User's Manual

Product Manual - RFID Reader UF70 Certum 48
Chapter 7
Operation
The extension flag determines which information is included in the recognized
EPC transponder. The Ex flag is set by parameter 0x76. The data are interpreted
in HEX format. That is, two ASCII characters in the message equal one byte of
data in HEX format.
Values:
0x00 do not transmit extensions
0x01 only transmit antenna port
0x02 only transmit RSSI value
0x03 transmit antenna port and RSSI
0x04 transmit time stamp
0x05 transmit time stamp and antenna port
0x06 transmit time stamp and RSSI value
0x07 transmit time stamp, RSSI value and antenna port
0x08 transmit transponder protocol control word
0x09 transmit antenna port and transponder protocol control word
0x0A transmit RSSI value and protocol control word
0x0B transmit antenna port, RSSI value and protocol control word
0x0C transmit time stamp and protocol control word
0x0D transmit time stamp, antenna port and protocol control word
0x0E transmit time stamp, RSSI and protocol control word
0x0F transmit time stamp, RSSI, antenna port and protocol control word
If and which extensions are transmitted for each detected EPC transponder is
defined by the Ex flag. The data are interpreted in HEX format. That is, two ASCII
characters in the message equal one byte of data in HEX format. The activated
extensions are transferred in the following order:
2 ASCII characters antenna port
2 ASCII characters RSSI value
8 ASCII characters UTC time stamp (LSB byte is transmitted first)
4 or 8 ASCII character protocol word as applicable including XPC_W1 and
XPC_W2
Ex flag 2 bytes
Extension 0 - 12 bytes