led
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led [2016/06/07 19:26] – [RGB LEDs] psykhaze | led [2016/06/15 12:39] – [Introduction] psykhaze | ||
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====== LED ====== | ====== LED ====== | ||
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===== Introduction ===== | ===== Introduction ===== | ||
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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 " | ||
- | 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 " | + | |
+ | ===== RGB LEDs ===== | ||
+ | |||
+ | 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. | ||
+ | |||
+ | <wrap tip> | ||
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===== 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. | ||
- | ===== RGB LEDs ===== | ||
- | //FIXME Describe it - WS2812 or APA106 LEDs// |
led.txt · Last modified: 2016/07/10 15:03 by psykhaze