Balluff BIS V-6106, Technical Reference, Operating Manual, Page: 143 / 494

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BIS V-6106 Ethernet/IP™
Processor Unit
43 english
Command Identifier 42
hex
: Read from EPC
Reads the EPC memory area of a data carrier that was previously selected with the Select
command.
In Single-Tag mode, that is, if only one data carrier is located in front of the active read/write zone
antenna, then the Select command can be disregarded. The
Read from EPC command will be
automatically executed on the data carrier that is located in front of the antenna.
Note
If the order is executed without the preceding Select when more than one data carrier
is located in front of the antenna, the command will be acknowledged with the
Multiple-Tags status code.
Subaddress Meaning Description of Function
00
hex
1st Bit Header
01
hex
Command Identifier 42
hex
: Read from EPC.
… None No meaning
Last byte 2nd Bit Header Valid data is present if the 1st and 2nd bit strings
match.
If execution is successful, the response is passed to the input buffer in the following format:
Subaddress Meaning Description of Function
00
hex
1st Bit Header
01
hex
No. of bytes Number of bytes in the read EPC.
02
hex
EPC Data Transmission of EPC data that was read from the data
carrier.
… EPC Data Transmission of EPC data that was read from the data
carrier.
… None No meaning
Last byte 2nd Bit Header Valid data is present if the 1st and 2nd bit strings
match.
or
Input Buffer: Status Message
Subaddress Meaning Description of Function
00
hex
1st Bit Header
01
hex
Status code Provides information about the status of a query:
… None No meaning
Last byte 2nd Bit Header If the 1st and 2nd bit headers match, the data is valid.
Specific
commands for
BIS VU read/write
heads
7
Device Functions