Mitsubishi FX2N-32CCL User Manual page 31

FX -32CCL CC-Link Interface Block
2N
[BFM #8 to #23 (remote register RWw0 to RWwF)]
• To each buffer memory No., a remote register No. RWw0 to RWwF is assigned.
The information saved in the buffer memory indicates the contents of the remote register written from the
master unit to the FX
The FX PC can read this information to the word device and the bit device in the PC using FROM instruc-
tions.
• In the FX -32CCL, the remote register range (RWw0 to RWwF) varies depending on the selected num-
2N
ber of stations (1 to 4). (
Example in which BFM #8 to BFM #23 are read to D0 to D15 in the FX PC
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
-32CCL.
2N
4.2)
PC data
register
D0
D1
D2
D3
D4
FROM
D5
instruction
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
Assignment of Buffer Memory (BFM) 5
Read by FROM instruction (BFM #8 to #23→D0 to D15)
FNC78
K0
FROM
Block No. Transfer
source
(BFM #8)
Use
example
FNC12
D0
MOV
(RWw0)
K8 D0 K16
Transfer Number of
destinat- transfer points
ion (BFM #8 to
#23, 16 points)
D50
By changing the number
of transfer points within
the range of K1 to K16,
the number of BFM
points to be read can be
changed.
5-5