F146 Recv] Data Reception (Modbus Master) - Panasonic FP0H User Manual

Instruction References

8.2.7 [F146 RECV] Data Reception (MODBUS Master)

 Instruction format
R0
 Devices that can be specified (indicated by ●)
Operand
WX WY
s
S1 ● ●
S2 ● ●
n ●
D ●
(*1): A character constant cannot be specified.
 Operands
Operands Settings
Specify the starting number of the area (2 words) that stores control data.
S1
S1
S1+1
Specification of
S2
a destination unit
Specification of
n
a destination unit
Specification of
D
a master unit
(Note 1): To [S1], the following specification should be applied. The specification method differs depending on word
transfer and bit transfer.
[S1]：
H0
Transfer in Specify the number of send words
word units H001 to H07F (1 to 127 words)
[S1]：
H8
Transfer in
Master unit bit No.
bit units
(H0 to HF)
(Note 2): To [S1+1], the following specification should be applied. When the COM port No. is 0, specify HF for the
highest digit.
[S1+1]：
H0 (fixed)
Select a COM port
（H1/H2/HF）
8-14
F146 RECV
WR WL SV EV
● ● ● ●
● ●
● ● ● ●
● ● ● ●
Specify the transfer method.
Word transfer: Specify the number of send words.
Bit transfer: Specify the bit number of a master unit and that of a
destination unit.
Specify the COM port No. of a master unit and the unit number of a
destination unit.
Specify the source data area of a destination unit. (Device
No. is fixed to "0")
Specify the starting address of the device in the source
data area of a destination unit.
Specify the device starting address of the receive data
storage area in the master unit.
H0 (fixed)
Destination bit No.
(H0 to HF)
Unit No. (H00 to H63)
(0 to 99)
DT10 DT0 K100
S1 S2
DT LD In SWR SDT
● ● ●
● ●
● ●
● ●
DT50
n D
Constant Index
modifier
K H
(*1)
●
● ●
Remark
(Note 1)
(Note 3)
(Note 2)
(Note 4)
(Note 4)
(Note 3)
●
●
●