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Files

Schematic

Layout

3D View

R3
Resistance
10kΩ
A3
SDA
AIN0
ESP_IO27
SCL
A6
ESP_IO32
A1
ESP_IO33
A7
A0
A2
SDA
ESP_IO35
R8
Resistance
4.7kΩ
R5
Resistance
5.1KΩ
ESP_IO23
USB_D-
ESP_IO25
USB_D+
R4
Resistance
4.7kΩ
USB_D+
ESP_IO26
AIN1
AIN3
SCL
USB_D-
ESP_IO34
A5
AIN2
A4
SCL
+3V3
+3V3
C6
Capacitance
=10uF
C4
Capacitance
0.1uF
+3V3
C8
Capacitance
0.1uF
+3V3
+3V3
+3V3
+3V3
C2
Capacitance
10uF
+3V3
+3V3
U2
Manufacturer Part Number
MCP23017-E/SO
R10
Resistance
10kΩ
U4
Manufacturer Part Number
USB4110-GF-A
U5
Manufacturer Part Number
ADS1115IDGSR

[Example] ESP32 Reference Design