Omron V680-CA5D01-V2 User Manual page 142

1:N Protocol
Command
Communi-
cations
Command
Controller No.
designation
code
×
× ×
@ 0 Q W
2 2
1 1
Communications
designation
Data designation
Antenna designation
UID
Read area start address
No. of bytes to read
Response
Communications Designation Other Than PA or PI
Command
Controller No.
code
End code
× ×
@ 0 Q W
1 1 2 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.
Communications Designation of PA or PI
Command
code End code
Controller No.
× ×
@ 0 Q W
1 1 2 2
UID
Antenna
designation
Data
desig-
UID
nation
× × ... ×
×
A/H 1/2
2 1 1 0 or 16
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 read data response.
"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 from which data is to be read from in 4-digit
hexadecimal.
Setting range: 0000 to FFFA
H H
Specifies the number of bytes to read from the Tag in 4-digit hexadecimal.
Up to 510 bytes can be read with one command.
Setting range: 0001 to FFFA
H H
• ASCII: 510 bytes (510 characters)
• Hexadecimal: 510 bytes (1,020 characters)
Antenna
Resend flag
desig-
nation UID
...
× × × ×
0 0 0
2 1 1 0 or 16
Antenna
Resend flag
desig-
UID
nation
...
× × × ×
0 1 0
2 1 1 0 or 16
A unique identifier used to identify Tags.
In the case of multi-access communications designations (MT/MR), the UID of the Tag that is
being written to is added to the data.
Read area
start address Write data
× × × × × ...
× ×
4
FCS Terminator
× × × *
CR
2 2
Terminator
FCS
× × × *
CR
2 2
SECTION 5
Communications
FCS
Terminator
× × *
× ×
CR
n
2 2
RFID System
User's Manual
139