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Files

Schematic

Layout

3D View

D1
C4
Capacitance
10uF
R1
Resistance
Resistance
Resistance
10kΩ
C11
Capacitance
0.1uF
C8
Capacitance
10uF
PWR
R6
Resistance
10 Ω
R2
Resistance
Resistance
Resistance
5.1kΩ
C9
Capacitance
10uF
RST
R5
Resistance
10 Ω
C6
Capacitance
0.1uF
R4
Resistance
1kΩ
R3
Resistance
Resistance
Resistance
5.1kΩ
R7
Resistance
10 Ω
C5
Capacitance
10uF
C10
Capacitance
0.1uF
C12
Capacitance
0.1uF
R8
Resistance
10kΩ
BOOT
R9
Resistance
10kΩ
GPIO13
GPIO35
+3V3
GPIO26
GPIO34
ESP_EN
GPIO33
GPIO32
GPIO12
GPIO36
GPIO25
GND
GPIO14
+5V
GPIO27
GPIO39
Q1
U2
TERM
IC3
IC1
Q2
U1
A RS485 B
D3

ESP32 RS485 (Modbus) Controller Module 9y2J