360
Data Shift Instructions Section 3-9
Example When CIO 000000 is ON in the following example, MOVRW(561) writes the
PLC memory address for the PV of timer T0000 to IR1.
3-9 Data Shift Instructions
This section describes instructions used to shift data within or between words,
but in differing amounts and directions.
S:
Internal I/O memory address
Instruction Mnemonic Function code Page
SHIFT REGISTER SFT 010 361
REVERSIBLE SHIFT REGIS-
TER
SFTR 084 362
ASYNCHRONOUS SHIFT
REGISTER
ASFT 017 365
WORD SHIFT WSFT 016 368
ARITHMETIC SHIFT LEFT ASL 025 370
DOUBLE SHIFT LEFT ASLL 570 371
ARITHMETIC SHIFT RIGHT ASR 026 373
DOUBLE SHIFT RIGHT ASRL 571 374
ROTATE LEFT ROL 027 376
DOUBLE ROTATE LEFT ROLL 572 378
ROTATE LEFT WITHOUT
CARRY
RLNC 574 383
DOUBLE ROTATE LEFT WITH-
OUT CARRY
RLNL 576 385
ROTATE RIGHT ROR 028 380
DOUBLE ROTATE RIGHT RORL 573 381
ROTATE RIGHT WITHOUT
CARRY
RRNC 575 387
DOUBLE ROTATE RIGHT
WITHOUT CARRY
RRNL 577 388
ONE DIGIT SHIFT LEFT SLD 074 390
ONE DIGIT SHIFT RIGHT SRD 075 392
SHIFT N-BIT DATA LEFT NSFL 578 393
SHIFT N-BIT DATA RIGHT NSFR 579 395
SHIFT N-BITS LEFT NASL 580 397
DOUBLE SHIFT N-BITS LEFT NSLL 582 400
SHIFT N-BITS RIGHT NASR 581 403
DOUBLE SHIFT N-BITS
RIGHT
NSRL 583 405
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