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Schematic

Layout

Preview

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

[Example] ESP32 Reference Design