In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Professorwiz wrote:

I had that book about 20 years ago when I worked at Radio Shack, looks like I'll have to buy it again!  I was reading though the info on those super bright leds and they'll take up to a max of 30 ma continous, so I'd be safe with even 100 ohm resistors if I use your formula correctly.  That would only be 18 ma correct?
Russ

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