NORD Drivesystems BU0000 - Handbuch (Seite 5)

Inhaltsverzeichnis
5 © NORD DRIVESYSTEMS 2012 BU 0000 DE
..........................................................................................................................71 9.2.2.2 Eingabefenster
..........................................................................................................................71 9.2.2.3 Watch- & Breakpoint Anzeigefenster
..........................................................................................................................72 9.2.2.4 PLC Meldungsfenster
..............................................................................................................................................72 9.2.3 Programm in den FU laden
..............................................................................................................................................72 9.2.4 Debugging
..........................................................................................................................73 9.2.4.1 Beobachtungspunkte (Watchpoints)
..........................................................................................................................73 9.2.4.2 Haltepunkte (Breakpoints)
..........................................................................................................................73 9.2.4.3 Einzelschritt (Single Step)
..............................................................................................................................................73 9.2.5 PLC Konfiguration
.......................................................................................................................................74 9.3 Sprachen
..............................................................................................................................................74 9.3.1 AWL (Instruction List, IL)
..........................................................................................................................74 9.3.1.1 Allgemein
..........................................................................................................................74 9.3.1.1.1 Datentypen
..........................................................................................................................74 9.3.1.1.2 Literale
..........................................................................................................................75 9.3.1.1.3 Kommentare
..........................................................................................................................76 9.3.1.1.4 Sprungmarke
..........................................................................................................................76 9.3.1.1.5 Funktionsaufrufe
..........................................................................................................................77 9.3.1.1.6 Bitweiser Zugriff auf Variablen
..............................................................................................................................................77 9.3.2 Strukturierter Text (ST)
..........................................................................................................................77 9.3.2.1 Allgemein
..........................................................................................................................77 9.3.2.1.1 Datentypen in ST
..........................................................................................................................78 9.3.2.1.2 Zuweisungsoperator
..........................................................................................................................78 9.3.2.1.3 Aufruf von Funktionsblöcken in ST
..........................................................................................................................78 9.3.2.1.4 Auswertung von Ausdrücken
..........................................................................................................................79 9.3.2.2 Anweisungen
..........................................................................................................................79 9.3.2.2.1 RETURN
..........................................................................................................................79 9.3.2.2.2 IF
..........................................................................................................................79 9.3.2.2.3 CASE
..........................................................................................................................80 9.3.2.2.4 FOR-Schleife
..........................................................................................................................81 9.3.2.2.5 REPEAT-Schleife
..........................................................................................................................81 9.3.2.2.6 WHILE-Schleife
..........................................................................................................................82 9.3.2.2.7 Exit
.......................................................................................................................................82 9.4 Operatoren
..............................................................................................................................................82 9.4.1 Arithmetische Operatoren
..........................................................................................................................82 9.4.1.1 ABS
..........................................................................................................................83 9.4.1.2 ADD und ADD(
..........................................................................................................................83 9.4.1.3 DIV und DIV(
..........................................................................................................................84 9.4.1.4 LIMIT
..........................................................................................................................84 9.4.1.5 MAX
..........................................................................................................................85 9.4.1.6 MIN
..........................................................................................................................85 9.4.1.7 MUX
..........................................................................................................................85 9.4.1.8 MOD und MOD(
..........................................................................................................................86 9.4.1.9 MUL und MUL(
..........................................................................................................................86 9.4.1.10 SUB und SUB(
..............................................................................................................................................87 9.4.2 Erweiterte mathematische Operatoren