Siemens SIMATIC S7-200 System Manual page 523

Boolean Instructions
LD Bit Load
LDI Bit Load Immediate
LDN Bit Load Not
LDNI Bit Load Not Immediate
A Bit AND
AI Bit AND Immediate
AN Bit AND Not
ANI Bit AND Not Immediate
O Bit OR
OI Bit OR Immediate
ON Bit OR Not
ONI Bit OR Not Immediate
LDBx IN1, IN2 Load result of Byte Compare
IN1 (x:<, <=,=, >=, >, <>I) IN2
ABx IN1, IN2 AND result of Byte Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
OBx IN1, IN2 OR result of Byte Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
LDWx IN1, IN2 Load result of Word Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
AWx IN1, IN2 AND result of Word Compare
IN1 (x:<, <=,=, >=, >, <>)I N2
OWx IN1, IN2 OR result of Word Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
LDDx IN1, IN2 Load result of DWord Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
ADx IN1, IN2 AND result of DWord Compare
IN1 (x:<, <=,=, >=, >, <>)IN2
ODx IN1, IN2 OR result of DWord Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
LDRx IN1, IN2 Load result of Real Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
ARx IN1, IN2 AND result of Real Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
ORx IN1, IN2 OR result of Real Compare
IN1 (x:<, <=,=, >=, >, <>) IN2
NOT Stack Negation
EU Detection of Rising Edge
ED Detection of Falling Edge
= Bit Assign Value
=I Bit Assign Value Immediate
S Bit, N Set bit Range
R Bit, N Reset bit Range
SI Bit, N Set bit Range Immediate
RI Bit, N
Reset bit Range Immediate
LDSx IN1, IN2 Load result of String Compare
IN1 (x: =, <>) IN2
ASx IN1, IN2 AND result of String Compare
IN1 (x: =, <>) IN2
OSx IN1, IN2 OR result of String Compare
IN1 (x: =, <>) IN2
ALD And Load
OLD Or Load
LPS Logic Push (stack control)
LRD Logic Read (stack control)
LPP Logic Pop (stack control)
LDS N Load Stack (stack control)
AENO And ENO
S7-200 Quick Reference Information
Math, Increment, and Decrement instructions
+I IN1, OUT
Add Integer, Double Integer or Real
+D IN1, OUT
IN1+OUT=OUT
+R IN1, OUT
- -I IN1, OUT
Subtract Integer, Double Integer, or
Real
- -D IN1, OUT
OUT- -IN1=OUT
- -R IN1, OUT
MUL IN1, OUT Multiply Integer (16*16- ->32)
*I IN1, OUT
Multiply Integer, Double Integer, or Real
*D IN1, OUT
IN1 * OUT = OUT
*R IN1, IN2
DIV IN1, OUT Divide Integer (16/16- ->32)
/I IN1, OUT
Divide Integer, Double Integer, or Real
/D, IN1, OUT
OUT / IN1 = OUT
/R IN1, OUT
SQRT IN, OUT Square Root
LN IN, OUT Natural Logarithm
EXP IN, OUT Natural Exponential
SIN IN, OUT Sine
COS IN, OUT Cosine
TAN IN, OUT Tangent
INCB OUT
INCW OUT Increment Byte, Word or DWord
INCD OUT
DECB OUT
DECW OUT Decrement Byte, Word, or DWord
DECD OUT
PID TBL, LOOP PID Loop
Timer and Counter Instructions
TON Txxx, PT On-Delay Timer
TOF Txxx, PT Off-Delay Timer
TONR Txxx, PT Retentive On-Delay Timer
BITIM OUT Beginning Interval Timer
CITIM IN, OUT Calculate Interval Timer
CTU Cxxx, PV Count Up
CTD Cxxx, PV Count Down
CTUD Cxxx, PV Count Up/Down
Real Time Clock Instructions
TODR T Read Time of Day clock
TODW T Write Time of Day clock
TODRX T Read Real Time Clock Extended
TODWX T Set Real Time Clock Extended
Program Control Instructions
END Conditional End of Program
STOP Transition to STOP Mode
WDR WatchDog Reset (300 ms)
JMP N Jump to defined Label
LBL N Define a Label to Jump to
CALL N [N1,...] Call a Subroutine [N1, ... up to 16
optional parameters]
CRET Conditional Return from SBR
FOR INDX,INIT,FINAL
For/Next Loop
NEXT
LSCR N
SCRT N
Load, Transition, Conditional End, and
End Sequence Control Relay
CSCRE
SCRE
DLED IN Diagnostic LED
Appendix G
509