自己编写的测试以太网的软件，完善到特定领域可以进一步用做以太网上位机软件的实用程序，本部分是本人开发以太网上位机软件的测试程序所有源代码。-I have written test Ethernet software, improve specific areas that can further be used as Ethernet Host Computer software, utilities, this section is my Ethernet Host Computer soft