Rotate

The Rotate function moves the bits in an integer to the left or to the right.

• Operand A: contains the value to be rotated.

• Operand B: contains the number of bits to be rotated.  

• Operand C: contains the resulting value.

• Operand D: shows the status of the final bit in the integer after the operation.  

The Rotate function may be performed on values contained in the following operands:

• Memory Integer (MI)

• Memory Long Integer (ML)

• Double Word (DW)

• System Operands:(SI) (SL) (SDW)

The functions are located under the Logic menu on the Ladder toolbar.