Balluff BIS U-6127-081-1 4-06-ST36 Betriebsanleitung Seite 294

BIS U-6127-081-1_4-06-ST36
Processor unit
8
007 protocol (continued)
If the status report cannot be generated, a negative status
message follows.
Byte Length Command
element
00 1 Status
01 1 Status code
The positive status message is acknowledged with <ACK>
or <EOT> and contains status information about the
successfully written data. If several status packets are
ready, they are acknowledged with <ACK>, the last packet
to be transmitted with <EOT>.
Byte Length Command
element
00 1 Status
01...03 3 Number of
packets contai-
ning status
information
04...06 3 Current packet
number
07...12 6 Number of bytes
in the data block
13... No. of Data block
bytes
Last 1 BCC
byte
Data block
The data block contains a list of the data carriers (EPCs)
that were successfully written.
Byte Length Command
element
00 64 EPC Tag 1
65 64 EPC Tag 2
(optional)
... ... EPC Tag n (optio-
nal)
With <STX>, further status packets can be requested, if
available. The last available status packet is acknowledged
with <EOT> and contains the status data of the last
packet.
Byte Length Command
element
00 1 Status
118 english
Command identifier 'k': Kill
Permanently disables a selected data carrier and locks it to
prevent any use.
Value range
To execute the
be set and written to the data carrier.
<NAK>
The password has a length of 4 bytes and is transmitted
as a string with 8 bytes in ASCII hex number format.
See table Status
codes on page
Example of password (MSB...LSB):
94
–
–
Value range
<ACK> or
Byte
<EOT>
"000"..."999"
00
01
"000"..."999"
"000000"...
02
"999999"
Byte:
10
00 ...FF
hex hex
00 ...FF
hex hex Status message:
Byte
00
Value range
01
Byte:
If the status message is positive, the
00 ...FF
hex hex
confirmed with <STX>.
Byte:
00 ...FF
Byte
hex hex
Byte:
00 ...FF
00
hex hex
Status message:
Byte
00
Value range
01
<STX>
command, a
kill kill
in hex format: 010A8FCC
hex
in ASCII-hex-format: "010A8FCC"
A kill command permanently disables the
selected data carrier and cannot be
undone!
Details on password protection and locking and
unlocking (l ) of UHF RFID data carriers can
ock
be found in the EPC Radio-Frequency Identity
TM
Protocols Generation-2 UHF RFID standard.
Length Command
element
1 Command
identifier (ASCII)
1 Antenna number
(ASCII)
8 Password (ASCII
hex) (MSB...LSB)
1 BCC
Length Command
element
1 Status
1 Status code
Length Command
element
1 Status
Length Command
element
1 Status
1 Status code
password must first
Value range
'k'
'0': All active
antennas
'1'...'4': Single
antenna
"00000000"...
"FFFFFFFF"
00 ...FF
hex hex
Value range
<ACK> or
<NAK>
See Status codes
on page 94
command can be
kill
Value range
<STX>
Value range
<ACK> or
<NAK>
See Status codes
on page 94