D2
D1
C4
Capacitance
10uF
GND
C3
Capacitance
10uF
GPIO33
C18
Capacitance
10uF
GND
C17
Capacitance
10uF
C16
Capacitance
0.1uF
C7
Capacitance
0.1uF
C15
Capacitance
10uF
ESP_EN
GPIO14
C8
Capacitance
10uF
ESP_RX
GPIO2
+5V
GPIO12
C6
Capacitance
0.1uF
GPIO4
GPIO15
C10
Capacitance
0.1uF
C2
Capacitance
0.1uF
C1
Capacitance
0.1uF
C12
Capacitance
0.1uF
C14
Capacitance
0.1uF
C19
Capacitance
0.1uF
C11
Capacitance
10uF
ESP_TX
GPIO13
C13
Capacitance
15pF
+3V3
ESP1
R8
Resistance
4.7kΩ
R1
Resistance
10kΩ
PWR
R2
Resistance
Resistance
Resistance
5.1kΩ
R5
Resistance
1kΩ
C9
Capacitance
10uF
R4
Resistance
1kΩ
U3
R3
Resistance
Resistance
Resistance
5.1kΩ
C5
Capacitance
10uF
R6
Resistance
4.7kΩ
U2
R7
Resistance
4.7kΩ
USB1
RST
Q1
U1
BOOT
Q2
OV2640
IC1