Research and Realization of Power Fail Data Protection on EPA Communication Card
Ping Wang · Automation and Instrumentation · 2010
According to the characteristics of EPA communication card,this discussed the data type and preservation occasion of power fail data protection on EPA communication card,introduced the EPA communication card hardware architecture,and as well as the division of Flash,put forward idiographic implement method of power fail protection,and the power fail protection program was realized.The method has been applied in several kinds of EPA intelligent instruments,the application shows that the method realized effectively the preservation and resume of data on EPA communication card.