DT-4500 Series C- and Ku-Band Down Converters
MN/DT4500.IOM
Serial Interface Operation
Revision 2
8–23
Description
Details
Set Fault Recovery:
<DEV/AFR_xxx{cr} where:
xxx = ON or 0FF
Confirmation:
>DEV/AFR_xxx{cr}{lf}]
Return Status:
<DEV/AFR_{cr}
Confirmation:
>DEV/AFR_xxx{cr}{lf}]
8.7.3.9
PGM (Program Pre-select)
Use PGM to store up to 32 preset frequency and attenuation settings.
Description
Details
Program Pre-select:
<DEV/PGM_nn_xxxxx.xxx_yy.yy{cr} where:
nn = Preset Number = 01 to 32.
xxxx.xxx = Frequency in MHz (RF
LOW
to RF
HIGH
) in 125 kHz steps (1 kHz
steps optional)
EXAMPLE: 4500 to 4800 MHz for Model DT-4503/E (see Chapter 2.
SPECIFICATIONS for product-specific frequency ranges)
yy.yy = Attenuation value in dB from 00.00 to 25.00 in 0.25 dB step sizes (0.1
dB step size optional).
Confirmation:
>DEV/PGM_nn_xxxxx.xxx_yy.yy{cr}{lf}]
8.7.3.10
DPS (Display All Pre-selects)
Use DPS to return all 32 of the programmed pre-select values.
Description
Details
Display Pre-selects:
<DEV/DPS_{cr}
Confirmation:
>DEV/DPS_{cr}
P01 xxxxx.xxx yy.yy{cr}
to
P32 xxxxx.xxx yy.yy{cr}{lf}] where:
xxxxx.xxx = Frequency in MHz
yy.yy
= Attenuation in dB
Note: Only programmed pre-select numbers are returned. If no pre-select(s)
is programmed, “No Pre-Selects Programmed” is returned.
