Difference between revisions of "Null Source"

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(Created page with "A source of zeros used mainly for testing. If you really want a constant source of zeros, try using the Constant Source block.")
 
(Example Flowgraph)
 
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[[Category:Block Docs]]
 
A source of zeros used mainly for testing.  If you really want a constant source of zeros, try using the [[Constant Source]] block.
 
A source of zeros used mainly for testing.  If you really want a constant source of zeros, try using the [[Constant Source]] block.
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== Parameters ==
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None
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== Example Flowgraph ==
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When a flowgraph has no hardware devices, a Throttle is needed to limit the CPU utilization. Since the "main" data flow is via messages, the Throttle is fed with a Null Source. This file can be found at [https://github.com/gnuradio/gnuradio/blob/master/gr-qtgui/examples/test_digitalnumcontrol.grc]
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[[File:Test_dignum_fg.png]]
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== Source Files ==
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; C++ files
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: [https://github.com/gnuradio/gnuradio TODO]
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; Header files
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: [https://github.com/gnuradio/gnuradio TODO]
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; Public header files
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: [https://github.com/gnuradio/gnuradio TODO]
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; Block definition
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: [https://github.com/gnuradio/gnuradio TODO]

Latest revision as of 17:06, 29 November 2020

A source of zeros used mainly for testing. If you really want a constant source of zeros, try using the Constant Source block.

Parameters[edit]

None

Example Flowgraph[edit]

When a flowgraph has no hardware devices, a Throttle is needed to limit the CPU utilization. Since the "main" data flow is via messages, the Throttle is fed with a Null Source. This file can be found at [1]

Test dignum fg.png

Source Files[edit]

C++ files
TODO
Header files
TODO
Public header files
TODO
Block definition
TODO