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Driving more than 1 led from a single DOUT pin

cimo

By cimo
in Design Concepts

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cimo MIDIbox Guru

cimo

Posted
Posted

hi

i am quite sure i ve seen this posted already but can t really find it..

I need to drive 3 leds from a single DOUT pin, the rest of pins will drive 1 single led.

If i want all the leds to have the same brightness, is it enough to change the resistor value or should i go for a transistor?

simone

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