527 Display RF Status Legacy
!527
displays the current status of the RF module. The reader response indicates whether
RF is controlled externally by the host, set by command !640N RF Control, or internally
by input set by command !641. Command !528 also displays the current RF status and
the uniqueness timeout.
FCC Reader message:
RFST C<0 to 1> O<0 to 1> T<1 to 3> Fxxx Rxx Gxx Axx Ixx
ETSI Reader message:
RFST C<0 to 1> O<0 to 1> T<1 to 3>
where
C0
RF controlled by host
C1
RF controlled by presence sensor on Trigger Input (factory default)
O0
RF off
O1
RF on
T1
Uniqueness timeout of two minutes
T2
Uniqueness timeout of 15 seconds
T3
Uniqueness timeout of 30 seconds
Fxx
RF output frequency.
Rxx
Tag decoder range (distance) for ATA tags, xx = 00 to 1F hexadecimal range
value
Gxx *
Tag decoder range (distance) for eGo and eGo Plus tags
xx= 00 to 1F hexadecimal range value
Axx
RF power attenuation, where 00 is maximum output power and 0A is
minimum output power (10 dB less than maximum power).
Ixx*
IAG RF power attenuation, where 00 is maximum output power and 06 is
minimum output power* (6 dB less than maximum power).
528 Display RF Status (ETSI Compliant Readers Only)
Note: If this command is sent to an FCC Compliant reader, it will mirror the !527 command except
for Frequency, which will report as F00.
!528
displays the current status of the RF module. The reader response indicates whether
RF is controlled externally by the host, set by command
!640
N RF Control, or internally
by input set by command
!641.
Command
!528
also displays the current RF status
and the uniqueness timeout.
Reader message:
RFST C<0 to 1> O<0 to 1> T<1 to 3> Fxx Rxx Gxx Axx Ixx
where
C0
RF controlled by host
C1
RF controlled by presence sensor on Trigger Input (factory default)
O0
RF off
O1
RF on
* Not applicable for the AI1422E
Chapter 6 Commands
TransCore Proprietary
6–37
