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CPU

CPU. + 24 VDC. I. IA. U. U. .0. .1. .2. U. U. U. .3. .4. .5. .6. .7. U. U. U. RAM/. 0. 0. 0. 1. 1. 1. 0. 1. Modul. (Flash). Modul. CPU. SBI. Data. KOS. m. P. I/Q. m. RAM. P. P2. P1. IA. RS 232C. m. P. .0. 1. 2. U. U. U. 3. 4. 5. U. U. U.

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CPU

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  1. CPU + 24 VDC I... IA... U U .0 .1 .2 U U U .3 .4 .5 .6 .7 U U U RAM/ 0 0 0 1 1 1 0 1 Modul (Flash) Modul CPU SBI Data KOS m P I/Q m RAM P P2 P1 IA... RS 232C m P .0 1 2 U U U 3 4 5 U U U U 0V 1 1 1 10 Suconet K Q... QA... - +

  2. Hilfsvariablen / Merkerbereiche PS4-150/-200 Basisspeicher max. 32 KByte Frei deklarierbare ca. 2 KByte Betriebssystem Hilfsvariablen Direkt adressierbarer Merkerbereich VAR Anlage_Ein : BOOL ; BCD_Wert : WORD ; Ana_In : UINT ; END_VAR min. %MB0.0.0.0 max. %MB0.0.0.16383 Anlage_Ein } BCD_Wert Ana_In

  3. Programmparameter  Merkerbereiche Benutzter Merkerbereich Warmstart Remanenz Kaltstart Remanenz Programmparameter

  4. Externe Speichermodule

  5. Hersteller-FB  WriteMC 511 510 509 508 . . . 24 23 22 . . . 3 2 1 0 Schreibdatenfeld (ANY_ARRAY) WriteMC SourceAddress Strobe SegmentNumber DataLength ANY_ARRAY Schreiben_ausloesen 23 16 BOOL UINT USINT BOOL UINT USINT Active MaxSegmentNumber Error } Max. 128 Byte je Segment 64 K Byte Flash-Memory-Modul FB_Schreiben 23 VAR FB_Schreiben : WriteMC ; Schreibdatenfeld : ARRAY [0..15] OF USINT ; Schreiben_ausloesen AT %I0.0.0.0.0 : BOOL ; END_VAR

  6. Hersteller-FB  ReadMC 511 510 509 508 . . . 24 23 22 . . . 3 2 1 0 Lesedatenfeld (ANY_ARRAY) ReadMC DestinationAddress Strobe SegmentNumber DataLength ANY_ARRAY Lesen_ausloesen 23 16 BOOL UINT USINT BOOL UINT USINT Active MaxSegmentNumber Error } Max. 128 Byte je Segment 64 K Byte Flash-Memory-Modul FB_Lesen 23 VAR FB_Lesen : ReadMC ; Lesedatenfeld : ARRAY [0..15] OF USINT ; Lesen_ausloesen AT %I0.0.0.1.0 : BOOL ; END_VAR

  7. Abbildregister / Peripherieoperanden I0 I1 I0 .0 .1 .2 .3 .4 .5 .6 .7 .0 .1 .0 .1 .2 Sys Sys I Q I Q ST %Q0.0.0.0.4 ST %QP0.0.0.0.4 Cycle Cycle Q0 Q0 .0 .1 .2 .3 .4 .5 .0 .1 .2 .3 .4 .5 VAR VAR In 2_Peripherie AT %IP0.0.0.0.2 : BOOL_EXP ; IN 2 AT %I0.0.0.0.2 : BOOL; Out 4_Peripherie AT %QP0.0.0.0.4 : BOOL_EXP ; Out 4 AT %Q0.0.0.0.4 : BOOL; END_VAR END_VAR LD %IP0.0.0.0.2 LD %I0.0.0.0.2

  8. Nachrichtenbits der Funktion PLC_Message Prototyp der Funktion PLC_Message BOOL MESSAGE_TYPE TYPE Message_Type; (ISA, (*Erster Zyklus nach Start*) IRE, (*RESET-Knopf wurde betätigt*) IFO, (*Forcen im RUN aktiv*) REC, (*Rest-Zyklus nach Wiederanlauf wird gefahren*) ICS, (*Steuerung wurde kaltgestartet*) NKD_1, (*Neue Daten an SBI 1*) NKD_2, (*Neue Daten an SBI 2*) NKD_3, (*Neue Daten an SBI 3*) ) := ISA; END_TYPE

  9. Interrupt – Verarbeitung (1) max. 3KHz FB_Alarme: I1 I0 .0 .1 .0 .1 .2 FB Counter Alarm Sub Routine Sys I Q (FB) max. 5 ms Edge Alarm Ereignis Cycle Alarm + 1 Timer Alarm Q0 .0 .1 .2 .3 .4 .5

  10. Interrupt – Verarbeitung (2) CounterAlarm EnableDisable Freigabe-Signal BOOL Number Hardware-Kanal USINT Predivide Vorteiler UINT Error USINT SetpointValue UINT CountValue UINT SubRoutine ANY_FUNKTION_BLOCK UINT CallUpNumber ERROR 0 => o.K. SetpointValue Alarm-Routine 1 => Soll = 0 max. 5 ms = ca.1000 2 => Predivide = 0 n = 1...65535 Awl-Anweisungen n = Soll VAR_EXTERNAL Anwender FB ... BOOL_EXP END_VAR Anwender FB

  11. Bereichseingrenzungen VAR Eingangswert AT%IB0.0.0.0 : USINT; für Eingangswerte Sollwert : USINT (50..150); END_VAR LD Eingangswert AWL: ST Sollwert VAR Ana_Out AT%QAW0.0.0.0 : UINT(100..200); für Ausgangswerte END_VAR

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