Mitsubishi MELSEC Q Series

Common Instructions22

Abbreviations and Generic Names25

Types of Instructions30

How to Read Instruction Tables32

Application Instructions57

Rotation Instructions60

Shift Instructions61

Bit Processing Instructions62

Data Processing Instructions63

Switching Instructions79

Clock Instructions80

Expansion Clock Instruction83

Instructions for Data Link87

Multiple CPU Dedicated Instruction88

Multiple CPU High-Speed Transmission Dedicated Instruction89

Redundant System Instructions (for Redundant CPU)90

Configuration of Instructions92

Designating Data93

Using Word (16 Bits) Data94

Using Double Word Data (32 Bits)96

Using Real Number Data98

Using Character String Data101

Indexing102

Index107

Indirect Specification113

Reducing Instruction Processing Time115

Operation Processing with Standard Device Registers (Z) (Universal Model QCPU and LCPU Only)116

Cautions on Programming (Operation Errors)117

Conditions for Execution of Instructions123

Counting Step Number124

Operation When the OUT, SET/RST, or PLS/PLF Instructions Use the same Device130

Precautions for Use of File Registers135

Contact Instructions144

Ldp,Ldf,Andp,Andf,Orp,Orf147

Pulse Operation Start, Pulse Series Connection, Pulse Parallel Connection147

Pulse NOT Operation Start, Pulse NOT Series Connection, Pulse NOT Parallel Connection (LDPI,LDFI,ANDPI,ANDFI,ORPI,ORFI)149

Association Instructions152

Ladder Block Series Connection and Parallel Connection (ANB,ORB)152

Operation Results Push,Read,Pop (MPS,MRD,MPP)154

Operation Results Inversion (INV)157

Operation Result Conversions (MEP,MEF)159

Pulse Conversions of Edge Relay Operation Results (EGP,EGF)160

Output Instructions162

Out Instruction (Excluding Timers, Counters, and Annunciators) (OUT)162

Timers (out T,OUTH T)164

Counter (out C)168

Annunciator Output (out F)170

Setting Devices (Except for Annunciators) (SET)172

Resetting Devices (Except for Annunciators) (RST)174

Setting and Resetting the Annunciators (SET F,RST F)177

Leading Edge and Trailing Edge Outputs (PLS,PLF)179

Bit Device Output Reverse (FF)182

Pulse Conversions of Direct Outputs (DELTA(P))184

Shift Instructions186

Master Control Instructions189

Setting and Resetting the Master Control (MC,MCR)189

Termination Instructions193

End Main Routine Program (FEND)193

End Sequence Program (END)195

Other Instructions197

Sequence Program Stop (STOP)197

No Operations (NOP,NOPLF199

Comparison Operation Instructions204

BIN 16-Bit Data Comparisons (=,<>,>,<=,<,>=)204

BIN 32-Bit Data Comparisons (D=,D<>,D>,D<=,D<,D>=)206

Floating Decimal Point Data Comparisons (Single Precision)208

Floating Decimal Point Data Comparisons (Single Precision) (E=,E<>,E>,E<=,E<,E>=)208

(Ed=,Ed<>,Ed>,Ed<=,Ed<,Ed>=)210

Character String Data Comparisons ($=,$<>,$>,$<=,$<,$>=)213

Bkcmp P)217

Dbkcmp P)220

Arithmetic Operation Instructions224

BIN 16-Bit Addition and Subtraction Operations (+(P),-(P))224

BIN 32-Bit Addition and Subtraction Operations (D+(P),D-(P))228

BIN 16-Bit Multiplication and Division Operations (*(P),/(P))232

BIN 32-Bit Multiplication and Division Operations (D*(P),D/(P))234

BCD 4-Digit Addition and Subtraction Operations (B+(P),B-(P))236

BCD 8-Digit Addition and Subtraction Operations (DB+(P),DB-(P))240

BCD 4-Digit Multiplication and Division Operations (B*(P),B/(P))244

BCD 8-Digit Multiplication and Division Operations (DB*(P),DB/(P))246

Addition and Subtraction of Floating Decimal Point Data248

Addition and Subtraction of Floating Decimal Point Data (Double Precision) (ED+(P),ED-(P))252

Multiplication and Division of Floating Decimal Point Data256

(Single Precision) (E*(P),E/(P))256

Multiplication and Division of Floating Decimal Point Data (Double Precision) (ED*(P),ED/(P))258

Block Addition and Subtraction (BK+(P),BK-(P))261

BIN 32-Bit Data Block Addition and Subtraction Operations (DBK+(P),DBK-(P))264

Linking Character Strings ($+(P))268

Incrementing and Decrementing 16-Bit bin Data (INC(P),DEC(P))272

Incrementing and Decrementing 32-Bit bin Data (DINC(P),DDEC(P))274

Data Conversion Instructions276

Conversion from bin Data to 4-Digit and 8-Digit BCD (BCD(P),DBCD(P))276

Conversion from BCD 4-Digit and 8-Digit Data to bin Data (bin(P),DBIN(P))278

Conversion from bin 16 and 32-Bit Data to Floating Decimal Point (Single Precision) (FLT(P),DFLT(P))281

Conversion from bin 16 and 32-Bit Data to Floating Decimal Point (Double Precision) (FLTD(P),DFLTD(P))284

Conversion from Floating Decimal Point Data to BIN16- and 32-Bit Data (Single Precision) (INT(P),DINT(P))286

Conversion from Floating Decimal Point Data to BIN16- and 32-Bit Data (Double Precision) (INTD(P),DINTD(P))289

Conversion from bin 16-Bit to bin 32-Bit Data (DBL(P))291

Conversion from bin 32-Bit to bin 16-Bit Data (WORD(P))292

Conversion from bin 16 and 32-Bit Data to Gray Code (GRY(P),DGRY(P))293

Conversion of Gray Code to bin 16 and 32-Bit Data (GBIN(P),DGBIN(P))295

Complement of 2 of bin 16- and 32-Bit Data (Sign Reversal) (NEG(P),DNEG(P))297

Floating-Point Sign Invertion (Single Precision) (ENEG(P))299

Floating-Point Sign Invertion (Double Precision) (EDNEG(P))300

Conversion from Block bin 16-Bit Data to BCD 4-Digit Data (BKBCD(P))301

Conversion from Block BCD 4-Digit Data to Block bin 16-Bit Data (BKBIN(P))303

Single Precision to Double Precision Conversion (ECON(P))305

Double Precision to Single Precision Conversion (EDCON(P))307

Data Transfer Instructions309

Block 16-Bit Data Exchanges (BXCH(P))331

Upper and Lower Byte Exchanges (SWAP(P))333

Pulse Width Modulation (PWM)370

Matrix Input (MTR)372

Application Instructions375

Logical Operation Instructions376

Block Logical Products (BKAND(P))383

Logical Sums of 16-Bit and 32-Bit Data (WOR(P),DOR(P))385

Block Logical Sum Operations (BKOR(P))391

16-Bit and 32-Bit Exclusive or Operations (WXOR(P),DXOR(P))393

Block Exclusive or Operations (BKXOR(P))399

16-Bit and 32-Bit Data Exclusive nor Operations (WXNR(P),DXNR(P))401

Block Exclusive nor Operations (BKXNR(P))407

Rotation Instruction409

Right Rotation of 32-Bit Data (DROR(P),DRCR(P))415

Left Rotation of 32-Bit Data (DROL(P),DRCL(P))418

Shift Instruction420

N-Bit Shift to Right or Left of 16-Bit Data (SFR(P),SFL(P))420

1-Bit Shift to Right or Left of N-Bit Data (BSFR(P),BSFL(P))423

N-Bit Shift to Right or Left of N-Bit Data (SFTBR(P),SFTBL(P))425

1-Word Shift to Right or Left of N-Word Data (DSFR(P),DSFL(P))428

N-Bit Shift to Right or Left of N-Word Data (SFTWR(P),SFTWL(P))430

Bit Processing Instructions433

Bit Tests (TEST(P),DTEST(P))435

Batch Reset of Bit Devices (BKRST(P))438

Data Processing Instructions440

Bit and 32-Bit Data Checks (SUM(P),DSUM(P))443

Decoding from 8 to 256 Bits (DECO(P))445

Encoding from 256 to 8 Bits (ENCO(P))447

Segment Decode (SEG(P))449

Bit Dissociation of 16-Bit Data (DIS(P))451

Bit Linking of 16-Bit Data (UNI(P))453

Dissociation or Linking of Random Data (NDIS(P),NUNI(P))455

Data Dissociation and Linking in Byte Units (WTOB(P),BTOW(P))459

Maximum Value Search for 16- and 32-Bit Data (MAX(P),DMAX(P))463

Minimum Value Search for 16- and 32-Bit Data (MIN(P),DMIN(P))466

BIN 16 and 32 Bits Data Sort Operations (SORT,DSORT)469

Calculation of Totals for 16-Bit Data (WSUM(P))473

Calculation of Totals for 32-Bit Data (DWSUM(P))475

Calculation of Averages for 16-Bit or 32-Bit Data (MEAN(P),DMEAN(P))477

Structure Creation Instructions479

Forced End of for to NEXT Instruction Loop (BREAK(P))482

Subroutine Program Calls (CALL(P))484

Return from Subroutine Programs (RET)489

Subroutine Program Output off Calls (FCALL(P))490

Subroutine Calls between Program Files (ECALL(P))494

Subroutine Output off Calls between Program Files (EFCALL(P))499

Subroutine Program Call (XCALL)503

Refresh Instruction (COM)508

Select Refresh Instruction (COM)511

Select Refresh Instruction (CCOM(P))516

Index Modification of Entire Ladder (IX,IXEND)517

Data Table Operation Instructions524

Reading Oldest Data from Tables (FIFR(P))526

Reading Newest Data from Data Tables (FPOP(P))528

Deleting and Inserting Data from and in Data Tables (FDEL(P),FINS(P))530

Buffer Memory Access Instruction533

Writing 1-/2-Word Data to Intelligent Function Module (to(P),DTO(P))536

Display Instructions539

Print Comment Instruction (PRC)542

Error Display and Annunciator Reset Instruction (LEDR)545

Debugging and Failure Diagnosis Instructions548

Changing Check Format of CHK Instruction (CHKCIR,CHKEND)552

Character String Processing Instructions556

Reading Device Comment Data (COMRD(P))574

Character String Length Detection (LEN(P))577

Conversion from bin 16-Bit or 32-Bit to Character String (STR(P),DSTR(P))579

Conversion from Character String to bin 16-Bit or 32-Bit Data (VAL(P),DVAL(P))585

Conversion from Floating Decimal Point to Character String Data (ESTR(P))590

Conversion from Character String to Floating Decimal Point Data (EVAL(P))597

Conversion from Hexadecimal bin to ASCII (ASC(P))601

Conversion from ASCII to Hexadecimal bin (HEX(P))603

Extracting Character String Data from the Right or Left (RIGHT(P),LEFT(P))605

Random Selection from and Replacement in Character Strings MIDR(P),MIDW(P))608

Character String Search (INSTR(P))612

Insertion of Character String (STRINS(P))614

Deletion of Character String (STRDEL(P))616

Floating Decimal Point to BCD (EMOD(P))618

From BCD Format Data to Floating Decimal Point (EREXP(P))621

Special Function Instructions623

SIN Operation on Floating-Point Data (Double Precision) (sind(P))625

COS Operation on Floating-Point Data (Single Precision) (COS(P))627

COS Operation on Floating-Point Data (Double Precision) (COSD(P))629

TAN Operation on Floating-Point Data (Single Precision) (tan(P))631

TAN Operation on Floating-Point Data (Double Precision) (TAND(P))633

Conversion from Floating-Point Angle to Radian (Single Precision) (RAD(P))648

Conversion from Floating-Point Angle to Radian (Double Precision) (RADD(P))650

Conversion from Floating-Point Radian to Angle (Single Precision) (DEG(P))652

Conversion from Floating-Point Radian to Angle (Double Precision) (DEGD(P))654

Exponentiation Operation on Floating-Point Data (Single Precision) (POW(P))656

Exponentiation Operation on Floating-Point Data (Single Precision) (POWD(P))658

Square Root Operation for Floating-Point Data (Single Precision) (SQR(P))660

Square Root Operation for Floating-Point Data (Double Precision) (SQRD(P))662

Exponent Operation on Floating-Point Data (Single Precision) (EXP(P))664

Exponent Operation on Floating-Point Data (Double Precision) (EXPD(P))667

Natural Logarithm Operation on Floating-Point Data (Single Precision) (LOG(P))669

Random Number Generation and Series Updates (RND(P),SRND(P))677

BCD 4-Digit and 8-Digit Square Roots (BSQR(P),BDSQR(P))679

BCD Type sin Operation (BSIN(P))682

BCD Type COS Operations (BCOS(P))684

BCD Type tan Operation (BTAN(P))686

Data Control Instructions694

BIN 16-Bit and 32-Bit Dead Band Controls (BAND(P),DBAND(P))697

Zone Control for bin 16-Bit and bin 32-Bit Data (ZONE(P),DZONE(P))700

Scaling (Point-By-Point Coordinate Data) (SCL(P),DSCL(P))703

Scaling (Point-By-Point Coordinate Data) (SCL2(P),DSCL2(P))707

File Register Switching Instructions710

Setting Files for File Register Use (QDRSET(P))712

File Setting for Comments (QCDSET(P))715

Clock Instructions717

Writing Clock Data (DATEWR(P))719

Clock Data Addition Operation (DATE+(P))721

Clock Data Subtraction Operation (DATE-(P))723

Time Data Conversion (from Hour/Minute/Second to Second) (SECOND(P))725

Time Data Conversion (from Second to Hour/Minute/Second) (HOUR(P))727

Date Comparison (DT=,DT<>,DT>,DT<=,DT<,DT>=)729

Clock Comparison (TM=,TM<>,TM>,TM<=,TM<,TM>=)734

Expansion Clock Instructions739

Expansion Clock Data Addition Operation (S(P).DATE+)742

Expansion Clock Data Subtraction Operation (S(P).DATE-)745

Program Control Instructions748

Program Standby Instruction (PSTOP(P))750

Program Output off Standby Instruction (POFF(P))751

Program Scan Execution Registration Instruction (PSCAN(P))753

Program Low Speed Execution Registration Instruction (PLOW(P))755

Program Execution Status Check Instruction (PCHK)757

Other Instructions759

Timing Pulse Generation (DUTY)761

Time Check Instruction (TIMCHK)763

Direct 1-Byte Read from File Register (ZRRDB(P))764

File Register Direct 1-Byte Write (ZRWRB(P))766

Indirect Address Read Operations (ADRSET(P))768

Numerical Key Input from Keyboard (KEY)769

Batch Save or Recovery of Index Register (ZPUSH(P),ZPOP(P))773

Reading Module Information (UNIRD(P))775

Reading Module Model Name (TYPERD(P))782

Trace Set/Reset (TRACE,TRACER)787

Writing Data to Designated File (SP.FWRITE)789

Reading Data from Designated File (SP.FREAD)801

Writing Data to Standard ROM (SP.DEVST)813

Read Data from Standard ROM (S(P).DEVLD)815

Load Program from Memory Card (PLOADP)817

Unload Program from Program Memory (PUNLOADP)820

Load + Unload (PSWAPP)822

High-Speed Block Transfer of File Register (RBMOV(P))825

User Message (UMSG)830

Safety Precautions851

Conditions of Use for the Product852

Revisions853

Introduction854

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