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Real-Time I/Q Baseband Generator User’s and Programming Guide
Programming Commands and Examples
ESG Family Signal Generators
Programming Commands
Options UN8 and 202
PHS - Uplink Synchronization Channel Timeslot
[SOURce]:RADio:PHS:ULINK:SLOT[1]|2|3|4:SCHannel:IDLE <bit pattern>
[SOURce]:RADio:PHS:ULINK:SLOT[1]|2|3|4:SCHannel:IDLE?
This command enables you to change the 34-bit idle (IDLE) field. The preset hexadecimal
value (when normal preset is selected) for IDLE reflects the PHS protocol, however you
can enter a new value entering this command. The current value for IDLE is displayed in
the
IDLE
field near the bottom of the text area of the display.
Range: 000000000 to 3FFFFFFFF
*RST value: 000000000
I/Q Scaling
Custom
[:SOURce]:RADio:CUSTom:IQ:SCALe <value>
[:SOURce]:RADio:CUSTom:IQ:SCALe?
Other Formats
[:SOURce]:RADio:<desired format>:IQ:SCALe <value>
[:SOURce]:RADio:<desired format>:IQ:SCALe?
This command sets the amplitude of the I/Q outputs for better ACP. This command has no
effect with MSK or FSK modulation.
Range: 1 through 9999
*RST value: Custom, NADC: 70; All Others: 100%
Leading Broadcast Bit (B1) Field
TETRA - Downlink Continuous Normal Timeslot
[:SOURce]:RADio:TETRa:SLOT[1]|2|3|4:DCNormal:B1 <14-bit value>
[:SOURce]:RADio:TETRa:SLOT[1]|2|3|4:DCNormal:B1?
This command sets the first 14 broadcast bits for the selected downlink continuous normal
timeslot.
Range: 0000 to 101A (hexadecimal)
*RST value: 0000 (hexadecimal)
TETRA - Downlink Discontinuous Normal Timeslot
[:SOURce]:RADio:TETRa:SLOT[1]|2|3|4:DDNormal:B1 <14-bit value>
[:SOURce]:RADio:TETRa:SLOT[1]|2|3|4:DDNormal:B1?
This command sets the first 14 broadcast bits for the selected downlink discontinuous
normal timeslot.
Range: 0000 to 101A (hexadecimal)
*RST value: 0000 (hexadecimal)
Содержание ESG series
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