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Schematic

Layout

3D View

L1
Not Recommended for New Designs
Inductance
2.2uH
C2
Capacitance
4.7uF
MOSI
SCL
MISO
SCK
C6
Capacitance
1uF
RESET
RESET
START_SW
SCL
TRIG
MOSI
START_SW
SDA
SCK
ECHO
ECHO
RESET
SDA
TRIG
LED_R
MISO
LED_R
US1
Manufacturer Part Number
HC-SR04
RST
START
RED
R4
Resistance
150 Ω
R7
Resistance
4.7kΩ
R1
Resistance
5.11kΩ
R5
Resistance
0 Ω
R6
Resistance
4.7kΩ
U1
Not Recommended for New Designs
OLED1
R3
Resistance
0 Ω
R2
Resistance
10kΩ
+5V
+5V
+5V
BAT1
+5V
D1
VBAT
+5V
C5
Capacitance
22uF
+5V
+5V
IC1
C1
Capacitance
120pF
C4
Capacitance
22uF
C3
Capacitance
22uF
ISP
+5V
+5V

Ultrasonic Distance Meter Reference Design