Mitsubishi Electric MELSEC FX3U Programming Manual page 688

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
When a bit device is specified by digit specification
4 K bits are shifted according to the data of bit specification.
Command
input
FNC214
SFL
Carry flag
M8022
1
Related device
Device
M8022
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 Y017 are shifted leftward by the number of bits
specified by D0 when X020 turns ON.
X020
Carry flag
M8022
1
686
K2M10 K3
M17 M14M13
0 0 1 1 0 0
M17 M14M13 M12
1 0 0 1 1 0
Become "0".
→ For the carry flag use method, refer to Subsection 6.5.2.
Name
Carry flag Shifts the ON/OFF status of bit "n".
FNC214
K2Y10
SFLP
Y17 Y14 Y13
0 0 1 1 0
Y17 Y14 Y13 Y12
1 0 0 1 1
27 Data Operation 3 – FNC210 to FNC219
27.5 FNC214 – SFL / Bit Shift Left with Carry
M10
1 1
M10
0 0
Description
D0
END
Y10
0 1 1
D0
3
Y10
0 0 0
Become "0".