2011•Journal of Huanggang Normal UniversityRequires access
Design and realization of multipoint temperature acquisition system based on D218B20
Zha Fang-yong
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Abstract
The article introduces a multipoint temperature acquisition system based on 1-wire bus,in dicates the characters of 1-wire bus interface digital temperature sensor and explains in detail the design process of control system software and hardware.The whole system takes DS18B20 digital temperature sensor as temperature gathering unit.Single-chip microcomputer is STC89C52.A multi point temperature gathering scheme with low cost and high reliability has been realized.