【摘要】 针对常温测量电路中使用模拟温度传感器的不足,给出了数字式温度传感器在运水车自动供水系统中应用的实例,阐述了自动供水系统的硬件结构原理和系统软件组成,并给出了DS18B20的使用方法及使用单线器件需要注意的问题。文中介绍的内容已经成功地应用在自动供水系统产品中。更多还原

【Abstract】 With the respect to the drawback of the simulating temperature sensor used in the measuring circuit under normal temperature. This paper gives the sample of the digital temperature sensor used in the autowater supply system on the water vehicle, and elaborates the principle and structure of hardware and software autowater supply system,and also describes the method of application of the DS18B20 sensor and the issues related to onewire component contents which have been introduced above are successfully applied in the product of autowater supply system.更多还原