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TITLE:
基于ESP32的家用空气检测系统设计与实现电路图
REV: 1.0
Date:
2021-05-11
Sheet:
1/1
Drawn By: JoeLau6666
Company:
Your Company
NodeMCU-32S
U1
USB
NodeMCU-32S
P34
15
P35
14
P32
13
P33
12
P25
11
P26
10
P27
9
P14
8
P12
7
GND
6
P13
5
SD2
4
SD3
3
CMD
2
Vin (5V)
1
3.3V
19
EN
18
SVP
17
SVN
16
RX
34
P21
33
GND
32
P19
31
P18
30
P5
29
P17
28
P16
27
P4
26
P0
25
P2
24
P15
23
SD1
22
SD0
21
CLK
20
GND
38
P23
37
P22
36
TX
35
ATOMIZER_IO
BUTTON1_IO
BUTTON2_IO
BUTTON3_IO
DHT11_IO
FAN_IO
OLED_SDA
OLED_SCL
OLED_RES
WS2812B_PIN
ZE08_CH02_RX
ZPH02_RX
TX
RX
GND
ZE08_CH02_TX
IO0
IO2
EN
KEY1
1 2
GND
470
R1
VDD3.3V
IO0
12k
R2
R3
12k
EN
VDD3.3V
470
R4
GND
KEY2
1 2
LED
GND
470
R5
IO2
U2
U3
U4
H1
1
2
3
4
5
6
7
8
3.3V
BUTTON1_IO
BUTTON2_IO
BUTTON3_IO
OLED_SCL
OLED_SDA
OLED_RES
DHT11
S1
VCC
1
I/O
2
NC
3
GND
4
DHT11_IO
VCC3.3V
GND
VCC3.3V
GND
ZE08-CH2O
P1
HD
1
DAC
2
GND
3
5V
4
RXD
5
TXD
6
PWM
7
ZE08-CH2O
ZPH02
U2
GND
1
NC/TXD
2
VCC
3
PWM/NC
4
NC/GND
5
VCC5V
GND
ZE08_CH02_RX
ZE08_CH02_TX
GND
GND
VCC5V
ZPH02_RX
WS2812B
LED1
1
2
3
4
DO
DI
VCC
GND
H2
1
2
3
4
VCC5V
GND
FAN_IO
ATOMIZER_IO
VCC5V
GND
GND
GND
WS2812B_PIN
