User Guide

Table Of Contents
Multi-Protocol Tag Commands
57
Here is an example response to the example request specified above. The response
contains two tags as specified in the Tag Count field each with its EPC info and requested
tag read metadata: Read Count, AntennaID and Timestamp:
RFU
1
2 bytes Reserved for Future Use - ThingMagic
Only
Protocol ID 1 byte Protocol ID of tag read
EPC Length 2 bytes Number of bits in EPC including PC
and CRC bits
PC Word 2 bytes Tag EPC Protocol Control bits
EPC ID N bytes Tag EPC.
Tag CRC 2 bytes Tag EPC CRC
Repeat fields starting at Read Count for remaining tags in message as defined
by Tag Count
CRC 2 bytes Message CRC
1 - Conditionally returned depending on the Metadata Fields specified in the request.
FF 34 29 00 00 00 15 00
02
SOH Length OpCode Status Metadata
Flags
Read
Options
Tag
Count
22 11 02 50 CE F6 00 80 31 C1 11 11 22 22 33 33 44 44 55 55 66 66 FB 15
Read
Count
Ant
ID
Timestamp EPC
Length
PC Word Tag EPC Tag CRC
OE 11 04 1D 3D 3C 00 80 30 00 05 00 00 00 00 00 00 00 00 00 23 54 4A C8
Read
Count
Ant
ID
Timestamp EPC
Length
PC Word Tag EPC Tag CRC
1A B8
CRC
Field Length Value