[ts-7000] Re: Hi Ts7250 + ts 9700 DAC Problem

["Andy Mercier" <>]

--- In  "ugumugu" <> wrote:
>
> Hi everybody,
> 
> I use below source to use the ts9700,
> 
> While everything on the ADC part is perfect, there is no output on the
> DAC side.
> 
> Could you please give me some advice on it.
> 
> 
> Best Regards.
> F. Ugurtan Erdem
> *******************
>volatile byte *ldac;
>volatile byte *hdac;
>   :
>   :
>ldac = base + DAC;
>hdac = base + DAC + 1;
>   :
>   :
>   *ldac = val;
>   *hdac = 0xFF;
>   :
> ***********************************
>

Are you compiling with "-mcpu=arm9"?

Ref. last paragraph of section 7.4 in
http://www.embeddedarm.com/Manuals/linuxarm-guide-rev2.3.pdf

----
Andy




 
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