FX
/FX
/FX
Series Programmable Controllers
3G
3U
3UC
Programming Manual - Basic & Applied Instruction Edition
Related devices
Device
M8029
Instruction execution complete
M8328
Instruction non-execution
M8329
Instruction execution abnormally complete
Related instructions
Instruction
FROM(FNC 78)
TO(FNC 79)
RBFM(FNC278)
Errors
An operation error is caused in the following case; The error flag M8067 turns ON, and the error code is stored in
D8067.
• When the unit number "m1" does not exist (error code: K6708)
→ For the flag use methods for instruction execution complete and instruction execution
Name
Read from a special function block
Write to a special function block
Divided BFM read
31 Data Transfer 3 – FNC276 to FNC279
31.2 FNC279 – WBFM / Divided BFM Write
abnormally complete, refer to Subsection 6.5.2.
Description
Turns ON when an instruction is finished normally.
Turns ON when the RBFM (FNC278) or WBFM (FNC279) instruction
in another step is executed for the same unit number.
Turns ON when an instruction is finished abnormally.
Description
31
32
33
34
35
36
37
38
A
B
705