Siemens SINUMERIK 802D sl - Page 180

11.4 PLC programming
Starting Up the PLC
11-178
SINUMERIK 802D sl Instruction Manual (BA), 05/2005 Edition
6FC5 397-0CP10-1BA0
INCREMENT, DECREMENT
Instruction Ladder Symbol Valid Operands
Increment
Decrement
Byte
If EN = 1,
a = a + 1
a = a – 1
INC_B
IN
OUT
EN
ENO
Enable: EN
In: VB, IB, QB, MB, AC, Constant LB
Out: VB, IB, QB, MB, AC, LB
Increment
Decrement
Word
If EN = 1,
a = a + 1
a = a – 1
a = /a
INC_W
IN
OUT
EN
ENO
Enable: EN
In: VW, T, C, IW, QW, MW, AC,
Constant, LW
Out: VW, T, C, IW, QW, MW, AC, LW
Increment
Decrement
If EN = 1,
a = a + 1
a = a – 1
INV_DW
IN
OUT
EN
ENO
Enable: EN
In: VD, ID, QD, MD, AC, Constant, LD
Out: VD, ID, QD, MD, AC, LD
LOGIC OPERATIONS
Instruction Ladder Symbol Valid Operands
Byte AND
Byte OR
Byte XOR
If EN = 1,
b = a AND b
b = a OR b
b = a XOR b
WAND_B
IN1
IN2
OUT
EN
ENO
Enable: EN
In: VB, IB, QB, MB, AC, Constant, LB
Out: VB, IB, QB, MB, AC, LB
Word AND
Word OR
Word XOR
If EN = 1,
b = a AND b
b = a OR b
b = a XOR b
WAND_W
IN1
IN2
OUT
EN
ENO
Enable: EN
In: VW, T, C, IW, QW, MW, AC,
Constant, LW
Out: VW, T, C, IW, QW, MW, AC, LW
DWord AND
DWord OR
DWord XOR
If EN = 1,
b = a AND b
b = a OR b
b = a XOR b
WXOR_DW
IN1
IN2
OUT
EN
ENO
Enable: EN
In: VD, ID, QD, MD, AC, Constant, LD
Out: VD, ID, QD, MD, AC, LD
Invert Byte If EN = 1,
a = /a
INC_B
IN
OUT
EN
ENO
Enable: EN
In: VB, IB, QB, MB, AC, Constant, LB
Out: VB, IB, QB, MB, AC, LB
Invert Word If EN = 1,
a = /a
INC_W
IN
OUT
EN
ENO
Enable: EN
In: VW, T, C, IW, QW, MW, AC,
Constant, LW
Out: VW, T, C, IW, QW, MW, AC, LW
Invert DWord If EN = 1,
a = /a
INV_DW
IN
OUT
EN
ENO
Enable: EN
In: VD, ID, QD, MD, AC, Constant, LD
Out: VD, ID, QD, MD, AC, LD