RS-485 上 8051 （接收器）

这是一个8086最小系统的内存扩展，附有程序和Proteus仿真图(This is a 8086 minimum system memory expansion, with programs and Proteus simulation map)

C# 上位机 串口通讯 

说明：  绘制实时曲线，可以为测控设备上位机软件提供解决方案。plc运功控制卡实时曲线显示、饼状图，柱状图等(Drawing real-time curves can provide solutions for PC software of measurement and control equipment. Real-time curve display, pie chart, column chart of PLC power control card)

适合c++初学者，里面的构造函数，拷贝构造函数都涉及到了指针，有一定难度

ASYOUT.C ---- Asynchronous Mode to dial out from D/300SC-E1 -ASYOUT.C---- Asynchronous Mode to dial out from D/300SC-E1

变尺度法DFP求函数极小点（个人编写，改变函数、即可使用）(DFP DFP minimum point of a function)

FlexNet Publisher 11.9.1 Trusted Storage-based Licensing Programming Reference

说明：  111163466经过咔叽 爱国看见；安放假大空；就其可紧密棵； 可；可(HHHH346)

GPS伪距单点定位算法，自己写的。一起交流啊。(GPS pseudo range single point positioning algorithm, written by itself. Exchange it together.)

basic code when you learn objective-c.