Elatec GmbH
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7.6.11
Beep „b‟
Use this command to perform a beep. Tone length and frequency are depending on the settings in the
Beep tone and length register. The command answers with the value written in the register.
Command:
‘b’
Answer
Description
‘22<CR><LF>’
Sounds a beep with tone length 125ms and frequency 587Hz
7.6.12 Resend Last Answer
„ra‟
Use this command to resend the last answer, the reader has sent to the host.
Command:
‘ra’
Answer
Description
‘E0040100025CCD44<CR><LF>’
Last read UID
7.6.13
Field Reset „y‟
Use this command to perform a manual field reset. All present tags in the antenna field are brought
into power-up state. The timing of the reset can be controlled by parameters.
Command:
‘y[ResetOffTime][ResetRecoveryTime]’
Answer
Answer
Description
‘Y<CR><LF>’
Field reset performed
Example
Command
Description
‘y1020’
Field reset:
Reset Off Time = 16ms
Reset Recovery Time = 32ms
7.6.14 Lock Block (ISO15693 only)
„k‟
Some ISO15693 transponders provide the Lock block feature, so that a data block can be turned into
a read-only block. Once a block has been locked, the protection cannot be removed any more.
Command:
‘k[BlockAddr]’
Answer
Answer
Description
Data<CR><LF>
Block address
‘F<CR><LF>’
Error: write failure
‘N<CR><LF>’
Error: no tag in the field, or the tag does not respond
‘O<CR><LF>’
Error: selected tag does not support block locking
‘X<CR><LF>’
Error: the block has already been locked
Example
Command
Description
k04
Lock block 04