Omron V680-CA5D01-V2 User Manual page 123

SECTION 5
Communications
DATA FILL (DF)
The DATA FILL command writes the designated data for the specified number of bytes beginning from
the specified start address.
This command will write data even to areas of the Tag for which write protection has been set. Confirm that there is no
important data in the area being written before executing this command.
1:1 Protocol
Command
Communi-
cations
Command
code designation
×
D F
2 2
Communications
designation
Data designation
Antenna designation
UID
Write area start address
No. of bytes to write
Designated data
Response
Command
code End code
D F 0
2
Note: When using the multi-access trigger communications designation (MT), the ID controller returns
an end code of 03 after communicating with all Tags.
UID
RFID System
120
User's Manual
Antenna designation
Data
desig-
UID
nation
× × × ... ×
A/H 1/2
1 1 0or16
Specifies the method of communications with the Tag.
Refer to Communications Designation Function for details on the communications designation.
p. 103
Specifies the code format when sending the Tag write data.
"A": ASCII
"H": Hexadecimal
Specifies the Antenna with which to communicate.
"1": Antenna 1
"2": Antenna 2
A unique identifier used to identify Tags.
Added only for the selective communications designation (SL).
Specifies the start address of the area in the Tag to which data is to be written in 4-digit hexadec-
imal.
Setting range: 0000
Specifies the number of bytes of data to write to the Tag in 4-digit hexadecimal.
Setting range: 000
Specified the data to be written to the Tag.
• ASCII: 2 digits specified.
• Hexadecimal: 4 digits specified.
Antenna
Resend flag
desig-
UID
nation
...
× × × ×
0 0
2 1 1 0or16
A unique identifier used to identify Tags.
Added only for multi-access communications designations (MT/MR).
Write area start
No. of bytes to write
address
× × × × × × × ×
4 4
to FFFF
H H
, 0001 to 0800 (When 0000
H H H
Terminator
× *
CR
2
Designated data
Terminator
× × × × × *
CR
2or4
2
is specified: Writes up to the end address.)
H