Not if it takes 5 pins to equal the peripheral mix needed by one standard
BBB pin.

Gerald


On Wed, May 20, 2015 at 12:09 PM, Walter Schilling <schill...@msoe.edu>
wrote:

> Pin muxing is something that can very easily be controlled in software /
> managed with software changes and routing on the board.  However, if the
> physical interface is different, you end up throwing out all of the
> peripherals you have.  Think of it this way: how standard would USB be if
> each version used a different physical interconnect?  They haven't.
> There's a few "standard" interfaces out there for the hardware.
>
> Walt
>
>
> On Wednesday, May 20, 2015 at 10:05:15 AM UTC-5, Gerald wrote:
>
>> BeagleBone Black needed to be cheap. something had to go. Rest of the
>> expansion signals are the same and those signals are still there on the
>> board..
>>
>> I disagree that the changes were radical. I fact, we lowered the cost and
>> added features.
>>
>> If we change to another processor, the pin muxing changes. To comply with
>> your desire to keep them all the same, you have just made my case.
>>
>> Gerald
>>
>>
>> On Wed, May 20, 2015 at 9:42 AM, Walter Schilling <schi...@msoe.edu>
>> wrote:
>>
>>> That's a real problem if the interface doesn't stay compatible in the
>>> future.  When I look at Arduino, capes are compatible with previous
>>> versions.  Same goes with the Raspberry Pi.  Version 1 to version 2 adds
>>> features, but generally keeps compatibility between them.  With the
>>> Beagle's, each version has had a radically different form factor and
>>> support.  White's started with an extra header, removed for the blacks,
>>> breaking some capes.
>>>
>>> On Tuesday, May 19, 2015 at 9:30:37 AM UTC-5, RobertCNelson wrote:
>>>
>>>> On Tue, May 19, 2015 at 9:24 AM, Philip <philip....@gmail.com> wrote:
>>>> > On Tuesday, May 19, 2015 at 10:14:20 AM UTC-4, Gerald wrote:
>>>> >>
>>>> >> If I knew that, I would have mentioned that. I would say maybe late
>>>> >> September. We hope to have a few beta boards in about 6 weeks. Jason
>>>> is
>>>> >> handling who gets those boards. Right now, we are going back into
>>>> layout to
>>>> >> fix yet another TI "feature".
>>>> >>
>>>> >
>>>> > Will the cape interface stay the same?
>>>>
>>>> Nope, and don't mention stuff like that, we don't want to give Gerald
>>>> a heart attack..
>>>>
>>>> Regards,
>>>>
>>>> --
>>>> Robert Nelson
>>>> https://rcn-ee.com/
>>>>
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>>
>>
>>
>> --
>> Gerald
>>
>> ger...@beagleboard.org
>> http://beagleboard.org/
>> http://circuitco.com/support/
>>
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-- 
Gerald

ger...@beagleboard.org
http://beagleboard.org/
http://circuitco.com/support/

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