Omron V680-CA1D User Manual page 65

WRITE (WT)
This command writes data to the Tag. If the Tag is not present, an error response (end code 72) will be
returned.
Command
Command
Controller No. code
× ×
@ W T
3 2
Name
Data type Specifies the code format for sending the write data to the Tag.
A: ASCII
H: Hexadecimal code
Antenna designation Always 1
Start address Specifies the start address of the area to which data is to be written in 4-digit hexadecimal code.
Setting range: 0000h to 03E7h
Write data Contains the data to be written to the Tag.
The number of bytes that can be written at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters)
Hexadecimal code: 128 bytes (256 characters)
* When hexadecimal code is designated, specify two characters for each byte.
Response
Controller No. Command code
× ×
W
@
2
3
Name
End code Indicates the execution result for the command.
• Example
Writing two bytes of data "1122" (hexadecimal code) from address 0010h using Controller No. 2.
Command
Command
Controller No. code
@ 0 2 W T
3 2
Response
Controller No. Command code
0 2 W
@
3 2
Data Antenna
type designation Start address
× ×
A/H 1
1 1 4
End code FCS
× ×
T 0 0
2 2
Data Antenna
type designation Start address
H 1 0 0
1 1 4
End code FCS
T 0 0 4 1
2 2
Reading from/Writing to Tags
Write data
× × ×
× ×
n
Details
Terminator
*
CR
2
Details
Write data
1 0 1 1 2
Terminator
*
CR
2
Heat-resistive RFID System
Section 4
FCS Terminator
×
× × *
CR
2 2
FCS Terminator
*
2 3 9 CR
2 2
User's Manual
63