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Altera_Forum
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15 years ago

Multiple PWM on MAX II EPM240T100C5N for LED driving

Dear all, I am considering using the EPM240 in my design to control 15 RGB LEDs with independent PWM for R,G,B and also read a few switches states (so, read some CPLD input pins). The 15 R...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Thanks for your prompt reply FvM.

I think I could get rid of the latches, the PWM comparators will not be valid during the bit shifting, but I can probably get away with that since it is a very short amount of time.

Could you tell me how many LEs it takes to do a 8 bits comparator ? is it again 1 bit per LE or more complex ?