101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/*
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* @brief Repetitive Interrupt Timer registers and control functions
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2012
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* All rights reserved.
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*
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* @par
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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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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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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' and its
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* licensor's relevant copyrights 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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#include "ritimer_001.h"
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/*****************************************************************************
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* Private types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Public types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Private functions
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****************************************************************************/
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/*****************************************************************************
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* Public functions
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****************************************************************************/
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/* Initialize the RIT */
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void IP_RIT_Init(IP_RITIMER_001_Type *RITx)
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{
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RITx->COMPVAL = 0xFFFFFFFF;
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RITx->MASK = 0x00000000;
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RITx->CTRL = 0x0C;
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RITx->COUNTER = 0x00000000;
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}
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/* DeInitialize the RIT */
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void IP_RIT_DeInit(IP_RITIMER_001_Type *RITx)
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{
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IP_RIT_Init(RITx);
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}
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/* Enable/Disable Timer */
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void IP_RIT_Enable(IP_RITIMER_001_Type *RITx, FunctionalState NewState)
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{
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if (NewState == ENABLE) {
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RITx->CTRL |= RIT_CTRL_TEN;
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}
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else {
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RITx->CTRL &= ~RIT_CTRL_TEN;
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}
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}
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/* Enable or disable timer debug */
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void IP_RIT_TimerDebugCmd(IP_RITIMER_001_Type *RITx, FunctionalState NewState)
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{
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if (NewState == ENABLE) {
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RITx->CTRL |= RIT_CTRL_ENBR;
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}
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else {
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RITx->CTRL &= ~RIT_CTRL_ENBR;
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}
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}
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/* Check whether interrupt is pending */
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IntStatus IP_RIT_GetIntStatus(IP_RITIMER_001_Type *RITx)
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{
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uint8_t result;
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if ((RITx->CTRL & RIT_CTRL_INT) == 1) {
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result = SET;
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}
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else {
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return RESET;
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}
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return (IntStatus) result;
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}
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