The tilt-switch twig is the equivalent of a button, and is used as a digital input. When the switch is level it is open, and when tilted, the switch closes. It is wired to the SIG line, NC is not used on this twig. There's a surface-mount resistor . ¬† For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through¬†Preface - Getting Started¬†and¬†Introduction to Grove¬†before your using of the product. ¬† Documents ¬† Please visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.
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