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Schematic

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R12
Resistance
1kΩ
J5
R14
Resistance
10kΩ
R9
Resistance
4.7kΩ
R17
Resistance
10kΩ
R11
Resistance
1kΩ
J4
R8
Resistance
4.7kΩ
J1
J3
S2
J7
R13
Resistance
10kΩ
J8
J2
R6
Resistance
33.2KΩ
J6
R16
Resistance
10kΩ
R18
Resistance
10kΩ
R7
Resistance
10kΩ
R15
Resistance
10kΩ
S1
U7
Manufacturer Part Number
PCA9685PW,118
VUSB
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
A5
B3
ESP_IO36
A4
B5
PWM1
ESP_IO14
A0
PWM15
A3
PWM13
ESP_IO5
AIN3
ESP_IO25
PWM2
PWM5
A6
AIN1
B1
A2
PWM0
PWM9
PWM10
ESP_IO32
ESP_IO0
ESP_TX
PWM6
ESP_IO13
SDA
ESP_IO33
ESP_IO12
A1
B6
PWM7
AIN2
PWM11
ESP_IO34
DTS
USB_D-
B0
ESP_TX
A7
ESP_IO27
PWM12
ESP_IO26
ESP_IO0
RST
ESP_IO39
SCL
B2
PWM3
ESP_RX
ESP_IO2
PWM8
B7
ESP_EN
B4
AIN0
ESP_IO35
USB_D+
ESP_EN
PWM14
PWM4
C6
Capacitance
=10uF
C8
Capacitance
0.1uF
C3
Capacitance
22uF
C2
Capacitance
10uF
R10
Resistance
10kΩ
Q1
Q2
U6
Manufacturer Part Number
CP2102N-Axx-xQFN28

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