Daphne| Quantity | Component name | |
| 1 | × | Ameba RTL8722DM microcontroller |
| 1 | × | HC-SR04 Electronic Components / Misc. Electronic Components |
| 1 | × | Dropping resistor / Level Converter Fiber Optics / Emitters |
Measure distance with ultrasonic sensor
A simple and easy project that use ultrasonic sensor to measure the distance.