Curriculum
Ultrasonic Sensor Basics
Object Detection Using Ultrasonic Sensor and LED
0/5
Reverse Parking Assistance System
0/4
Text lesson
Circuit Connections
Circuit Connections
HC-SR04 Connections
HC-SR04 Arduino Nano
-------- ------------
VCC --> 5V
GND --> GND
TRIG --> D9
ECHO --> D10LED Connections
LED (+) --> D13 through 220Ω resistor
LED (-) --> GND