RF-Lambda USA LLC. 6860 N Dallas Parkway, Suite 200, Plano, TX 75024, USA
Telephone: (972) 767-5998 Fax: (972) 499-1302 www.rflambda.com
Page 38
<CR>
=
carriage
return
<LF>
=
line
feed
Command
must
be
terminated
by
carriage
return
and
line
feed.
•
Identification
This
command
echoes
back
information
and
help
information
about
the
test
system.
Syntax:
HX<CR><LF>
Example:
HX<CR><LF>
System
will
return:
>>RF
‐
Lambda
Firmware
Rev
A!
>>SA:Set
attenuator
value!
>>RA:Get
attenuator
value!
>>SS:Set
switch
value!
>>RS:Get
switch
value!
>>RI:Get
the
input
port
connected
to
any
output
port!
>>
It
is
used
in
a
power
divider
system!
>>RO:Get
the
output
port
connected
to
any
input
port!
>>
It
is
used
in
a
power
Combiner
system!
>>LO:Lock
keyboard
of
the
system!,
>>LU:Unlock
keyboard
of
the
system!,
>>RT:Restart
system!,
>>Enter
"HX"
and
command
without
space
to
get
more
details!
Notes:
Command
is
not
case
sensitive.
•
Set
Attenuator
The
set
attenuator
command
is
used
to
set
the
attenuation
level
of
a
specific
attenuator.
Syntax:
SAx
y<CR><LF>
x
=
attenuator
number
y
=
attenuation
level
Example:
SA11
20<CR><LF>
Sets
attenuation
of
attenuator
#11
to
20dB.
System
will
return:
>>A11:20dB;<CR><LF>
SA1
10;SA3
30<CR><LF>
Sets
attenuation
of
attenuator
#1
to
10dB,#3
to
10dB.
System
will
return:
>>A1:10dB;A3:30dB;<CR><LF>
SA1
‐
6
20<CR><LF>
Sets
attenuation
of
attenuator
from
#1
to
#6
to
127dB.
System
will
return:
>>A1:10dB;A2:20dB
;A3:10dB;A4:20dB;
<CR><LF>
>>A1:10dB;A3:20dB;<CR><LF>
