建立一个表示多项式的链表，实现多项式的计算。通过文件输入输出...

简单写字板，精选ios编程学习源码，很好的参考资料。(Simple WordPad, selection of learning IOS programming source code, a good reference.)

canape工程，模拟发送报文配置，主要功能详见功能说明(canapeprogect.Analog send message configuration.)

经修改测试，完全可以适用于获取本地服务器的OPC客户端，并且界面功能齐全，实用性好

说明：  实现Ethercat现场通讯的主从站代码实例(An Example of Master-slave Station Code for Ethercat Field Communication)

51单片机采集PT100温度信息，采用ADS1247AD采集模块采集传感器电压，采用算法计算温度值，并利用PID算法控制设定温度大小，温控器件为可控过控制加热丝； 并采用lcd1602液晶显示当前温度与设定温度值；(51 single-chip PT100 temperature information acquisition module using ADS1247AD sensor voltage, using the algorithm to calculate the temperature value, and use the PID algorithm to control the temperature set size, temperature control device for controllable heating wire; LCD1602 LCD is used to display the current temperature and the setting temperature;)

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在n个城市建设通信网络，只需架设n-1条线路即可至少包含10个城市，城市数n由键盘录入，城市坐标由随机函数产生小于100的整数(In the construction of communication network in n cities, only n-1 lines are needed to include at least 10 cities. The number of cities n is input by keyboard, and the coordinates of cities are generated by random functions into integers less than 100.)

AES加解密C语言源代码，可直接运行通过，方便大家借鉴学习(AES encryption and decryption of C language source code, can be directly run by, we facilitate learning from)

通过该函数可以将源图像精确转换成目标图像的尺寸，其中参数interpolation控制源图像如何向目标图像进行映射。

利用STC15内置的6通道PWM，通过直流驱动L298N芯片，控制两直流电机差速运动