均使用STM32L151芯片。低功耗的代码未使用PM2.5传感器，可控制在10+ua的级别。 该套代码相对可靠，运行测试过数个月。 no_rtos_lorawan 该文件夹可以独立使用，所以文件都均在一起。无操作系统，lorawan通信。 rt_thread_lorawan 该文件夹下保存的是低功耗却PM2.5传感器 ...

Arduino Pro Mini TTN LoRaWAN Node with DHT22 and RFM95 module powered by an 18650 protected battery. The Arduino was converted to LowPower by desoldering the power LED and the voltage converter.

The EVA-2000 Sensors are a significant advancement in the field of industrial sensing applications, offering long-range data transmission (up to 15.6 km) combined with exceptional power efficiency for ...

It includes the Digi HX15 Gateway, SparkFun IoT Node for LoRaWAN, and the ENS160/BME280 environmental sensor, enabling rapid prototyping and connectivity with the help of the Digi X-ON cloud platform.

[aduecho] was hoping to build some IoT-connected air quality indicator (AQI) units but the lack of a datasheet for SEM9110 plus no sensors in place meant the only real course of action was to ...

Your home’s programable thermostat, Fitbit, Voice Assistant (such as Google Home or Amazon Alexa) or even your car is part of a growing network of connected objects that collect and use data using ...