UHF-Reader
Manual
ID ISC.ANT.U500/270 - DM
FEIG ELECTRONIC GmbH
Page 82 of 117
H71011-0e-ID-B.docx
9.4. [0x6A] RF Output ON/OFF
The command RF ON/OFF switches the RF field of the Reader antennas ON and OFF.
If the reader works in Auto Read Mode the RF communication can be interrupted by transmitting
RF OFF and continued with RF ON.
Host
Reader
Byte
1
2
3
4
5
6
7 .. 8
Contents
STX
(0x02)
MSB
ALENGTH
LSB
ALENGTH
COM-ADR
[0x6A]
RF_OUTPUT
CRC16
Host
Reader
Byte
1
2
3
4
5
6
7 .. 8
Contents
STX
(0x02)
MSB
ALENGTH
LSB
ALENGTH
COM-ADR
[0x6A]
STATUS
17
CRC16
RF-OUTPUT:
Set the antenna outputs.
Bit
7
6
5
4
3
2
1
0
Function
0
0
0
0
0
Antenna Output
Antenna Output
Set all RF outputs active or RF Power off
Antenna
Output
Description
b000
RF OFF
b001
RF Power on, all antenna outputs
NOTE:
In the case of sending
RF output ON/OFF
with antenna output = b000 the Reader sends a
command to reset the persistence flags of the Transponder. This command is sent on the
antenna port which was active before the RF output ON/OFF command is sent to the Read-
er.
17