Difference between revisions of "Ultrasonic Range Sensor"
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== Interface Definitions == | == Interface Definitions == | ||
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Revision as of 05:35, 30 December 2012
Introduction
SRF04 ultrasonic distance sensor provides non-contact distance sensing function in the range of 3cm ~ 400cm with accuracy up to 0.3mm. This module has a stable performance, high distance measurement accuracy, and compact-size, and it’s simple and easy to use.
Specfication
| Product Model | SRF-04 |
| Operational Voltage | DC 5V |
| Static Current | 2mA |
| Working Frequency | 40Hz |
| Distance Measurement Range | 3cm – 400cm |
| Measurement Angle | 15° |
| Measurement Accuracy | 0.3mm |
| Output Voltage | H – 5V L – 0V |
Interface Definitions
| PIN | Function |
|---|---|
| 1 VCC | Power Source |
| 2 ECHO | Signal Output |
| 3 TRIG | Trigger Signal Input |
| 4 NC | No Connection |
| 5 GND | Ground |
