User Manual

CHAPTER 7: RFID COMMANDS
COBALT HF RFID CONTROLLERS OPERATOR’S MANUAL
P/N: 17-1320 REV 01 (03-06) PAGE 86 OF 116
C OMMAND 08 (TAG S EARCH)–CBX C OMMAND E XAMPLE
This command will instruct the controller to search for the presence of a tag within RF
range of the antenna.
Command from Host
PARAMETER FIELD MSB LSB
Overall Length of Command
(in words)
0x00 0x06
AA
in MSB
Command ID
in LSB (0x08)
0xAA
0x08
00
in MSB
Node ID
in LSB (Cobalt = 1)
0x00 0x01
2-byte
Timeout Value
measured in ms (0x07D0 = 2
seconds)
0x07 0xD0
Not Used:
(0x00, 0x00)
0x00 0x00
Not Used:
(0x00, 0x00)
0x00 0x00
Response from Controller
PARAMETER FIELD MSB LSB
Overall Length of Response
(in words)
0x00 0x06
AA
in MSB
Command Echo
in LSB
0xAA
0x08
00
in MSB
Node ID Echo
in LSB
0x00 0x01
Month
and
Day
timestamp
Month DOM
Hour
and
Minute
timestamp
Hour Minutes
Seconds
timestamp in MSB
00
in LSB
Seconds 0x00