NXP Semiconductors IoT Developer's Manual
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© 2019 NXP B.V.PRELIMINARYNXP IoT – Weather Station Developer Guide1. IntroductionNXP’s Rapid IoT prototyping kit is a comprehensive,secure and optimized IoT end node solution with auser-friendly development environment that enablesanyone to quickly take their idea to a proof-of-concept.Its architecture is built upon two controllers:• Kinetis K64F for the main application, powered byan ARM® Cortex®-M4 core• Kinetis KW41Z for wireless connectivity, poweredby an ARM® Cortex®-M0+ coreIt includes:• 10-axis motion sensing, thanks to a comboaccelerometer / magneto-meter• Gyroscope• Pressure sensor for altitude measurement• Environmental sensing via temperature/humidity,ambient light and air quality sensors• Display capabilities with low-power color screen• Authentication, identification• User interfaces with LEDs, buzzer and touch pluspush buttons• Additional memory for data storage• Rechargeable batteryThe factory application includes USB andBluetooth/Thread bootloaders to program your ownfirmware without external tool, and several IoTNXP SemiconductorsWeather station – DeveloperGuideRev. 01, 1/2019Contents1. Introduction ..................................................................... 12. Mobile applications.......................................................... 3Development setup ............................................... 4Applications architecture ...................................... 4Implementation of the main functional blocks ...... 53. Cloud application ........................................................... 27Development setup ............................................. 27Application architecture...................................... 28How to add a new measurement to the database . 40Plotting measurements in graphs ........................ 424. Broker application.......................................................... 43JSON structure.................................................... 46How to process a measurement and store it in thedatabase 46Revision history ..................................................................... 51 |
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