论文部分内容阅读
将DS18B20的一线式总线信号,通过特定电路,无需任何可编程器件和通信协议转换程序,转换为类似RS485总线的平衡发送和差分接收信号,以大幅增强DS18B20在工业现场通信中的抗干扰能力,并提高其总线传输距离。DS18B20数字式温度传感器是美国DALLAS半导体公司生产的一线式数字温度传感器,是常用的标准数字式温度传感器,广泛用于温度的探测和转换。目前市场上的各类使用DS18B20数字式
The DS18B20 one-wire bus signal through a specific circuit, without any programmable device and communication protocol conversion program, converted to similar RS485 bus balanced send and differential receive signals to greatly enhance the DS18B20 in industrial field communication anti-interference ability, And increase its bus transmission distance. DS18B20 digital temperature sensor is a one-wire digital temperature sensor produced by the United States DALLAS Semiconductor Company, is a commonly used standard digital temperature sensor, widely used in temperature detection and conversion. Various types of DS18B20 digital on the market today