Omron CS1G/H-CPUxxH Instructions Manual page 355

Data Shift Instructions
Precautions
Examples
3-9-15 ROTATE RIGHT WITHOUT CARRY: RRNC(575)
Purpose
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
334
When RLNL(576) is executed, the Error Flag will turn OFF.
If as a result of the shift the contents of Wd and Wd +1 are zero, the Equals
Flag will turn ON.
If as a result of the shift the contents of the leftmost bit of Wd + 1 is 1, the Neg-
ative Flag will turn ON.
When CIO 000000 is ON, word CIO 0100 and CIO 0101 will shift one bit to
the left (excluding the Carry Flag (CY)). The contents of CIO 010115 will be
shifted to CIO 010000.
Wd+1: CIO 0101
1
Shifts all Wd bits one bit to the right not including the Carry Flag (CY). The
contents of the rightmost bit of Wd shifts to the leftmost bit and to the Carry
Flag (CY).
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification
Block program areas
OK OK
Area
CIO Area
Work Area
Holding Bit Area
Auxiliary Bit Area
Timer Area
Counter Area
DM Area
EM Area without bank
EM Area with bank
Wd
Instruction executed once
RRNC(575)
Wd
Wd: Word
Step program areas Subroutines
OK
CIO 0000 to CIO 6143
W000 to W511
H000 to H511
A448 to A959
T0000 to T4095
C0000 to C4095
D00000 to D32767
E00000 to E32767
En_00000 to En_32767
(n = 0 to C)
Section 3-9
Wd: CIO 0100
RRNC(575)
@RRNC(575)
Not supported
Interrupt tasks
OK
Wd