Mitsubishi FX3U Series Programming Manual page 430

FX /FX Series Programmable Controllers
3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Program examples
In programs, the contents of buffer memories (BFMs) in special extension unit/blocks are read (transferred) to
data registers (D), extension registers (R) or auxiliary relays (M) with digit specification using an applied
instruction such as FROM, MOV and BMOV.
Example: When the BFM #4 (abnormal station information) in the CC-Link/LT master unit (whose unit number
is fixed to "0") built in the FX
- In case of FROM instruction
M8000
- In case of MOVE instruction
M8000
Example: When the BFMs #0 to 3 (remote station connection information) in the CC-Link/LT master unit
(whose unit number is fixed to "0") built in the FX
- In case of FROM instruction
- In case of BMOV instruction
428
3UC
FNC 78
K0
FROM
Unit
No. 0
FNC 12
U0\G4
MOV
Unit No. 0
BFM #4
M0
FNC 78
K0
FROMP
Unit
No. 0
M0
FNC 15
U0\G0
BMOVP
Unit No. 0
BFM #0
15 External FX I/O Device – FNC 70 to FNC 79
15.9 FNC 78 – FROM / Read From A Special Function Block
-32MT-LT is read to D0
K4 D0 K1
Number of
BFM #4 Storage
transfer
destination
points
D0
Storage
destination
-32MT-LT are read to D10 to D13
3UC
K0 D10 K4
Number of
BFM #0
Storage
transfer
destination
points
D10 K4
Number of
Storage
transfer
destination
points