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4-3 Commands and Responses during CR Control
(2) Writing '0000' to pages 8, 9, and 10 using FIFO Trigger Mode with ASCII:
Command '03 18 0700 0000<CR>'
Response '00<CR>
Data written to tag memory is the same for both (1) and (2).
4) Set lock
Use this command to write-prohibit tags.
Command
This command sends the pages to be write-protected as command data. The page specification is as
follows: The bits that correspond to the pages to be write-protected are set to 1, and all other bits are set
to 0. This binary number is converted to hexadecimal and sent with the command. To read the current
write-prohibit settings, set the page specification to '0000'.
Command
' 0 '
' 9 '
Bit
Page
Settable
Value
Response
The response returns the setting status for write-protection and the end code (normal end: '00'). The
page specification is as follows: The bits that correspond to the write-protect pages are set to 1, and all
other bits are set to 0.
End code
' 0 '
' 0 '
Bit
Page
Value
Note
The lock function used with the V720 Series cannot be canceled. Pages that have been
write-protected cannot be written to again, so be careful when using this function.
Page specification
(4 characters)
7
6
5
4
3
2
1
F E
D C B A 9
Page B Hex and C Hex
must be 0.
Setting status
7
6
5
4
3
2
1
F E
D C B A 9
Page B Hex and C Hex
are 0.
0
7
6
5
4
3
2
8
7
6
5
4
3
2
'00' to 'FF'
0
7
6
5
4
3
2
8
7
6
5
4
3
2
'00' to 'FF'
1
0
1
0
1
0
1
0
Section 4-3
4-23
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