186
SECTION 5
V600 Commands
RFID System
User’s Manual
SECTION 5
Communications
EXPANSION WRITE (XW)
The EXPANSION WRITE command writes up to 2 KB of data to a Tag by dividing the command into
frames. If there is no Tag in the communications area, the ID Controller will return an error response
with an error code of 72 (Tag missing error).
The host device cannot send another command to the ID Controller until all response frames have
been received. (Excluding the AA command and XZ command.).
1:1 Protocol
First Frame
All Other Frames
Data designation Specifies the code format for sending the write data to the Tag.
“A”: ASCII
“H”: Hexadecimal
Antenna designation Specifies the Antenna with which to communicate.
“1”: Antenna 1
“2”: Antenna 2
Write area start address Specifies the start address of the area from which data is to be written in 4-digit hexadecimal.
Setting range: 0000
H to FFFFH
Write data Specified the data to be written to the Tag.
Number of characters: 1 to 257
Delimiter CR: Indicates the end of the frame when there is another frame.
Terminator *CR: Indicates the end of the frame when there is not another frame.
Write data Specified the data to be written to the Tag.
Number of characters: 0 to 265
Delimiter CR: Indicates the end of the frame when there is another frame.
Terminator *CR: Indicates the end of the frame when there is not another frame.
Command
XW
A/H 1/2
211 4
1 or 2
* CR
n
Command
code
Terminator
Antenna
designation
×
Data
desig-
nation
Write data
Write area start
address
×
×
×
×
×
×
×
Write data
1 or 2
* CR
Terminator
n
×
×
×
×
×
×
×
×
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