68 lines
2.6 KiB
C
68 lines
2.6 KiB
C
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/**********************************************************************
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* $Id$ lpc43xx_scu.c 2011-06-02
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*//**
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* @file lpc43xx_scu.c
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* @brief Contains all functions support for SCU firmware library on lpc43xx
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* @version 1.0
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* @date 02. June. 2011
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* @author NXP MCU SW Application Team
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*
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* Copyright(C) 2011, NXP Semiconductor
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* All rights reserved.
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*
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***********************************************************************
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* products. This software is supplied "AS IS" without any warranties.
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* NXP Semiconductors assumes no responsibility or liability for the
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* use of the software, conveys no license or title under any patent,
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* copyright, or mask work right to the product. NXP Semiconductors
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* reserves the right to make changes in the software without
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* notification. NXP Semiconductors also make no representation or
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* warranty that such application will be suitable for the specified
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* use without further testing or modification.
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors<EFBFBD>
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* relevant copyright in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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**********************************************************************/
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/* Peripheral group ----------------------------------------------------------- */
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/** @addtogroup SCU
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* @{
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*/
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/* Includes ------------------------------------------------------------------- */
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#include "LPC43xx.h" /* lpc43xx definitions */
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#include "lpc_types.h"
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#include "lpc43xx_scu.h"
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/*********************************************************************//**
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* @brief Configure pin function
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* @param[in] port Port number, should be: 0..15
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* @param[in] pin Pin number, should be: 0..31
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* @param[in] mode Pin mode, should be:
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* - MD_PUP :Pull-up enabled
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* - MD_BUK :Plain input
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* - MD_PLN :Repeater mode
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* - MD_PDN :Pull-down enabled
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* @param[in] func Function mode, should be:
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* - FUNC0 :Function 0
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* - FUNC1 :Function 1
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* - FUNC2 :Function 2
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* - FUNC3 :Function 3
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* @return None
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**********************************************************************/
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void scu_pinmux(uint8_t port, uint8_t pin, uint8_t mode, uint8_t func)
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{
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uint32_t * scu_base=(uint32_t*)(LPC_SCU_BASE);
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scu_base[(PORT_OFFSET*port+PIN_OFFSET*pin)/4]=mode+func;
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} /* scu_pinmux */
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/**
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* @}
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*/
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