Updated instruction mnemonics

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Updated instruction mnemonics

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Use duplicate destructive bit detection

Instruction set

Advanced Math Instructions

Log Base 10 (LOG)

Natural Log (LN)

X to the Power of Y (EXPT)

Array (File)/Misc Instructions

Copy File (COP), Synchronous Copy File (CPS)

File Arithmetic and Logic (FAL)

File Average (AVE)

File Fill (FLL)

File Search and Compare (FSC)

File Sort (SRT)

File Standard Deviation (STD)

Size In Elements (SIZE)

Array (File)/Shift Instructions

Bit Shift Left (BSL)

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FIFO Unload (FFU)

LIFO Load (LFL)

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ASCII Conversion Instructions

Lower Case (LOWER)

REAL to String (RTOS)

DINT to String (DTOS)

String to DINT (STOD)

String to REAL (STOR)

Upper Case (UPPER)

ASCII String Instructions

Find String (FIND)

Insert String (INSERT)

Middle String (MID)

String Concatenate (CONCAT)

String Delete (DELETE)

Bit Instructions

Examine If Closed (XIC)

Examine If Open (XIO)

One Shot (ONS)

One Shot Falling (OSF)

One Shot Rising (OSR)

Output Energize (OTE)

Output Latch (OTL)

Output Unlatch (OTU)

Compare Instructions

Compare (CMP)

Equal To (EQ)

Greater Than (GT)

Greater Than or Equal To (GE)

Less Than (LT)

Less Than or Equal To (LE)

Limit (LIMIT)

Mask Equal To (MEQ)

Not Equal To (NE)

Valid Operators

What is zero fill?

Compute/Math Instructions

Absolute Value (ABS)

Add (ADD)

Compute (CPT)

Divide (DIV)

Modulo (MOD)

Multiply (MUL)

Negate (NEG)

Square Root (SQRT)

Subtract (SUB)

For/Break Instructions

Break (BRK)

For (FOR)

Math Conversion Instructions

Convert to BCD (TO_BCD)

Convert to Integer (BCD_TO)

Degrees (DEG)

Radian (RAD)

Truncate (TRUNC)

Move/Logical Instructions

Bit Field Distribute (BTD)

Bitwise And (AND)

Bitwise Exclusive Or (XOR)

Bitwise Inclusive Or (OR)

Bitwise Not (NOT)

Clear (CLR)

Masked Move (MVM)

Move (MOVE)

Swap Byte (SWPB)

Program Control Instructions

Always False (AFI)

JSR Flow Chart (True)

Jump to Label (JMP) and Label (LBL)

Jump to Subroutine (JSR), Subroutine (SBR), and Return (RET)

Master Control Reset (MCR)

MCR Flow Chart (False)

No Operation (NOP)

Temporary End (TND)

Trigger Event Task (EventTrigger)

User Interrupt Disable (UID)/User Interrupt Enable (UIE)

Special Instructions

Anti-reset Windup and Bumpless Transfer From Manual To Auto (PID)

Bumpless Restart (PID)

Cascading Loops (PID)

Controlling a Ratio (PID)

Data Transition (DTR)

Derivative Smoothing (PID)

Diagnostic Detect (DDT)

Feedforward or Output Biasing (PID)

File Bit Comparison (FBC)

Proportional Integral Derivative (PID)

PID Instruction Timing

Setting the Deadband (PID)

Using Output Limiting (PID)

Using PID Instructions

Sequencer Instructions

Sequencer Input (SQI)

Sequencer Load (SQL)

Sequencer Output (SQO)

Timer and Counter Instructions

Count Down (CTD)

Count Up (CTU)

Reset (RES)

Retentive Timer On (RTO)

Timer Off Delay (TOF)

Timer On Delay (TON)

Trigonometric Instructions

Arc Cosine (ACOS)

Arc Sine (ASIN)

Arc Tangent (ATAN)

Two-Argument Arctangent (ATAN2)

Cosine (COS)

Sine (SIN)

Tangent (TAN)

Updated instruction mnemonics

These instruction mnemonics have been updated to conform to IEC 61131-3 and PLCopen standards.

Instruction	Mnemonic in versions 1.05 and earlier	Mnemonic in versions 1.06 and later
Arc Cosine	ACS	ACOS
Arc Sine	ASN	ASIN
Arc Tangent	ATN	ATAN
Convert to BCD	TOD	TO_BCD
Convert to Integer	FRD	BCD_TO
Equal To	EQU	EQ
Greater Than	GRT	GT
Greater Than or Equal To	GEQ	GE
Less Than or Equal To	LEQ	LE
Less Than	LES	LT
Limit	LIM	LIMIT
Move	MOV	MOVE
Not Equal To	NEQ	NE
Square Root	SQR	SQRT
Truncate	TRN	TRUNC
X to the Power of Y	XPY	EXPT

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