Use computer' s serial port to relay " and suck" , " off" control. Further use of the relay normally open or normally closed contacts to control all kinds of electrical appliances and equipment " on" and " off." It is divided into upper and lower machine

原创VB串口继电器控制实验
........................\JDQ
........................\JDQ.c
........................\JDQ.hex
........................\JDQ.lnp
........................\JDQ.LST
........................\JDQ.M51
........................\JDQ.OBJ
........................\JDQ.Opt
........................\JDQ.plg
........................\JDQ.Uv2
........................\JDQ_Opt.Bak
........................\JDQ_Uv2.Bak
........................\VB上位机源码
........................\............\frmMain.frm
........................\............\frmMain.frx
........................\............\frmMain.log
........................\............\JDQ.exe
........................\............\JDQ.vbp
........................\............\JDQ.vbw
........................\............\MSSCCPRJ.SCC
........................\实验说明.txt

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