Le 24/08/2015, Graham a écrit :
> There is a compromise between the value of the resistors used for boot
> programming, and the permanent load they put on the I/O system during
> operational I/O.
>
> So, yes, you can lower the value of the programming resistors, if it
> both solves your boot problem, and does not disturb the way the I/O
> works when the system is in normal operation. At some point it will.
What is the minimum voltage I should have on the GPIO input so it is read
as 1 logic?
> The output drive capability of the GPIO on the Sitara is limited. Make
> sure you understand it.
I guess that I have to take the maximum current sink a GPIO can handle? I
cant find these values - only current source (4mA). Can I find the same
value for current sink?
--
Frédéric
--
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