Pin Reading

[Sebastian Huber]

On 04/04/2012 03:29 PM, Binkowski, Cassio wrote:
> On Mon, Apr 2, 2012 at 10:34 AM, Binkowski, Cassio <cassioiks at gmail.com
> <mailto:cassioiks at gmail.com>> wrote:
>
>     On Mon, Apr 2, 2012 at 9:58 AM, Sebastian Huber
>     <sebastian.huber at embedded-brains.de
>     <mailto:sebastian.huber at embedded-brains.de>> wrote:
>
>         On 04/02/2012 02:45 PM, Binkowski, Cassio wrote:
>
>             Hi Sebastian,
>
>             I'm interested in three of them: ARM, AVR and SPARC.
>
>             But if I want any other board, is there a way of looking for this
>             information?
>
>
>         You have to look in the BSP source code, e.g. the header files.  The
>         lpc24xx ARM BSP has for example this API:
>
>         http://git.rtems.org/rtems/__tree/c/src/lib/libbsp/arm/__lpc24xx/include/io.h
>         <http://git.rtems.org/rtems/tree/c/src/lib/libbsp/arm/lpc24xx/include/io.h>
>
>
>     I'm afraid I didn't find any READ method.
>     I found just a GET, and it returns a boolean:
>
>
>     |/static inline bool lpc24xx_gpio_get(unsigned index)
>     {
>        if (index<= LPC24XX_IO_INDEX_MAX) {
>          unsigned port = LPC24XX_IO_PORT(index);
>          unsigned bit = LPC24XX_IO_PORT_BIT(index);
>
>          return (LPC24XX_FIO [port].pin&  (1U<<  bit)) != 0;
>        } else {
>          return false;
>        }/|
>
>     /} /
>     /
>     /
>     Can you advise?
>
>
> Any thoughts on this?

Sorry, I don't understand your questions.

-- 
Sebastian Huber, embedded brains GmbH

Address : Obere Lagerstr. 30, D-82178 Puchheim, Germany
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E-Mail  : sebastian.huber at embedded-brains.de
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