Basic parking sensor functionality for ESP32.
Things needed:
- x1 Piezo Buzzer
- x1 RGB Led
- x1 HC-SR04 Ultrasonic
- ESP32
- Arduino IDE
| HC-SR04 Pin | ESP32 Pin |
|---|---|
| - | GND |
| VCC | 3.3v or 5v |
| TRIG | GPIO12 |
| ECHO | GPIO13 |
| RGB Led | ESP32 Pin |
|---|---|
| - | GND |
| RED | GPIO4 |
| GREEN | GPIO2 |
| BLUE | GPIO15 |
| Piezo Buzzer | ESP32 Pin |
|---|---|
| - | GND |
| VCC | 3.3v or 5v |
| Signal | GPIO17 |