Statement list (STL) and structured Control language (SCL) are the text-oriented programming languages in the programming software STEP 7. Now in its fourth edition, this book is an introduction into ...

This book gives an introduction to Structured Text (ST), used in Programmable Logic Control (PLC). The book can be used for all types of PLC brands including Siemens Structured Control Language (SCL) ...

SAS/AF software includes an enhanced SAS Component Language (formerly called Screen Control Language). In addition to supporting all of the functionality of Version 6 Screen Control Language, SCL now ...