led
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led [2016/06/07 13:23] – [White / Blue LEDs issue] psykhaze | led [2016/06/15 12:40] – [Introduction] psykhaze | ||
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====== LED ====== | ====== LED ====== | ||
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===== Introduction ===== | ===== Introduction ===== | ||
- | LED is an industry acronym for **Light Emitting Diode**. These are usually small little " | + | LED is an industry acronym for **Light Emitting Diode**. These are usually small little " |
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+ | //(most common colors are red, green, | ||
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+ | ===== RGB LEDs ===== | ||
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+ | RGB (Red Green Blue) or multicolor LEDs can be serial driven by a core32. Some tests have already been made with **WS2812 ( APA106 )** LEDs and a core STM32 through J4B Pin. | ||
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+ | <wrap tip> | ||
- | That's also a generic term used for the lighted display on calculators and other numeric displays; they are made up of 7 distinct straight line " | ||
- | LCDs emulate this pattern style, though they are NOT diodes. The first to use the style was the " | ||
===== White / Blue LEDs issue ===== | ===== White / Blue LEDs issue ===== | ||
It has been proven recently that the use of **high brightness White and Blue LEDs are not good to human sight**. The output light spectrum for these LEDs is some harsh for the eye. You should prefer using other colors LEDs or not using them too much. | It has been proven recently that the use of **high brightness White and Blue LEDs are not good to human sight**. The output light spectrum for these LEDs is some harsh for the eye. You should prefer using other colors LEDs or not using them too much. | ||
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led.txt · Last modified: 2016/07/10 15:03 by psykhaze