Sftr, Applicable program areas operands, Flags – Omron SYSMAC CP CP1E-N@@D@-@ User Manual
Page 165: 2 instructions, C: control word, Operand specifications
2-129
2 Instructions
CP1E CPU Unit Instructions Reference Manual(W483)
Data Sh
ift I
n
stru
ctio
ns
2
SFTR
SFTR
Applicable Program Areas
Operands
C: Control Word
Note St and E must be in the same data area.
Operand Specifications
Flags
Instruction
Mnemonic
Variations
Function
code
Function
REVERSIBLE SHIFT REGIS-
TER
SFTR
@SFTR
084
Creates a shift register that shifts data to either the
right or the left.
Symbol
SFTR
Area
Step program areas
Subroutines
Interrupt tasks
Usage
OK
OK
OK
Operand
Description
Data type
Size
C
Control word
UINT
1
St
Starting word
UINT
Variable
E
End word
UINT
Variable
Area
Word addresses
Indirect DM addresses
Constants
CF
Pulse bits
TR bits
CIO
WR
HR
AR
T
C
DM
@DM
*DM
C,St,E
OK
OK
OK
OK
OK
OK
OK
OK
OK
---
---
---
---
Name
Label
Operation
Error Flag
P_ER
• ON when St is greater than E.
• OFF in all other cases.
Carry Flag
P_CY
• ON when 1 is shifted into it.
• OFF when 0 is shifted into it.
• OFF when reset is set to 1.
SFTR(084)
C
St
E
C: Control word
St: Starting word
E: End word
15 14 13 12
Data input
Reset
Shift input
Shift direction
1 (ON): Left
0 (OFF): Right