Curriculum
Ultrasonic Sensor Basics
Ultrasonic Basic code
0/2
Object Detection Using Ultrasonic Sensor and LED
0/5
Reverse Parking Assistance System
0/4
Height Checker Using Ultrasonic Sensor and OLED Display
0/3
Text lesson
Circuit Connections
Circuit Connections
HC-SR04
| Ultrasonic Sensor | Arduino UNO |
|---|---|
| VCC | 5V |
| GND | GND |
| TRIG | Pin 9 |
| ECHO | Pin 10 |
OLED Display (I2C)
| OLED | Arduino UNO |
|---|---|
| VCC | 5V |
| GND | GND |
| SDA | A4 |
| SCL | A5 |
Libraries Needed
Install these libraries from Library Manager:
- Adafruit SSD1306
- Adafruit GFX Library