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
U7
Manufacturer Part Number
PCA9685PW,118
USB_D-
SDA
USB_D+
DTS
USB_D-
ESP_TX
USB_D+
RST
ESP_RX
USB_D-
USB_D+
VUSB
VUSB
+3V3
+3V3
VIN
+3V3
C6
Capacitance
=10uF
+3V3
+3V3
+3V3
C8
Capacitance
0.1uF
+3V3
+3V3
C3
Capacitance
22uF
+3V3
+3V3
+3V3
C1
Capacitance
0.1uF
C7
Capacitance
10uF
C2
Capacitance
10uF
+3V3
+3V3
U4
Manufacturer Part Number
USB4110-GF-A
L1
Inductance
=2.2uH
U5
Manufacturer Part Number
ADS1115IDGSR
R2
Resistance
10KΩ
U3
Manufacturer Part Number
TPS564201DDCR
Q1
Q2
U6
Manufacturer Part Number
CP2102N-Axx-xQFN28