User's Manual

MPR series User’s Manual: Draft version 0.95 11/4/04 page 46
Example
Using Antenna B, an RF Power of 0xC0, and singulating with ID1, read all tags that match 38 (0x26) Filter
bits having a value of 0xC80507A000 and return data from row 13 (0x0d).
Entire Request Packet:
SOF
Node
Len
Cmd
Ant
Power
Sing
Subcmd
Row #
# Filt Bits
Filter
CRC
01
00
10
18
01
C0
01
01
0D
26
C8 05 07 A0 00
xx xx
Response for two matching ePC tags:
Response Packet (first packet)
SOF
Node
Len
Stat
#Tags
Tag EPC
Tag data
01
00
1C
01
02
C8 05 07 A0 00 81 09 30
00 45 67
Tag EPC
Tag data
CRC
C8 05 07 A0 00 81 09 2E
00 12 34
xx xx
Response Packet (final packet)
SOF
Node
Len
Status
Total Tags Reported
Under-run errors
CRC errors
CRC
01
00
0B
00
00 02
00 0D
00 00
xx xx