The output is just a FET with its gate connected to the DIO line.
Output a '1' to keep the FET off, output a '0' to turn the FET on and
it can sink 1A/30V to ground. It has no sourcing ability.
//Jesse Off
--- In Matthieu Crapet <> wrote:
>
> You should look at the DIO Port header, there are 8 GPIO :
> DIO_08, DIO_09, ..., DIO_16
>
> DIO_15 DIO_08
> DIO_14 DIO_09
> 15 13 11 9 7 5 3 1
> +--+--+--+--+--+--+--+
> | |
> +--+--+--+--+--+--+--+
> 16 14 12 10 8 6 4 2
> 3.3V | GND
> DIO_16
>
> Proc pin:
> EGPIO_8 = DIO_08
> EGPIO_9 = DIO_09
> ...
> EGPIO_15 = DIO_15
>
> FGPIO_0 = DIO_16
>
> According to cirrus datasheet (TS-7200):
> Port EGPIO is 4ma / Pull-up
> Port FGPIO is 8ma / Pull-up
>
> You should also have a look at Technologic Systems documentation, pin
> can source 4ma or sink 8ma.
>
> For software issues, I advice you to use a small program written by Jim
> Jackson called "adio", it will help you to manipulate io from
command line.
>
> Matthieu
>
>
>
> Curtis Monroe wrote:
>
> >I find it best to download the schematics in a situation like this:
> >
> >http://www.embeddedarm.com/downloads/Schem_Mech/ts-7250_schematic.pdf
> >
> >-Curtis.
> >
> >
> >On October 18, 2005 08:27 pm, Fabian Alfaro wrote:
> >
> >
> >>I´m working with my ts-7250, and want to use the output capable of
> >> switching 1 Amp at 30 V, but I haven´t found any information about it
> >> except that the pin is number 4 in the DIO Header. Has someone worked
> >> with this pin or could give me some information about it?
> >>
> >> Thanks a lot,
> >>
> >> Fabián
> >>
> >>
> >>
> >>
> >>
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> >
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> >
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