Friday,16-February-2018

3×74HC595 - arduino simple test

EN
parts: one arduino uno, 3 x 74HC595, 8 x RGB diodes with common ground pin, 8×220ohm resistors for the red pins, and 150ohms for the rest. Power supply: two 7805 regulators in parallel. Seems in that way do not overheat if all LEDs are on full power, 3×220uF caps, and one 47nF cap. 12V as supply.

the story: there was again some idea of car dash backlight and that was just test what can be created.
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