128
SECTION 5
V680 Commands
RFID System
User’s Manual
SECTION 5
Communications
READ ID
Reads the Tag's ID code.
1:1 Protocol
1:N Protocol
The ID code is written in the memory of the Tag and may be affected by data retention characteristics at high tempera-
tures. Take suitable precautions when using the READ ID command for Tags operating at high temperatures.
Communications designa-
tion
Specifies the method of communications with the Tag.
The selective communications designation (SL) cannot be used.
Refer to Communications Designation Function for details on the communications designation.
p. 103
Data designation “H”: This designation is fixed.
Antenna designation Specifies the Antenna with which to communicate.
“1”: Antenna 1
“2”: Antenna 2
UID A unique identifier used to identify Tags.
Note: Not added when an error is generated.
Communications designa-
tion
Specifies the method of communications with the Tag.
The selective communications designation (SL) cannot be used.
Refer to Communications Designation Function for details on the communications designation.
p. 103
Data designation “H”: This designation is fixed.
Antenna designation Specifies the Antenna with which to communicate.
“1”: Antenna 1
“2”: Antenna 2
UID A unique identifier used to identify Tags.
Note: Not added when an error is generated.
Command
Command
code
ID
H1/2
Antenna designation
211
2
* CR
Terminator
××
2
Communi-
cations
designation
Data
desig-
nation
Response
ID
00
22
2
* CR
Terminator
End code
0
×
11
Resend flag
××
UID
××
0 or 16
Command
code
Antenna
designa-
tion
...
Command
2
××
FCS
@
2
×
×0
11
Controller No.
ID
H1/2
211
2
* CR
××
2
Terminator
Command
code
Antenna designation
Commu-
nications
designa-
tion
Data
desig-
nation
Response
ID
00
22
2
* CR
Terminator
End code
0
×
11
Resend flag
××
UID
××
0 or 16
...
2
××
FCS
@
2
×
×
0
11
Controller No.
Command
code
Antenna
desig-
nation
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