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Files

Schematic

Layout

3D View

J5
J4
J1
J3
J7
J8
J2
J6
R3
Resistance
10kΩ
R12
Resistance
1kΩ
AIN0
R14
Resistance
10kΩ
A5
R9
Resistance
4.7kΩ
B3
ESP_IO36
A4
B5
PWM1
ESP_IO14
A0
PWM15
A3
PWM13
ESP_IO5
AIN3
ESP_IO25
R17
Resistance
10kΩ
PWM2
R11
Resistance
1kΩ
PWM5
A6
AIN1
B1
A2
PWM0
PWM9
PWM10
SDA
R8
Resistance
4.7kΩ
R5
Resistance
5.1KΩ
ESP_IO32
ESP_IO0
ESP_TX
PWM6
USB_D-
ESP_IO13
R13
Resistance
10kΩ
SDA
ESP_IO33
ESP_IO12
A1
B6
PWM7
AIN2
PWM11
USB_D+
ESP_IO34
DTS
USB_D-
B0
R4
Resistance
4.7kΩ
ESP_TX
A7
R6
Resistance
33.2KΩ
USB_D+
ESP_IO27
AIN1
PWM12
AIN3
ESP_IO26
ESP_IO0
RST
ESP_IO39
SCL
B2
PWM3
ESP_RX
USB_D-
AIN2
R16
Resistance
10kΩ
R18
Resistance
10kΩ
ESP_IO2
R7
Resistance
10kΩ
PWM8
SCL
B7
ESP_EN
B4
AIN0
ESP_IO35
USB_D+
R15
Resistance
10kΩ
ESP_EN
PWM14
PWM4
U7
Manufacturer Part Number
PCA9685PW,118
VUSB
+3V3
VUSB
+3V3
+3V3
VIN
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
C6
Capacitance
=10uF
C4
Capacitance
0.1uF
L1
Inductance
=2.2uH
U3
Manufacturer Part Number
TPS564201DDCR
C8
Capacitance
0.1uF
U5
Manufacturer Part Number
ADS1115IDGSR
C3
Capacitance
22uF
C1
Capacitance
0.1uF
C7
Capacitance
10uF
C2
Capacitance
10uF
R10
Resistance
10kΩ
U4
Manufacturer Part Number
USB4110-GF-A
S2
Q1
Q2
R2
Resistance
10KΩ
S1
U6
Manufacturer Part Number
CP2102N-A02-GQFN28

[Example] ESP32 Reference Design