This code sample creates a functioning doorbell system using a development platform and an assortment of extensible sensors.
Once completed, the system will ring when a button is pushed. Ring data can be stored in a variety of cloud solutions.
Source files and documentation are located on GitHub: https://github.com/intel-iot-devkit/joule-code-samples/tree/master/doorbell-js
For more such intel IoT resources and tools from Intel, please visit the Intel® Developer Zone
Source: https://software.intel.com/en-us/articles/doorbell-in-javascript-for-intel-joule