Difference between revisions of "S7-PCI315:Instruction set"

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|style="width: 6em"| LAR1 ||style="width: 6em"|  ||style="width: 27em"| Load AR1
 
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|style="width: 6em"| NOP ||style="width: 6em"| 0 ||style="width: 27em"| Null operation instruction
 
|style="width: 6em"| NOP ||style="width: 6em"| 0 ||style="width: 27em"| Null operation instruction

Latest revision as of 14:22, 6 August 2012

S7-PCI315 instruction set

The S7-PCI315 PLC has the complete instruction set of the SIMATIC® S7-315 PLC.

Bit logic instructions

Instruction Operand Description
A AND with a scan to "1"
AN AND with a scan to "0"
O OR with scan to "1"
ON OR with scan to "0"
X Exclusive-OR with a scan to "1"
XN Exclusive-OR with a scan to "0"
I of an input
Q of an output
M of a memory flag
L of a local data bit
T of a timer
C of a counter
DBX of a data bit
DIX of an instance data bit
==0 result equal zero
<>0 result unequal zero
>0 result greater than zero
>=0 result greater or equal zero
<0 result less than zero
<=0 result less or equal zero
UO invalid result
OV overflow
OS overflow (saved)
BR binary result

Other boolean logic instructions

Operation Operand Description
A( AND left parenthesis
AN( AND NOT left parenthesis
O( OR left parenthesis
ON( OR NOT left parenthesis
X( Exclusive OR left parenthesis
XN( Exclusive OR NOT left parenthesis
) Right parenthesis
O OR-ing AND operations
NOT Negate RLO
SET Set RLO to "1"
CLR Set RLO to "0"
SAVE Save RLO to the BR bit
Operation Operand Description
= Assign value of RLO
S Set
R Reset
FP Positive edge detection
FN Negative edge detection
I of an input bit
Q of an output bit
M of a flag memory bit
L of a local data bit
DBX of a data bit
DIX of an instance data bit

Master Control Relay

Operation Operand Description
MCRA Activate MCR
MCRD Deactivate MCR
MCR( Open MCR zone
)MCR Close MCR zone

Load / Transfer instructions

Operation Operand Description
L Load operand
T Transfer operand
IB Input byte
IW Input word
ID Input double word
QB Output byte
QW Output word
QD Output double word
MB Memory byte
MW Memory word
MD Memory double word
LB Local data byte
LW Local data word
LD Local data double word
DBB Data block byte
DBW Data block word
DBD Data block double word
DIB Instance data block byte
DIW Instance data block word
DID Instance data block double word
STW Status word
L Const Load constant value
L #Pointer Load pointer
L T Timer
LC T Timer (BCD coded)
L C Counter
LC C Counter (BCD coded)
L DBNO Data block number
L DBLG Data block length
L DINO Instance data block number
L DILG Instance data block length

Peripheral access instructions

Operation Operand Description
L PIB Load peripheral input byte
L PIW Load peripheral input word
L PID Load peripheral input double word
T PQB Transfer peripheral output byte
T PQW Transfer peripheral output word
T PQD Transfer peripheral output double word

Accumulator instructions

Operation Operand Description
PUSH Push accumulators upwards
POP Push accumulators downwards
ENT Push accumulators (without A1) A2->A3, A3->A4
LEAVE Push accumulators (without A1) A4->A3, A3->A2
TAK Change ACCU1 with ACCU2
CAW Change ACCU1 bytes 0 and 1
CAD Change ACCU1 bytes 0 and 3, 1 and 2

Shift and rotating instructions

Operation Operand Description
SLW Shift ACCU1-L left (word shift)
SLD Shift ACCU1 left (double word shift)
SRW Shift ACCU1-L right (word shift)
SRD Shift ACCU1 right (double word shift)
SSI Shift ACCU1-L right (word shift with sign)
SSD Shift ACCU1 right (double word shift with sign)
RLD Rotate ACCU1 left (double word)
RLDA Rotate ACCU1 left through CC1
RRDA Rotate ACCU1 right through CC1
RRD Rotate ACCU1 right (double word)
Const Number of places to shift/rotate
Number of places to shift/rotate located in ACCU2

Timer instructions

Operation Operand Description
SP T Start as impulse
SE T Start as extended impulse
SD T Start as ON-delay
SS T Start as saving ON-delay
SF T Start as OFF-delay
R T Reset timer
FR T Enable timer

Counter instructions

Operation Operand Description
CU C Count up (increment)
CD C Count down (decrement)
S C Set counter
R C Reset counter
FR C Enable counter

Word instructions

Operation Operand Description
AW AND ACCU1-L (AND word)
AD AND ACCU1 (AND double word)
OW OR ACCU1-L (OR word)
OD OR ACCU1 (OR double word)
XOW Exclusive-OR ACCU (XOR word)
XOD Exclusive-OR ACCU (XOR double word)
Const with a word or double word constant
with ACCU2

Arithmetic instructions

Operation Operand Description
==I Integer values equal
<>I Integer values unequal
>I Integer values greater
>=I Integer values greater or equal
<I Integer values less
<=I Integer values less or equal
==D Double integer values equal
<>D Double integer values unequal
>D Double integer values greater
>=D Double integer values greater or equal
<D Double integer values less
<=D Double integer values less or equal
==R Real values equal
<>R Real values unequal
>R Real values greater
>=R Real values greater or equal
<R Real values less
<=R Real values less or equal
SIN Sine of a real value
COS Cosine of a real value
TAN Tangent of a real value
ASIN Arcsine of a real value
ACOS Arccosine of a real value
ATAN Arctanget of a real value
SQR Square a real value
SQRT Square root a real value
EXP e to the power of a real value
LN Natural logarithm of a real value
+I Integer addition
-I Integer subtraction
*I Integer multiplication
/I Integer division
+D Double-integer addition
-D Double-integer subtraction
*D Double-integer multiplication
/D Double-integer division
+R Real addition
-R Real subtraction
*R Real multiplication
/R Real division
MOD Double integer division (modulo)
+ Const Add a constant
+P# Const Add a pointer
DEC decrement ACCU1-LL (one byte)
INC increment ACCU1-LL (one byte)

Data type conversion instructions

Operation Operand Description
ITD Convert integer to double integer
ITB Convert integer to BCD
DTB Convert double integer to BCD
DTR Convert double integer to real
BTI Convert BCD to integer
BTD Convert BCD to double integer
RND Convert real to double integer (round)
RND+ Convert real to double integer (round up)
RND- Convert real to double integer (round down)
TRUNC Convert real to double integer (truncate)
INVI Invert ACCU1-L (integer)
INVD Invert ACCU1 (double integer)
NEGI Negate ACCU1-L (integer)
NEGD Negate ACCU1 (double integer)
NEGR Negate ACCU1 (real)
ABS REAbsolute value (real)

Jump instructions

Operation Operand Description
JU Destination Jump unconditional
JC Destination Jump if RLO = 1
JCB Destination Jump if RLO = 1 (save RLO)
JCN Destination Jump if RLO = 0
JNB Destination Jump if RLO = 0 (save RLO)
JBI Destination Jump if BR = 1
JNBI Destination Jump if BR = 0
JZ Destination Jump if compare result = 0
JN Destination Jump if compare result ≠ 0
JP Destination Jump if compare result > 0
JPZ Destination Jump if compare result >= 0
JM Destination Jump if compare result < 0
JMZ Destination Jump if compare result <= 0
JUO Destination Jump if compare result "Unordered Math Instruction"
JO Destination Jump on overflow
JOS Destination Jump on saved overflow
JL Destination Jump distributor
LOOP Destination Loop programming (decrement ACCU1-L and jump if ≠ 0

Block call instructions

Operation Operand Description
CALL FB Unconditional call of an FB with parameter transfer
CALL FC Unconditional call of an FC with parameter transfer
CALL SFB Unconditional call of an SFB with parameter transfer
CALL SFC Unconditional call of an SFC with parameter transfer
UC FB Unconditional call of an FB without parameter transfer
CC FB Conditional call of an FB without parameter transfer
UC FC Unconditional call of an FC without parameter transfer
CC FC Conditional call of an FC without parameter transfer
BEU End block unconditionally
BEC End block conditionally (RLO = 1)
BE End block
OPN DB Open data block
DI Open instance data block
TDB Exchange data block registers

Indirect adressing instructions

Operation Operand Description
LAR1 Load AR1
LAR2 Load AR2
MD with memory double word
LD with local data double word
DBD with datablock double word
DID with instance data block double word
LAR1 Load AR1 with ACCU1
LAR2 Load AR2 with ACCU1
LAR1 AR2 Load AR1 with AR2
LAR1 P# Load AR1 with pointer
LAR2 P# Load AR2 with pointer
TAR1 Transfer in AR1
TAR2 Transfer in AR2
MD in memory double word
LD in local data double word
DBD in datablock double word
DID in instance data block double word
TAR1 Transfer AR1 in ACCU1
TAR2 Transfer AR2 in ACCU1
TAR1 AR2 Transfer AR1 in AR2
TAR Swap AR1 with AR2
+AR1 Add ACCU1 to AR1
+AR2 Add ACCU1 to AR2
+AR1 P# Add pointer to AR1
+AR2 P# Add pointer to AR2

Program display and null operation instructions

Operation Operand Description
NOP 0 Null operation instruction
NOP 1 Null operation instruction
BLD Const Program display instruction (null operation)
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