Delta VFD300C43S-HS User Manual page 712

Chapter 16 PLC Function ApplicationsC2000-HS
API
ROR
30
D
Bit device
X Y M
D
n
Notes on operand usage:
Only K4 (16-bit) will be valid if the operand D is designated as KnY
or KnM.
n operand n=K1-K16 (16-bit)

 Rotates the device designated by
 This command is ordinarily used as a pulse execution type command (RORP).
 When X0=Off→On, 4 of the 16 bits in D10 specify a right rotation; the content of
the bit indicated with * (see figure below) will be sent to the carry flag signal
M1022.
D n
P
Word device
K H KnX KnY KnM
* *
* *
D
: Device to be rotated.
Right rotation
16-bit command (5 STEP)
ROR
T C D
execution type
* * *
32-bit command (9 STEP)
DROR
execution type
Flag signal: M1022
n
: Number of bits for one rotation.
D
to the right
16-70
Continuous RORP
execution type
Continuous DRORP
execution type
Carry flag
n
bits.
Pulse
Pulse