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[module] WS2812 led module #2435

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merged 1 commit into from
Jun 19, 2019

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gautierhattenberger
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WS2812 are RGB LEDs that can be controlled in series with a single wire. A demo module makes a group of LEDs continuously changing color.

Using the ChibiOS DMA driver.

Using the ChibiOS DMA driver
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@fvantienen fvantienen left a comment

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Looks good!
Btw have you also seen the SPI option for these leds? That would use a bit less computation and interrupts.

@gautierhattenberger
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I didn't do the driver myself, but it is good to know. If we keep using this, we might add the SPI alternative as well then. Thanks

@gautierhattenberger gautierhattenberger merged commit 208c37b into paparazzi:master Jun 19, 2019
@gautierhattenberger gautierhattenberger deleted the ledsfrommaster branch June 19, 2019 08:00
noether pushed a commit to noether/paparazzi that referenced this pull request Aug 10, 2019
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3 participants