Compile A Program of Communication-checkout With Echelon-chart Language
Liu Yong-g · Shandong Electronics · 2004
Since there has been error-co de in communication of PLC and epigyny-computer, we have solved the error-cod e by carrying data and communication-checkout of CRC of echelon-chart language , and following let epigyny-computer calculate CRC, distinguishing correct or e rror of receiving data and deciding give up or use these data.