RS-422 serial communication based on VC++6.0
Zeng Lian-sun · Information technology newsletter · 2010
This paper bases on a space system ground test items,to complete the receiving and sending data task of a particular model of satellite,firstly introduces the RS-422 communication protocol,and then combines the CP-132UL card made by MOXA company,a solution bases on the MSComm component of Visual C++6.0,which achieves rate to 912.6Kbps bi-directional serial communication.It has verified the stability and accuracy of the space system.Finally the key codes are provided.