22eb06_lib_iolamp.c

使用embest IDE开发工具开发的基于LPC2294 的触摸屏开发

/*
***********************************************************************

       Embest Info&Tech Co., Ltd.  All rights reserved.
                     www.embedinfo.com

***********************************************************************

---------------- file information -------------------------------------

file name: 22eb06_lib_iolamp.c
version  : v0
author   : peter pan / [e-mail]
begin    : 2006-02-10
finish   : 2006-02-10
define   : lpc22eb06 iolamp controll functions

notes    :

---------------- modify information -----------------------------------
version  :
modify   :
begin    :
finish   :
define   :
-----------------------------------------------------------------------
*/


// (--------------------- compiler condition --------------------------

/*
#ifdef  xxx
        #define  xxx
#endif
*/

// --------------------- compiler condition --------------------------)



/*-------------------------------------------------------------------*/
/*                       include files                               */
/*---------------------------------------------------------------- --*/
#include    "22eb06_lib_iolamp.h"



/*-------------------------------------------------------------------*/
/*                       local function declare                      */
/*-------------------------------------------------------------------*/



/*-------------------------------------------------------------------*/
/*                       variable define                             */
/*-------------------------------------------------------------------*/

/*
INT32U      XXXXXX;
*/




/*-------------------------------------------------------------------*/
/*                       extern function declare                     */
/*-------------------------------------------------------------------*/

/*--- define in XXX.c ---
extern  void    XXX();
*/


/*-------------------------------------------------------------------*/
/*                       extern variable declare                     */
/*-------------------------------------------------------------------*/

/*--- USED in XXX() ---
XXX SSS; // used inXXX()
*/



/*-------------------------------------------------------------------*/
/*                       function code                               */
/*-------------------------------------------------------------------*/


/**********************************************************************
* name  :    xxxxx
* func  :    xxxxx
* para  :    xxxx
* ret   :    xxxx

* glob  :    xxxx
* inc   :

* author:
* date  :

* modify:
* comment:
**********************************************************************/
/*void  xxx(xxx xxx)
      {
      }
*/








/**********************************************************************
* name  :    Init_lamp(void)
* func  :    init the port
* para  :

* ret   :    xxxx

* glob  :    xxxx
* inc   :

* author:
* date  :

* modify:
* comment:
**********************************************************************/
void Init_lamp()
     {
     INT32U i;
     INT32U j;

     //connect to GPIO function
     i = PINSEL2;
     i |= (0x01<<4);
     PINSEL2 = i;

     //set the GPIO direction
     i = IODIR2;
     i |= (0x03<<23);
     IODIR2 = i;

//   IOSET2 = 0xffffffff;
}





/**********************************************************************
* name  :    IO_lamp(INT32U IO_lamp1_onoff, INT32U IO_lamp2_onoff)
* func  :    on off the IO_lamp
             used the hardware p2.23/p2.24
* para  :    IO_lamp controllor
             0: off the lamp
             1: on the lamp
* ret   :    xxxx

* glob  :    xxxx
* inc   :

* author:
* date  :

* modify:
* comment:
**********************************************************************/
void IO_lamp(INT32U IO_lamp1_onoff, INT32U IO_lamp2_onoff)
     {
     INT32U i;
     INT32U j;


     //on off the lamp1
     if (IO_lamp1_onoff == 0)
        {   //off the lamp
        i = IOSET2;
        i |= (0x01<<23);
        IOSET2 = i;
        }
     else
        {
        i = IOCLR2;
        i |= (0x01<<23);
        IOCLR2 = i;
        }

     //on off the lamp2
     if (IO_lamp2_onoff == 0)
        {   //off the lamp
        i = IOSET2;
        i |= (0x01<<24);
        IOSET2 = i;
        }
     else
        {
        i = IOCLR2;
        i |= (0x01<<24);
        IOCLR2 = i;
        }
     }