Data Shift Instructions; Sft - Omron SYSMAC CP Series Instruction & Reference Manual

Data Shift Instructions

SFT

Instruction
SHIFT REGISTER
Symbol
Applicable Program Areas
Area Step program areas
Usage OK
Operands
Operand
St Starting word
E End word
Operand Specifications
Word addresses
Area
CIO WR HR
St,E OK OK OK
Flags
Name
Error Flag
Function
• When the execution condition on the shift input changes from OFF to ON, all the data from St to E is
shifted to the left by one bit (from the rightmost bit to the leftmost bit), and the ON/OFF status of the
data input is placed in the rightmost bit.
E
Lost
CP1E CPU Unit Instructions Reference Manual(W483)
Mnemonic Variations
SFT ---
Data input
Shift input
Reset input
Description
AR T C DM
--- --- --- ---
Label
P_ER OFF
St+1, St+2, ...
Function
code
010 Operates a shift register.
SFT
SFT(010)
St
St: Starting word
E
E: End word
Subroutines
OK
Data type
UINT
UINT
Indirect DM addresses
Constants
@DM *DM
--- --- ---
Operation
2 Instructions
Function
Interrupt tasks
OK
Size
Variable
Variable
CF Pulse bits TR bits
--- --- ---
St
Status of data input
for each shift input
2-127
2