This chapter describes structured text, a high level textual language, which is the first of the IEC languages in the set: structured text, function block diagram, ladder diagram, instruction list and sequential function chart.

Inspec keywords: IEC standards; high level languages; control engineering computing; industrial control; structured programming

Other keywords: sequential function chart; high level textual language; instruction list; structured text; ladder diagram; function block diagram; IEC language

Subjects: Control engineering computing