZZER1
2.3kHz
GND
VCC
R9
4.7kΩ
PA0PA0
蜂鸣器电路
4 3
21
KEY1
按键1
4 3
21
KEY2
按键2
4 3
21
KEY3
按键3
4 3
21
KEY4
按键4
PB9PB9
U7
8050
VCC
1
I/O
2
NC
3
GND
4
S1
DHT11
VCC
GND
PA8PA8
DHT11温湿度传感器
ESP8266模块
步进电机驱动电路
VCC
PB12PB12
GND
1
23
4
5
RLY1
SRD-05VDC-SL-C
RLY1_NORLY1_NO
VCC
VCC
PB13PB13
GND
1
23
4
5
RLY2
SRD-05VDC-SL-C
RLY2_NORLY2_NO
VCC
IN1
1
IN2
2
IN3
3
IN4
4
IN5
5
IN6
6
IN7
7
GND
8
COM
9
OUT7
10
OUT6
11
OUT5
12
OUT4
13
OUT3
14
OUT2
15
OUT1
16
U1
ULN2003A
GND
PA11PA11
PA12PA12
PB3PB3
PA15PA15
1
1
2
2
3
3
4
4
5
5
U2
步进电机
VCC
GND
1
IO2
2
IO0
3
RXD
4
TXD
5
EN
6
RST
7
VCC
8
U5
2.4GHz
PA2PA2 PA3PA3
3V3
继电器1电路
继电器2电路
U3
8050
U8
8050
R3
2kΩ
R10
2kΩ
R4
20kΩ
R12
20kΩ
R1
20Ω
R7
20Ω
D1
1N4007
SWD
USB
VB
1
C13
2
C14
3
C15
4
A0
5
A1
6
A2
7
A3
8
A4
9
A5
10
A6
11
A7
12
B0
13
B1
14
B10
15
B11
16
R
17
3.3
18
G
19
G
20
B12
21
B13
22
B14
23
B15
24
A8
25
A9
26
A10
27
A11
28
A12
29
A15
30
B3
31
B4
32
B5
33
B6
34
B7
35
B8
36
B9
37
5V
38
G
39
3.3
40
U4
STM32F103C8T6核心板
GNDGND
GNDGND
3V33V3
RESRES
PB11PB11
PB10PB10
PB1PB1
PB0PB0
PA7PA7
PA6PA6
PA5PA5
PA4PA4
PA3PA3
PA2PA2
PA1PA1
PA0PA0
PC15PC15
PC14PC14
PC13PC13
VBTVBT
PB12PB12
PB13PB13
PB14PB14
PB15PB15
PA8PA8
PA9PA9
PA10PA10
PA11PA11
PA12PA12
PA15PA15
PB3PB3
PB4PB4
PB5PB5
PB6PB6
PB7PB7
PB8PB8
PB9PB9
VCCVCC
GNDGND
3V33V3
R2
4.7kΩ
D2
1N4007
GND
按键
GND
1
VCC
2
RXD
3
TXD
4
H1
串口
PA9PA9
PA10PA10
GND
VCC
GND GND GND GND
PB8PB8
PB7PB7
PB6PB6
RLY1_NORLY1_NO
1
1
2
2
CN1
风扇
GND
RLY2_NORLY2_NO
GND
GND
1
VCC
2
RXD
3
TXD
4
H2
JW01
二氧化碳模块
PB10PB10
PB11PB11
GND
VCC
OLED模块
3V3
GND
GND VCC SCL SDA
0.96OLED1
PB1PB1
PB0PB0
VCC
1
GND
2
DO
3
AO
4
H3
YL-69
PA1PA1
3V3
GND
R11
GL5528(10-20)
R8
10kΩ
3V3
PA5PA5
光敏电阻
土壤湿度检测模块
PB5PB5
R5
150Ω
VCCLED1
补光灯
VCC
GND
PA4PA4
防水封装DS18B20
R6
4.7kΩ
1
1
2
2
3
3
U6
DS18B20
串口
1
1
2
2
H4
水泵