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Distance Measurement Ultrasound Hcsr04
AdafruitCircuit Playground Express
A development board for distance measurement using the HC-SR04 ultrasonic sensor.
In stock
Specifications
3- Operating Voltage
- 3.3V or 5V (via potential divider) for HC-SR04 compatibility with CPX board.
- Flash
- Not specified
- Ram
- Not specified
Pinout
2Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| A2 | Trig | GPIO | Controls the trigger pulse to initiate a measurement. |
| A1 | Echo | GPIO | Detects the echo signal from the HC-SR04 sensor. |
Interactive pinout
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