windows上可以使用的，一个tftp服务器端。一般用于嵌入式开发板传输代码。-windows can use a the tftp server side. General transmission code for embedded development board.

MODBUS是OSI模型第7层上的应用层报文传输协议，它在连接至不同类型总线或网络的设备之间提供客户机/服务器通信。-MODBUS is an application layer protocol OSI seventh layer model, provides the client/server communication between the connected to different types of bus or network equipment.