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Real-Time I/Q Baseband Generator User’s and Programming Guide
Softkey Reference
ESG Family Signal Generators
C
Options UN8 and 202
Configure Up VOX
Pressing this softkey displays a menu of softkeys where you can
configure an uplink VOX traffic channel. The following figure shows an
uplink VOX timeslot as it is defined by the PDC format.
•
G:
there are two guard time fields. The guard time field at the
beginning of the timeslot is a 108-bit field. The guard time field at
the end of the timeslot is a 118-bit field. The grey text indicates that
you cannot change the content of these fields.
•
R:
ramp time is a 4-bit field. The grey text indicates that you cannot
change the content of this field.
•
P:
the preamble is a 2-bit field. The grey text indicates that you
cannot change the content of this field.
•
SW:
shows the value (hexadecimal 785B4) of the frame
synchronization word. The
SW
softkey makes this the active
function.
•
CC:
shows the value (00) of the color code. The
CC
softkey makes
this the active function.
•
SF:
shows the value (0) of the steal flag. The grey text indicates that
you cannot change the value.
•
SACCH:
shows the value (0000) of the slow associated control
channel. The
SACCH
softkey makes this the active function.
Softkey Location:
Mode
>
TDMA
>
PDC
>
Data Format Pattern Framed
>
Configure Timeslots
>
Timeslot Type
>
Up VOX
>
Configure Up VOX
Содержание ESG series
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