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Lpc2000

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Re: [lpc2000] SSEL Pin Error

2004-12-13 by dasbento@aeiou.pt

Hello,
       when you configured as SSEL, you have make pull up a 3.3V for
SPI interface to act as a master, and to choose other pin GPIO for SSEL!!!

          Domingos




Citando Sridhar gadda <sridhargadda@...>:

> 
> Hi, 
>         when you configured SPI interface , Master as \ufffdc. In manual its
> r> eturn that "LPCconfigured as SPI master MUST select SSEL
functionality on
> a> n appropriate pin and have HIGH level on this pin in order to act
as a
> mast> er" (page 170)
>  
> if you configure PINSEL0 = 0x00005500 // selects SCK0, MISO, MOSI and
> SSL> E 
>  
> but how can we generate HIGH on SSLE pin which is  P0.7..........As
far as
> > I know you can only generate HIGH on GPIO pins only if they
configured as
> O> UTPUT pins. 
>  
>              My question is how to generate high on SSLE when it is not
> con> figured as GPIO pin.
>  
>    Any help and suggestions would be appreciated.
>  
>  Thanks in advance.
>  
>  With regards,
>  
> Sridhar
>  
>  
>  
>                   
>
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