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This thread is privately moderated by kallend, who may elect to delete unwanted replies. |
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Discussion
Using a DX9 to "strobe" LED lights
I have LED strips on my F550 with NAZA M. The attached spm file uses the DX9 sequencer to produce a strobe-like effect with the LEDs. The sequencer produces the "flash" effect and the mixer adds this to the selected output channel (AUX3 in my case). The mixer also adds in a value from one of the 3-way switches (I used switch D), so that the overall result is, depending on the switch position, that the LEDS are "off", "strobe", or "on".
The Rx AUX3 output drives the LEDs through an electronic on-off switch such as this http://hobbyking.com/hobbyking/store...ed_Switch.html You may need to reverse the channel output depending on whether switch you use is active low or active high. Edited to add: Whatever channel you choose to drive the lights needs to be assigned to INH in Channel Assign, so that the sequencer or switch can then be used to drive that channel using the MIXER function. I had the mixer set up to be controlled by Switch D. When Switch D is in the "2" position, it sends its own value (interpreted as "off") to the light control. In the "1" position it sends the sequencer strobe to the lights, and in the "0" position it sends its own value ("on") to the lights. |
Last edited by kallend; Aug 11, 2015 at 09:35 AM.
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How's the surface finish ?
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Kallend that looks exactly what I was trying to do.
I will have a look at the .spm file. I assume it is only this bit I will need. <sequencer> *Index= 0 conditionID= 240 activePositions=%0001 activePositionsRev=%00E4 speed= 512 speedDown= 512 textA="Strobe" shortA="STR" textB="Switch" shortB="XXX" sqPos: 0 1632 3264 16032 16368 16368 16368 16368 sqTargetA: -1023 -1023 1023 -1023 -1023 -1023 1023 1023 sqTargetB: -1023 -1023 -1023 -1023 1023 1023 -1023 -1023 sqPosRev: 0 1632 3264 16192 16368 16368 16368 16368 sqTargetARev: -1023 -1023 1023 -1023 -1023 -1023 1023 1023 sqTargetBRev: -1023 1023 1023 1023 1023 1023 -1023 -1023 sqStateOut: 0 1 2 3 4 4 4 4 sqStateOutRev: 0 1 2 3 4 4 4 4 sqStepsActive= 5 outMode_a= 1 outMode_b= 1 tripLow= -341 tripHigh= 341 </sequencer> However it is probably simpler for me to load the whole file, ignore all the rest of it and manually transfer the Sequencer screen to my existing model. Many thanks for this. John Quote:
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Made a "double-barrelled" one for my FMS F/A -18, to even out the off-axis illumination.
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Latest blog entry: Make your own flickering EDF afterburner
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I just loaded your .spm file and had a look at the sequencer screens on the Tx. It's so much easier to understand when you have a working version and can follow the logic.
Many thanks for this. However I cannot help comparing exactly the same solution in Airware and OpenTX. ![]() John |
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I have red and blue high intensity LEDs on the right and left arms of my modified F550 (now closer to 650mm). Red facing back, blue facing forward. I have them rigged to turn on when the landing gear is retracted. But I like the idea of flashing. I probably would have rigged it with an Arduino, wouldn't have thought to use the sequencer for this. Nice...
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