Demo app for TizenRT using IoT.js Airquality is monitored using analog sensor (MQ2 on ADC) If above threshold, an alert is send using LoRaWAN (using UART) and audio alarm is played (using PWM) MORE https://www.slideshare.net/SamsungOSG/tizen-rt-a-lightweight-rtos-platform-for-lowend-iot-devices/27 https://fosdem.org/2018/schedule/event/tizen_rt/ https://en.wikipedia.org/wiki/LoRa