Omron V600 Series User Manual page 99

AUTO WRITE (AW)
For AUTO WRITE, the ID Controller waits for a Data Carrier to approach and then writes data to Data
Carrier memory. The ID Controller will return a response to the host device when communications with
the Data Carrier have been completed.
■ 1:1 Communications
Command
Data code
R/W Head No.
specifica-
Command code Write area start address
tion
A / H 1 / 2
A W x
2 1 1
Data code specification
R/W Head No.
Write area start address
Write data
Response
Command code End code Terminator
0 0 * CR
A W
2 2 2
End code
Write data
x
x x x x x
4 n
Specifies the type of code in which the write data is being sent.
A: ASCII
H: Hexadecimal
Specifies the Read/Write Head with which to communicate.
1: Read/Write Head 1
2: Read/Write Head 2
Specifies the first address to which to write data to the Data Carrier as a four-digit hexadecimal
number.
Specifiable range: 0000H to FFFFH
The data to write to Data Carrier memory. Up to 256 bytes can be written with one command.
• ASCII specification: 256 bytes (256 characters)
• Hexadecimal code specification: 256 bytes (512 characters)
Note: When using hexadecimal code, set two characters for each byte.
Indicates the results of command execution. An end code of 00 is returned for a normal end.
Refer to End Codes for more information.
p.135
Terminator
x
* C R
2
Section 5
Communications
RFID System
97
Operation Manual