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HC-SR04 with LED Bar Graph Demo by sparkfun

Light up LEDs on a bar graph based on the proximity of an object or wall!

Embed This Sketch

Use the following HTML code to embed the sketch code above in your blog or website.

<iframe style="height: 510px; width: 100%; margin: 10px 0 10px;" allowTransparency="true" src="https://codebender.cc/embed/sketch:356122" frameborder="0"></iframe>

Embed The Serial Monitor

You can also embed the Serial Monitor section! Just use this HTML code.

<iframe style="height: 510px; width: 100%; margin: 10px 0 10px;" allowTransparency="true" src="https://codebender.cc/embed/serialmonitor" frameborder="0"></iframe>