Message example, Processing data from the reader, Ccitt crc-16 calculation – ThingMagic Autonomous Configuration Tool User Manual
Page 24
Processing Data from the Reader
Autonomous Configuration Tool v1.0 User Guide
24
Message Example
A sample Tag Read Data message with no embedded read data:
A sample Tag Read Data message with embedded read data:
RFU
[1 byte]
Reserved for future use. Data can be ignored
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
CRC-16
Checksum
[2 bytes]
See
.
FF
28
22
00 00
10 03 1B 01 FF 01 01
E4
11
0E 1A 5A
00 00 00 10
00 A0
05
SOH
Length
OpCode
Status Word
RFU
RSSI
Tx/Rx
Antenna
Frequency
Timestamp
Phase
Protocol
00 00
01
00 80
30 30
AA AA BB BB CC CC DD DD EE EE FF FF
71 87
6E 3F
Embedded
Data
Length
RFU
EPC
Length
PC
Word
EPC ID
Tag CRC
Message
CRC
FF
2A
22
00 00
10 03 1F 01 FF 01 01
EB
22
0E 0A
BA
00 00 00 11
00 5F
05
SOH
Length
OpCode
Status Word
RFU
RSSI
Tx/Rx
Antenna
Frequency
Timestamp
Phase
Protocol
00 60
E2 80 11 04 20 00 22 8D FC 99 00 00
01
00 30
08 30
44 44
F2 11
99 AA
Embedded
Data
Length
Embedded Tag Read Data
RFU
EPC
Length
PC
Word
EPC ID
Tag CRC
Message
CRC