Mitsubishi FX2N-32CCL User Manual page 37

FX -32CCL CC-Link Interface Block
2N
[BFM #8 to #23 (remote register RWr0 to RWrF)]
• To each buffer memory No., a remote register No. RWr0 to RWrF is assigned.
The information to be written to the master unit should be preliminarily transferred from the FX PC to this
buffer memory.
The FX PC can write the contents of word devices and bit devices of the FX PC using TO instructions.
• In the FX -32CCL, the remote register point range (RWr0 to RWrF) varies depending on the selected
2N
number of stations (1 to 4). (
Example in which D100 to D115 in the FX PC are written to BFM #8 to BFM #23
PC data
register
D100
D101
D102
D103
D104
TO
D105
instruction
D106
D107
D108
D109
D110
D111
D112
D113
D114
D115
4.2)
BFM RWw
No. No.
#8 0
#9 1
#10 2
#11 3
#12 4
#13 5
#14 6
#15 7
#16 8
#17 9
#18 A
#19 B
#20 C
#21 D
#22 E
#23 F
Assignment of Buffer Memory (BFM) 5
FNC12
K20 D100 (RWr0)
MOV
FNC12
K35 D101 (RWr1)
MOV
FNC12
K55 D115 (RWrF)
MOV
Write by TO instruction (D115 to D100 → BFM #8)
FNC79
K0 K8 D100
TO
Block No. Transfer Transfer
destinat- source
ion
(BFM #8)
Program
determining the
ON/OFF status
K16
Number of transfer
points (BFM #8 to
BFM #23, 16 points)
By changing the number of
transfer points within the
range of K1 to K16, the
number of BFM points to
be written can be changed.
5-11