【摘要】 介绍了电冰箱温度自动测试系统中,以总线为基础的数据采集模块的设计方案,该数据采集模块的功能、硬件电路及工作过程、软件设计方法以及数据交换功能的实现。传感器模块的主要作用是进行数据采集,数据处理,接收上位机的测试指令,完成数据传输以及校验等工作。实际安装运行中数据采集模块具有结构简单、转换速度快、高精度、高可靠性、成本低等特点。更多还原

【Abstract】 The fridge temperature auto test system is introduced in this paper.The data acquisition module design scheme that takes the bus as the base.Introduce that the data acquisition module meritorious service capacity.Hardware electric circuit and work process.Software design means along with data exchange meritorious service capacity realization.The main action of that sensor module is carrying on the data acquisition.Data handling,Receiving super ordinate engine test instruction.Work such as data transmission along with check and so on are completed.The data are collected the module to have the composition easy during the practice is fixed to run.更多还原