SRF04 Devantech Ultra-Sonic Ranger Technical Specification
Download Datasheet for Devantech SRF04 Ultra-Sonic Range Finder [4 pages pdf/zip]
The SRF04 was designed to be just as easy to use as the Polaroid sonar, requiring a short trigger pulse and providing an echo pulse. Your controller only has to time the length of this pulse to find the range.
– SRF04 pinout
– SRF04 timing diagram
– SRF04 Sonic Range Finder Schematic
– Distance Calculation
– Changing beam pattern and beam width
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