基于nRF905的低功耗无线温湿度测量系统

The Low-power Consumption Wireless Humiture Measuring System Based on nRF905

为实现温湿度测量和无线数据传输，使用AVR系列低功耗单片机ATmega16L作为控制芯片，低功耗芯片nRF905作为无线收发模块，设计了基于数字温湿度传感器SHT11的无线温湿度测量系统，最后给出该系统的相关硬件组成电路和数据传输流程图。经测试表明，该系统运行稳定可靠，通信距离较长，且温湿度测量精确，具有广泛的应用前景。

For realizing the humiture measurement and the wireless data transmission, the digital humiture transducer SHT11 based wireless humiture measuring system is designed by using the AVR series low power consumption SCM ATmega16L as the control chips and using the low-power chips nRF905 as the wireless transceiver modules, and then the related circuit diagrams of hardware composing and the data transmission flow chart of the system are given. The test indicates that the system is of stable and reliable operation, long-distance for communication and accurate humiture measurement as well, it has a great prospect in its extensive application.