[Arm-netbook] EOMA68 Power Specifications
plugwash at p10link.net
Tue Aug 30 23:35:31 BST 2016
On 30/08/16 23:11, Luke Kenneth Casson Leighton wrote:
> crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
> On Tue, Aug 30, 2016 at 10:39 PM, Joseph Honold<mozzwald at gmail.com> wrote:
>> Seems like there should be a minimum power requirement that all cpu cards and devices must meet.
> okay - so you used the word "devices" which is not part of EOMA68
> terminology. sorry i missed this, so didn't understand the question.
> *from the perspective of the EOMA68 Cards* the *MAXIMUM* that they
> are permitted to use is 1.0A @ 5.0v
> *from the perspective of EOMA68 ***HOUSINGS*** .... * the *MINIMUM*
> that they must provide is: 1.0A @ 5.0v
> above exactly 1.0A @ 5.0v, housings are ***REQUIRED*** to cut power
> without warning.
This seems like a broken spec to me. Nothing in electronics is exact, so
a sane spec should have a reasonable margin between the maximum current
a card is allowed to draw and the point at which overcurrent protection
is required to kick in.
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