Omron V670 Series, Руководство пользователя

Страница: 83 / 143

5-6 Communication Command
5-11
5-6-2 Write (WT)
Writes the specified bytes of data from the specified first address into a tag.
Example: Writing 4 bytes of data ("11223344") from the address 0010h
(Single trigger, hexadecimal code)
Sent data: WTSTH 1 0 0 1 0 0 4 1 1 2 2 3 3 4 4 * [CR]
Received data: WT 0 0 0 0 * [CR]
Communication designation Specifies how to communicate with a tag. For details, refer to the communication desig-
nation list.
Data designation Specifies a type of transmitted code of data written into a tag.
"A": ASCII code
"H": Hexadecimal code
Antenna designation Fixed to "1".
First address of written area Specifies the first address of area, where data is written into, in four hexadecimal digits.
Available designation range: 0000h to 007Fh.
Number of written bytes Specifies the number of bytes of data written into a tag in two hexadecimal digits.
Available designation range: 01h to 80h.
Written data Data written into a tag. For a hexadecimal code, two characters per byte.
Correct Usage
Specify the number of written bytes so that the sum of the number of written bytes and the first address of written area
cannot exceed the tag memory capacity (128 bytes).
Example: For the address 0010h, the range between 00h and 70h can be specified.
<Command>
Command
code
"WT"
Communication
designation
Data
desig-
nation Antenna
desig-
nation The first address of written area
The number of
written bytes
Written data
Number of specified bytes
<Response>
Command
code
"WT"
Termination
code
"00"
Retrans-
mission
flag
Status
flag