Current programming methods for programmable logic controllers are relatively simple, but lack many of the features standard in modern high-level languages. In this paper, the authors explain how IEC 1131-3 is set to transform PLC software production.
展开▼
Laboratory of Chromatography, DEPg.Fac.Quimica, Universidad Nacional Autonoma de Mexico Circuito interior Cd Universitaria/CP 04510, Mexico, D.F.Mexico;