Logix5000 Controllers General Instructions - SLAC Confluence

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384 Array (File)/Misc. <strong>Instructions</strong> (FAL, FSC, COP, CPS, FLL, AVE, SRT, STD, SIZE)Size In Elements (SIZE)The SIZE instruction finds the size of a dimension of an array.Operands:Relay LadderOperand Type Format DescriptionSourceSINTarray tagarray on which the instruction is to operateINTDINTREALstructurestringDimensionto VaryDINTimmediate(0, 1, 2)dimension to use:For The Size OfEnterfirst dimension 0second dimension 1third dimension 2SizeSINTINTtagtag to store the number of elements in thespecified dimension of the arrayDINTREALStructured TextSIZE(Source,Dimtovary,Size);Description:Arithmetic Status Flags:The operands are the same as those for the relay ladderSIZE instruction.The SIZE instruction finds the number of elements (size) in thedesignated dimension of the Source array and places the result in theSize operand.• The instruction finds the size of one dimension of an array.• The instruction operates on an:– array– array in a structure– array that is part of a larger arraynot affectedPublication 1756-RM003I-EN-P - January 2007
Array (File)/Misc. <strong>Instructions</strong> (FAL, FSC, COP, CPS, FLL, AVE, SRT, STD, SIZE) 385Fault Conditions:none.Execution:Condition Relay Ladder Action Structured Text Actionprescan The rung-condition-out is set to false. No action taken.rung-condition-in is false The rung-condition-out is set to false. narung-condition-in is true The instruction executes.naThe rung-condition-out is set to true.EnableIn is set na EnableIn is always set.The instruction executes.instruction execution The instruction finds the size of a dimension. The instruction finds the size of a dimension.postscan The rung-condition-out is set to false. No action taken.Example 1:Find the number of elements in dimension 0 (first dimension) ofarray_a. Store the size in array_a_size. In this example, dimension 0of array_a has 10 elements.Relay LadderSIZESize in ElementsSource array_a[0]255Dim. To Vary 0Size array_a_size10Structured TextSIZE(array_a,0,array_a_size);Publication 1756-RM003I-EN-P - January 2007
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Logix5000Controllers GeneralInstruc
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Table of ContentsSummary of Changes
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Table of Contents 7Extended Error C
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Table of Contents 9Array (File)/Mis
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Table of Contents 11Set the deadban
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14 Table of ContentsPublication 175
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16 Summary of ChangesNotes:Publicat
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18 PrefacePurpose of This ManualThi
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20 PrefaceRelay ladder rung conditi
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22 PrefaceNotes:Publication 1756-RM
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24 Instruction LocatorInstruction:
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30 Instruction LocatorPublication 1
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32 Digital Alarm Instruction (ALMD)
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48 Analog Alarm Instruction (ALMA)A
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50 Analog Alarm Instruction (ALMA)S
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52 Analog Alarm Instruction (ALMA)I
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54 Analog Alarm Instruction (ALMA)I
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56 Analog Alarm Instruction (ALMA)O
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62 Analog Alarm Instruction (ALMA)E
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64 Analog Alarm Instruction (ALMA)E
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70 Bit Instructions (XIC, XIO, OTE,
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96 Timer and Counter Instructions (
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98 Timer and Counter Instructions (
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100 Timer and Counter Instructions
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140 Input/Output Instructions (MSG,
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206 Compare Instructions (CMP, EQU,
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248 Compute/Math Instructions (CPT,
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284 Move/Logical Instructions (MOV,
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332 Array (File)/Misc. Instructions
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434 Sequencer Instructions (SQI, SQ
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436 Program Control Instructions (J
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472 For/Break Instructions (FOR, FO
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480 Special Instructions (FBC, DDT,
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522 Trigonometric Instructions (SIN
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546 Advanced Math Instructions (LN,
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556 Math Conversion Instructions (D
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572 ASCII Serial Port Instructions
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606 ASCII String Instructions (CONC
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620 ASCII Conversion Instructions (
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636 Common AttributesInstructions e
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638 Common AttributesIf you use a S
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640 Common AttributesREAL to an int
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642 Function Block AttributesUse th
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644 Function Block AttributesOrder
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646 Function Block AttributesDo not
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648 Function Block AttributesCreate
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650 Function Block AttributesTiming
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652 Function Block AttributesCommon
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654 Function Block AttributesOvervi
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656 Function Block AttributesThe Pr
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658 Function Block AttributesProgra
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660 Structured Text ProgrammingTerm
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662 Structured Text ProgrammingThe
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664 Structured Text ProgrammingIn s
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666 Structured Text ProgrammingFor
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668 Structured Text ProgrammingUse
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670 Structured Text ProgrammingInst
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672 Structured Text ProgrammingIF..
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674 Structured Text ProgrammingExam
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676 Structured Text Programmingopti
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678 Structured Text ProgrammingFOR
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682 Structured Text ProgrammingThe
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684 Structured Text ProgrammingREPE
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688 Structured Text ProgrammingFor
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IndexAABL instruction 575ABS instru
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Index 693DEG 556FRD 565introduction
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Index 695sequencer 421serial port 5
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Index 697program/operator controlov
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Index 699timer on delay with reset
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Pub. Title/Type Logix5000 Controlle
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Rockwell AutomationSupportRockwell
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