Based on the MFC development platform,this paper designs and develops a network serial server based on the 103 communication protocol. This server is used to manage embedded lower computer equipment. The design and implementation of the server are divided into three parts: the construction of the network server,the construction of the serial server and the realization of the function module. The function of network server is to receive data sent by lower computer through network communication,and to make real-time displays of the current state...