[time-nuts] RPi/ beagle bone-like computer without video
jimlux
jimlux at earthlink.net
Thu Dec 1 11:55:48 UTC 2016
On 11/30/16 11:08 PM, Chris Albertson wrote:
> On Wed, Nov 30, 2016 at 12:42 PM, jimlux <jimlux at earthlink.net> wrote:
>
>> I'm looking for a small linux single board - similar to RPi or Beaglebone
>> Black, but don't need the HDMI, or video stuff.
>> Preferably without weird connectors, and available for wide temperature
>> ranges (it's for a data logger/collector in the field)
>>
>
> Does it really need to run Linux? If you can give up Linux then there are
> MANY ARM Cortex M SBCs that are tiny and run on literally micro amps and
> sell for under $5. You can run a very small-footprint RTOS on the Cortex
> M that can do "hard" real-time as well is some multitasking and even
> network.
Yes.. Theres a bunch of software to run on it that already exists, and
needs Linux.
>
> If you really need Linux and it needs to be small and low cost and low
> power, then look at the "Pi Zero". It is a very small Pi that sells for
> only $5. It has video but just don't plug in the cable.
>
The Pizero and Pi A are about the same power: 400 mW with Wifi off, idle;
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