see: http://mbed.org/users/okini3939/notebook/low-power-lpc81x/

swm.c

Committer:
okini3939
Date:
2013-06-07
Revision:
1:f336c9774f7a
Parent:
0:349dc3aae37a

File content as of revision 1:f336c9774f7a:

/*
* @brief 
* This file is used to config SwitchMatrix module.
*
* @note
* Copyright(C) NXP Semiconductors, 2013
* All rights reserved.
*
* @par
* Software that is described herein is for illustrative purposes only
* which provides customers with programming information regarding the
* LPC products.  This software is supplied "AS IS" without any warranties of
* any kind, and NXP Semiconductors and its licensor disclaim any and
* all warranties, express or implied, including all implied warranties of
* merchantability, fitness for a particular purpose and non-infringement of
* intellectual property rights.  NXP Semiconductors assumes no responsibility
* or liability for the use of the software, conveys no license or rights under any
* patent, copyright, mask work right, or any other intellectual property rights in
* or to any products. NXP Semiconductors reserves the right to make changes
* in the software without notification. NXP Semiconductors also makes no
* representation or warranty that such application will be suitable for the
* specified use without further testing or modification.
*
* @par
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, under NXP Semiconductors' and its
* licensor's relevant copyrights in the software, without fee, provided that it
* is used in conjunction with NXP Semiconductors microcontrollers.  This
* copyright, permission, and disclaimer notice must appear in all copies of
* this code.
*/
    
#include "LPC8xx.h"    /* LPC8xx Peripheral Registers */
#include "type.h"

void SwitchMatrix_Init() 
{ 
    /* Enable SWM clock */
    LPC_SYSCON->SYSAHBCLKCTRL |= (1<<7);

    /* Pin Assign 8 bit Configuration */
    /* none */

    /* Pin Assign 1 bit Configuration */
    /* SWCLK */
    /* SWDIO */
    /* RESET */
    LPC_SWM->PINENABLE0 = 0xffffffb3UL; 
}

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