1 2 3 4 5 6 7 8

A A
POWER

File: POWER.kicad_sch

Peripheral ESP32 RELAY

B B

SHT31{I2C} ESP{I2C}
DS3231{I2C} ESP_ADC_PLASMA ESP_ADC_PLASMA
ESP_ADC_MOTOR ESP_ADC_MOTOR
HMI_ESP_RX2 ESP_HMI_TX
HMI_ESP_TX2 ESP_HMI_RX
ESP_238_bit0 238_ESP_bit0
PMS7003_ESP32_RXD ESP_PMS7003_TX ESP_238_bit1 238_ESP_bit1
PMS7003_ESP32_TXD ESP_PMS7003_RX
ESP_Plasma_OUT_CTR ESP_Plasma_OUT_CTR
IO1 IO1
IO2 IO2
IO3 IO3
C IO4 IO4 C
IO5 IO5
IO6 IO6

File: untitled.kicad_sch File: ESP32.kicad_sch File: RELAY.kicad_sch

D D

E E

Sheet: /
File: Plasma.kicad_sch
Title:
Size: A3 Date: 2023-12-02 Rev:
KiCad E.D.A. kicad 7.0.1 Id: 1/5
F F
1 2 3 4 5 6 7 8
 1 2 3 4 5 6

+3V3
+3V3 +5V
+3V3

7
C1 C2 6
ESP_BOOT 5
10uF 100nF ESP_RX 4 J2
A ESP_TX 3 A
ESP_RST 2 R5 R6
1 4k7 4k7
ESP.SDA
GND
ESP.SCL

GND
U1
ESP32-WROOM-32UE

I2C

2
VDD
ESP_RST 3 25 ESP_BOOT
EN IO0
35 ESP_TX
TXD0/IO1
4 24
5
SENSOR_VP
SENSOR_VN
IO2
RXD0/IO3
IO4
34
26
IO2
ESP_RX
resistor
29
IO5
14
IO12
16
IO13 ESP_238_bit0
13 +3V3
IO14 ESP_238_bit1
23
IO15 IO3
27 R2 100R
IO16 ESP_HMI_RX

R3

R4
B 28 B
IO17 ESP_HMI_TX
21 30 R22 100R
SDO/SD0 IO18 ESP_PMS7003_RX
22 31
SDI/SD1 IO19 ESP_PMS7003_TX

10k

10k
17 33 ESP.SDA
SHD/SD2 IO21
18 36 ESP.SCL
SWP/SD3 IO22 ESP_BOOT ESP_RST
20 37
SCK/CLK IO23 IO1 ESP{I2C}
19 10 SW1 SW2
SCS/CMD IO25 IO4
11 C3 C4
IO26 IO6
12
IO27 IO5
8 100nF 10uF
IO32
9
IO33 ESP_Plasma_OUT_CTR
6
IO34 ESP_ADC_MOTOR
7 GND
IO35 ESP_ADC_PLASMA
GND
1

GND
C C

ESP32 WROOM 32E

RST - BOOT Button

Sheet: /ESP32/
D File: ESP32.kicad_sch D

Title:
Size: A4 Date: Rev:
KiCad E.D.A. kicad 7.0.1 Id: 2/5
1 2 3 4 5 6
 1 2 3 4 5 6 7 8

+5V

Line
C18 U2

8
100nF

VCC
A 1IP1+P A
R21 IP+
GND
4k7
7 ACS712xLCTR-20A
ESP_ADC_PLASMA VIOUT
6
FILTER

GND
3 IP1-P
IP-

2
C24 Z2
R20 C5

5
10nF 3V6

1
1k2 10nF +5V
IP1-P LOAD
GND

3
GND GND
R1

2
1k
D1
RL1 ACS712
D_Diode

1
LE1

2
Line

2
Led

Neutral
B B

ESP_Plasma_OUT_CTR þÿS¡þÿÓ þÿiÇn þÿèn

Q1

R7 IP1+P Plasma
1M

LOAD

GND

Neutral
1
RELAY þÿiÁu þÿkhiÃnþÿèn plasma Neutral
2
GND Line
High_OUT 3
Medium_OUT 4 J1
Low_OUT 5 Screw_Terminal_01x07
ACS_Neutral 6
Plasma 7
C C

+5V
+5V +5V

Line
Low_OUT
Medium_OUT High_OUT
4

3
R8
R10 R12
2

1k

2
D2 1k 1k
RL2 D3 D4
D_Diode RL3 RL4
1

+5V D_Diode D_Diode

1
LE2
1

LE3 LE4

2
2

Led

2
Led Led
D D
U5
Line

Line

Line
16

74HC238
VCC

1 15 Low_OUT_CTR
238_ESP_bit0 A0 Y0
238_ESP_bit1
2
A1 Y1
14 Medium_OUT_CTR MOTOR
3 13 High_OUT_CTR Low_OUT_CTR Medium_OUT_CTR High_OUT_CTR
A2 Y2 Q2 Q3 Q4
12
Y3
11
Y4 R9 R11 R13
4 10
Y5 1M 1M 1M
GND 5 ~{E1} 9
Y6
6 ~{E2}
GND

7
+5V E3 Y7 ACS712
8

GND GND GND

+5V

Neutral
GND C17
100nF
þÿS¡þÿÓ þÿiÇn þÿÙng þÿc¡
GND
E E

U3
ACS712xLCTR-20A
8
VCC

1
R19 IP+ Neutral þÿcácþÿiÃm þÿtrònxanh þÿtrênþÿs¡þÿÓþÿiÇn þÿlàþÿcácþÿiÃm þÿnÑiþÿtrênterminal
4k7 þÿsãiþÿmàuþÿÏ þÿkhôngþÿ°ãc þÿk¿tþÿnÑiþÿsµnþÿtrênPCB þÿph£iþÿtñþÿnÑiþÿbênþÿngoài
7
ESP_ADC_MOTOR VIOUT
6
FILTER
GND

3 ACS_Neutral
IP-
2

C19
C23 Z1 R18
100nF
5

10nF 3V6 1k2

1

GND

GND Sheet: /RELAY/

File: RELAY.kicad_sch
Title:
IC demux þÿtráchþÿcácrelay þÿiÁu þÿkhiÃnþÿtÑcþÿÙ þÿcùngþÿb-t RELAY þÿiÁu þÿkhiÃn3 þÿc¥pþÿtÑcþÿÙ þÿqu¡t
Size: A3 Date: 2023-12-02 Rev:
KiCad E.D.A. kicad 7.0.1 Id: 3/5
F F
1 2 3 4 5 6 7 8
 1 2 3 4 5 6

A A

Earth

471/2k
U4
C8 0.1uF/275VAC +5V +5V +3V3
PS1 AMS1117
B F1 C10 B
FL1 HLK-PM01 3 2
Line 2 1 1 4 VI VO
AC/L +Vout

GND
1A/1.5A/6.5A 10D561 U C11
C22 C12 C14 C13 C15 C16 R17
RV1 4 3 2 3 220uF 10uF 100nF 1uF 100nF 1uF 100nF
AC/N -Vout R15 1k

1
Neutral 1k
10mH
471/2k

1
C9

1
LE6

2
LE5 Led
H1

2
Led
Earth GND
GND

GND

C C

220VAC -> 5VDC 5VDC -> 3V3

Sheet: /POWER/
D File: POWER.kicad_sch D

Title:
Size: A4 Date: Rev:
KiCad E.D.A. kicad 7.0.1 Id: 4/5
1 2 3 4 5 6
 1 2 3 4 5 6

+5V
SENSOR1
PMS7003
A +3V3 A
1
VCC
2
VCC C21 SHT31.SCL 3 2
3 C20
GND 10uF SHT31.SDA 4 1
4 100nF
GND
5 J4
RESET GND
6
NC
7
RX PMS7003_ESP32_RXD GND
8
NC
9
TX PMS7003_ESP32_TXD
10
SET

PMS7003 SHT31
B +3V3 B
+3V3 +5V
+3V3 +3V3 +3V3
+3V3 +3V3 +3V3

SHT31{I2C}
JP1 +5V
C6 +3V3
R14
1uF 1 3 R16 R24 R25 J5
1k J3

2
10k 10k 10k USB_A_Stacked R26 R27 R28
USB_A_Stacked
1 10k 10k 10k
1 VBUS1
GND 2 VBUS1 5
C7 5 VBUS2 IO4
BAT54C VBUS2 IO1
3
D5 3 100R R23
3 SHT31.SCL D1+ HMI_ESP_RX2
D1+ 2
100nF 2 SHT31.SDA D1- HMI_ESP_TX2
14

D1-
2

7
1

7 D2+ IO5
VBAT
VCC

DS3231.SCL 16 1 D2+ IO2 6

SCL 32KHZ 6 D2- IO6
DS3231.SDA 15 D2- IO3

Shield
GND1
GND2
SDA

Shield
GND1
GND2
CR1220
BT1

9
4
8
4 3
9
4
8
~{RST} ~{INT}/SQW
GND
DS3231{I2C}

13

C RTC_DS3231M IC1 C
GND

GND
GND GND

DS3231 SHT31 connecter IO connecter

HMI connecter

Sheet: /Peripheral/
D File: untitled.kicad_sch D

Title:
Size: A4 Date: Rev:
KiCad E.D.A. kicad 7.0.1 Id: 5/5
1 2 3 4 5 6