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Files

Schematic

Layout

3D View

R3
Resistance
10kΩ
R12
Resistance
1kΩ
A3
SDA
AIN0
R14
Resistance
10kΩ
ESP_IO18
R9
Resistance
4.7kΩ
ESP_IO27
SCL
A6
ESP_IO4
PWM1
ESP_IO32
ESP_IO13
PWM15
PWM13
PWM2
R11
Resistance
1kΩ
PWM5
A1
ESP_IO33
ESP_RX
A7
A0
PWM0
ESP_IO2
A2
PWM9
PWM10
SDA
ESP_IO35
R8
Resistance
4.7kΩ
R5
Resistance
5.1KΩ
PWM6
ESP_IO23
USB_D-
R13
Resistance
10kΩ
ESP_IO5
ESP_IO25
SDA
ESP_IO14
ESP_IO0
PWM7
ESP_TX
PWM11
USB_D+
ESP_IO16
DTS
USB_D-
ESP_IO17
R4
Resistance
4.7kΩ
ESP_IO15
ESP_TX
R6
Resistance
33.2KΩ
USB_D+
ESP_IO26
AIN1
PWM12
AIN3
RST
SCL
ESP_IO12
PWM3
ESP_RX
USB_D-
ESP_IO34
A5
AIN2
A4
R7
Resistance
10kΩ
PWM8
SCL
ESP_IO19
USB_D+
PWM14
PWM4
R10
Resistance
10kΩ
R2
Resistance
10KΩ
VUSB
+3V3
VUSB
+3V3
+3V3
+3V3
VIN
+3V3
+3V3
+3V3
L1
Inductance
=2.2uH
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
U7
C6
Capacitance
=10uF
C4
Capacitance
0.1uF
C8
Capacitance
0.1uF
C3
Capacitance
22uF
C1
Capacitance
0.1uF
C7
Capacitance
10uF
C2
Capacitance
10uF
U2
U3
U4
U6
U5
U1

[Example] ESP32 Reference Design