Mitsubishi Electric FR-F820-00046, Instruction Manual

Page: 762 / 940

Ethernet communication (FR-F800-E) Parameters
5 - 590
●
Write random
The inverter writes the value in the devices with the specified numbers. The devices with non-
consecutive numbers can be specified.
– Request data
– Response data
None
I003123E
Fig. 5-284: Request data for random write
Item Description
Subcommand Specify the unit (bit/word) for writing.
Number of devices for bit access
Specify the number of target devices.
Number of devices for word access
Number of devices for double-word
access
Word access
Specify the devices according to the number set in the request data for word access.
It is not necessary to specify the devices when "0" is set.
Double-word access
Specify the devices according to the number set in the request data for double word
access. It is not necessary to specify the devices when "0" is set.
Device No. Specify the number of the devices. (Refer to page 5-585)
Device code Specify the type of the target devices. (Refer to page 5-584.)
Set/reset
Specify the data to write (ON/OFF) of the bit devices:
ON: H01
OFF: H00
Either of the one byte numerical values is sent.
Tab. 5-305: Request data description for random write
H02 H14
H02 H14
1
1
1 1
Writing data in bit units
Subcom-
mand
No. of
devices
for bit
access
Device No. Device
code
Set/
reset
Device No. Device
code
Specify the devices for the specified number of devices.
Specify the devices for the specified number of devices.
Specify the devices for the specified number of devices.
Writing data in word units
Subcom-
mand
No. of
devices
for word
access
No. of de-
vices for
double-
word ac-
cess
Word access Double-word access
Device No. Device
code
Write data Device No. Device
code
Write data
Set/reset