基于STC单片机的电机电阻自动测量系统
Value Engineering(2012)
Abstract
介绍了基于STC单片机控制的电阻自动测量系统的结构和功能。该设计依据四引线测量法,采用AD620芯片作为仪表放大器、ICL7135为AD转换器构成测量电路。该测量系统具有测量精度高、性能可靠、智能化等优点。
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Key words
automatical measurement,SCM system,constant current source
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