Siemens Sinumerik 802D sl Instruction Manual page 179

Instruction
Count Down
Instruction
Word Add
Word Subtract
DWord Add
DWord Subtract
Multiply
Divide
Add
Subtract
Real Numbers
Multiply
Divide
Real Numbers
Siemens Automation Parts
SINUMERIK 802D sl Instruction Manual (BA), 05/2005 Edition
6FC5 397-0CP10-1BA0
If C = 0,
Value
C =1
bit
MATH OPERATIONS
If EN = 1,
b = a + b
b = b – a
If EN = 1,
b = a + b
b = b – a
If EN = 1,
b = a x b
If EN = 1,
b = b ÷ a
Out:
16 bit remainder
Out+2:
16 bit quotient
If EN = 1,
b = a + b
b = b – a
If EN = 1,
b = a x b
b = b ÷ a
Ladder Symbol
Cnt Down: (CD)
Cxxx
Reset: (R)
CD
CTD
LD
Cxxx:
PV
Preset: (PV)
Ladder Symbol
Enable: EN
ADD_I
In:
EN
ENO
IN1
OUT
IN2
Out:
Enable: EN
SUB_DI
In:
EN
ENO
IN1
Out:
OUT
IN2
Enable: EN
MUL
In:
EN
ENO
IN1
OUT
IN2
Out:
Enable: EN
DIV
In:
EN
ENO
IN1
Out:
OUT
IN2
Enable: EN
ADD_R
In:
EN ENO
IN1
Out:
OUT
IN2
Enable: EN
MUL_R
In:
EN
ENO
IN1
Out:
OUT
IN2
Starting Up the PLC
11.4 PLC programming
Valid Operands
S2
S0
C0 – 31
VW, T, C, IW, QW, MW, AC,
Constant, LW
Valid Operands
VW, T, C, IW, QW, MW, AC,
Constant, LW
VW, T, C, IW, QW, MW, AC, LW
VD, ID, QD, MD, AC, Constant, LD
VD, ID, QD, MD, AC, LD
VW, T, C, IW, QW, MW, AC,
Constant, LW
VD, ID, QD, MD, AC, LD
VW, T, C, IW, QW, MW, AC,
Constant, LW
VD, ID, QD, MD, LD
VD, ID, QD, MD, AC, Constant, LD
VD, ID, QD, MD, AC, LD
VD, ID, QD, MD, AC, Constant, LD
VD, ID, QD, MD, AC, LD
11-177