Omron V720 Series, Руководство по эксплуатации

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Communications Commands and Responses
Section 5-3
5-6
2) Write (WT)
Command for the use of writing data to an ID Tag.
Read verification processing is performed for this command and so it is not necessary to per-
form it again.
Command Frame Structure
STX Node No. Command
code
“WT”
Commu-
nications Data
type
Fixed
“0”
First write
page
No. of
write
pages
Write
data
ETX BCC
1 2 2 2 1 1 2 2 Specified number 1 1
Communications
Specifies a communications method.
ST: Single Trigger
SA: Single Auto
SR: Single Repeat
For details, refer to 5-5 Communications Methods.
Data type
Specifies whether the write data is represented in ASCII or HEX.
A: ASCII code
H: HEX code
For details, refer to 5-6 Data Type.
First write page Specifies the first page of the Tag to which data is written in HEX.
Setting range: 00h to 0Ah, FFh
(FFh can be specified only when using Philips’ block 4 as user memory. For details,
refer to 2-5 Tag Memory Map.)
No. of write pages
Specifies the number of pages to which data is written in HEX.
Setting range: 01h to 0Ch
Write data
Indicates data to be written to the Tag.
The number of characters of the data is as follows:
ASCII code: No. of write pages x 4
HEX code: No. of write pages x 8
Response Frame Structure
STX Node No. Retry
flag
Command
code
“WT”
Response
code
“00”
ETX BCC
1 2 1 2 2 1 1
Response code 00: Normal completion
For other response codes, refer to 5-10 Response Code List.