640
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
27 Data Operation 3 – FNC210 to FNC219
27.4 FNC213 – SFR / Bit Shift Right with Carry
When a bit device is specified by digit specification
16 bits are shifted according to the data of bit specification.
Related device
→
For the carry flag use method, refer to Subsection 6.5.2.
Error
An operation error is caused in the following cases; The error flag M8067 turns ON, and the error code is
stored in D8067.
• When a negative value is set to “n” (error code: K6706)
Program example
In the program example shown below, the contents of Y010 to Y023 are shifted rightward by the number of
bits specified by D0 when X020 turns ON.
Device
Name
Description
M8022
Carry flag
Shifts the ON/OFF status of bit “n-1”.
FNC213
SFRP
K3M0
K4
Command
input
1
M11
0
1
0
M8
1
0
1
0
1
0
1
0
1
Carry flag
M8022
M7
M4 M3
M0
0
0
0
0
1
0
1
0
1
0
1
0
M11
M8 M7
M4 M3
M0
Become “0”.
X020
FNC213
SFRP
K3Y010
D0
END
1
Y23
0
1
0
Y20
1
0
1
0
1
0
1
0
1
Y17
Y14 Y13
Y10
0
0
0
0
1
0
1
0
1
0
1
0
Y23
Y20 Y17
Y14 Y13
Y10
4
D0
Become “0”.
Carry flag
M8022