[ell-i-developers] Re: Recommendations for MCU for Led driver?

  • From: otso@xxxxxxxxxxxx
  • To: ell-i-developers@xxxxxxxxxxxxx
  • Date: Wed, 4 Jun 2014 14:54:04 +0200

LPC4337 does have all the required features but it is too advanced
(expensive) to embed in a LED driver. I'm looking for the simplest /
cheapest possible microcontroller that can be used, I should have
specified that in the original message, sorry for omission.

-Otso

> I don't know whether it fits you..but I have a lpc4337 xplorer, which I
> got
> from last hackthon. I later find out I am not in need of it. If you wish I
> can send it to you.
> -ql
>
>
> On Wed, Jun 4, 2014 at 2:23 PM, <otso@xxxxxxxxxxxx> wrote:
>
>> Hi all,
>>
>> I'm designing microcontroller-controlled LED driver. I need to select a
>> suitable MCU for project. My requirements are: Absolute minimum of 2
>> 16-bit PWM channels, 3 strongly preferred and 6 would be enough for all
>> purposes I can foresee right now. Frequency "as high as possible", at
>> least over 50 kHz.
>>
>> MCU should have an ADC channel for each PWM-channel, muxed ADC with low
>> samplerate is ok.
>>
>> MCU also needs SPI-lines for communication with outside world.
>>
>> Does someone have experience with suitable microcontroller? Any
>> recommendations for selection?
>>
>> -Otso
>>
>>
>>
>>
>>
>


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