Mitsubishi MELSEC iQ-F FX5 series

5 SEQUENCE INSTRUCTIONS
5.4 Shift Instructions
131
5
Shifting n-word data to the right by 1 word
DSFR(P)
These instructions shift (n) point(s) of data to the right by 1 word from the device specified by (d).
Setting data
■Descriptions, ranges, and data types
■Applicable devices
Processing details
• These instructions shift (n) point(s) of data to the right by 1 word from the device specified by (d).
• The value of the device specified by (d) + (n-1) becomes 0.
Operation error
Ladder diagram Structured text
ENO:=DSFR(EN,n,d);
ENO:=DSFRP(EN,n,d);
Operand Remarks Range Data type Data type (label)
(d) Head device number to be shifted  Word ANY16
(n) Number of devices to be shifted 0 to 65535 16-bit unsigned binary ANY16
Operand Bit Word Double word Indirect
specification
Constant Others
X, Y, M, L,
SM, F, B, SB
U\G T, ST,
C, LC
T, ST, C, D,
W, SD, SW, R
U\G Z LC LZ K, H E $
(d)       
(n)       
Error code
(SD0/SD8067)
Remarks
2820 The (n) points of data starting from the device specified by (d) exceed in the corresponding device.
(d) (n)
555 212 325 100 50 40
0 555 212 325 100 50
(n)
(d)+1 (d)(d)+(n-1) (d)+(n-2) (d)+(n-3) (d)+2
···
(d)+1 (d)(d)+(n-1) (d)+(n-2) (d)+(n-3) (d)+(n-4)
···
These bits become "0".