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-   -   LED Control VIs? (http://www.chiefdelphi.com/forums/showthread.php?t=133478)

MatthewKnauff 24-01-2015 22:54

LED Control VIs?
 
Are there any VIs used to control Smart LEDs, or any other type of Smart light, in Labview? If so, where is it?

Alan Anderson 24-01-2015 23:11

Re: LED Control VIs?
 
There are generic I2C and SPI communication VIs, but you have to tailor the communication to match the device you want to control.

What LEDs are you planning to use? Some other team might already have done the programming for them.

MatthewKnauff 25-01-2015 10:24

Re: LED Control VIs?
 
We are using NeoPixel LEDs, but I have been looking around and cannot find anything other than arduino examples. Now I may not be looking in the right places, I have been googleing examples and searching around on here.

Joe Ross 25-01-2015 11:11

Neopixel LEDs have such tight timing requirements (100 ns) that the standard usage is to dedicate an arduino to handle them. To try to handle them on the roboRIO would require dedicating a lot of processing power.

MatthewKnauff 25-01-2015 16:24

Re: LED Control VIs?
 
I was just talking with my mentor and found out that we are not using NeoPixels after all, so we are going with DotStar because of that reason.

Alan Anderson 25-01-2015 17:33

Re: LED Control VIs?
 
DotStar LEDs use SPI communication. Connect them to the proper roboRIO pins, send them the right data, and you should be good to go.

MatthewKnauff 26-01-2015 10:23

Re: LED Control VIs?
 
Ok thank you


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