Her little brother, because the company needs to develop 485 communication protocol software, realize the remote reading data, and monitoring, but has no experience in this aspect of the development the younger brother previously developed form and the database

CodePudding user response:

This is a serial port communication, don't need what book, baidu the c # serial port communication,

CodePudding user response:

reference 1/f, the knights templar 18 response:

this is a serial port communication, don't need what book, baidu the c # serial port communication,