User Manual

CHAPTER 7: RFID COMMANDS
COBALT HF RFID CONTROLLERS OPERATOR’S MANUAL
P/N: 17-1320 REV 01 (03-06) PAGE 89 OF 116
C ONTINUOUS R EAD M ODE LED BEHAVIOR
LED BEHAVIOR DESCRIPTION
PWR
ON The controller is powered and functioning.
COM
BLINKS ONCE Delay Between Duplicate Reads is set to 1 or
greater and a tag has entered the RF field.
COM
BLINKING Delay Between Duplicate Reads is set to 0 and a
tag is in the RF field.
RF
BLINKING Delay Between Duplicate Reads is set to 0 and a
tag is in the RF field.
RF
BLINKS ONCE Delay Between Duplicate Reads is set to 1 or
greater and a tag has entered the RF field.
RF
ON The controller is in Continuous Read Mode and no
tag is present.
Table 7-2: Continuous Read Mode - LED Behavior
C
OMMAND 0D (START/STOP C ONTINUOUS R EAD)–
AB
X FAST C OMMAND S TRUCTURE
PARAMETER FIELD CONTENT
Header
0x02, 0x02
Command Size
0x0006
Command ID 0x0D
Start Address
2-byte value for the tag address where the read
will start.
Read Length
2-byte value for number of bytes to be read.
Delay Between Duplicate
Reads
1-byte value for number of seconds a tag must
be out of RF range before the controller will re-
transmit data from same tag.
Checksum
Optional
Terminator
0x03