以太网通信源码，以太网控制器采用ENC28J60，微控制器采用STM32F103ZET6，包括以太网控制器初始化，发送数据和接收数据以及主程序-Ethernet communication source, Ethernet controller ENC28J60, micro controller adopts STM32F103ZET6, including Ethernet controller initialization, data sending and receiving data,