adc_001.h

Go to the documentation of this file.

/*
 * @brief ADC Registers and control functions
 *
 * @note
 * Copyright(C) NXP Semiconductors, 2012
 * 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.
 */

#ifndef __ADC_001_H_
#define __ADC_001_H_

#include "sys_config.h"
#include "cmsis.h"

#ifdef __cplusplus
extern "C" {
#endif

#if defined(CHIP_LPC177X_8X) || defined(CHIP_LPC407X_8X) || defined(CHIP_LPC1347) || defined(CHIP_LPC175X_6X)
#define ADC_ACC_12BITS
#define ADC_TRIM_SUPPORT
#else
#define ADC_ACC_10BITS
#endif

typedef struct {     
 __IO uint32_t CR;    
 __I  uint32_t GDR;    
 __I  uint32_t RESERVED0;
 __IO uint32_t INTEN;   
 __I  uint32_t DR[8];   
 __I  uint32_t STAT;    
#if defined(ADC_TRIM_SUPPORT)
 __IO uint32_t ADTRM;
#endif
} IP_ADC_001_T;

#if defined(ADC_ACC_12BITS)
 #define ADC_DR_RESULT(n)        ((((n) >> 4) & 0xFFF)) 
#else
 #define ADC_DR_RESULT(n)        ((((n) >> 6) & 0x3FF)) 
 #define ADC_CR_BITACC(n)        ((((n) & 0x7) << 17)) 
#endif

#define ADC_DR_DONE(n)          (((n) >> 31))   
#define ADC_DR_OVERRUN(n)       ((((n) >> 30) & (1UL))) 
#define ADC_CR_CH_SEL(n)        ((1UL << (n)))   
#define ADC_CR_CLKDIV(n)        ((((n) & 0xFF) << 8)) 
#define ADC_CR_BURST            ((1UL << 16))   
#if defined(CHIP_LPC1347)
#define ADC_CR_LPWRMODE         ((1UL << 22))   
#define ADC_CR_MODE10BIT        ((1UL << 23))   
#else
#define ADC_CR_PDN              ((1UL << 21))   
#endif
#define ADC_CR_START_MASK       ((7UL << 24))   
#define ADC_CR_START_MODE_SEL(SEL)  ((SEL << 24))  
#define ADC_CR_START_NOW        ((1UL << 24))   
#define ADC_CR_START_CTOUT15    ((2UL << 24))   
#define ADC_CR_START_CTOUT8     ((3UL << 24))   
#define ADC_CR_START_ADCTRIG0   ((4UL << 24))   
#define ADC_CR_START_ADCTRIG1   ((5UL << 24))   
#define ADC_CR_START_MCOA2      ((6UL << 24))   
#define ADC_CR_EDGE             ((1UL << 27))   
#if defined(CHIP_LPC1347)
#define ADC_CONFIG_MASK   (ADC_CR_CLKDIV(0xFF) | ADC_CR_LPWRMODE | ADC_CR_MODE10BIT)
#elif defined(CHIP_LPC1343)
#define ADC_CONFIG_MASK   (ADC_CR_CLKDIV(0xFF) | ADC_CR_BITACC(0x07))
#elif defined(ADC_ACC_12BITS)
#define ADC_CONFIG_MASK   (ADC_CR_CLKDIV(0xFF) | ADC_CR_PDN)
#else
#define ADC_CONFIG_MASK   (ADC_CR_CLKDIV(0xFF) | ADC_CR_BITACC(0x07) | ADC_CR_PDN)
#endif

typedef enum IP_ADC_STATUS {
 ADC_DR_DONE_STAT, 
 ADC_DR_OVERRUN_STAT,
 ADC_DR_ADINT_STAT 
} IP_ADC_STATUS_T;

void IP_ADC_Init(IP_ADC_001_T *pADC, uint8_t div, uint8_t bitsAcc, uint32_t flag);

void IP_ADC_DeInit(IP_ADC_001_T *pADC);

void IP_ADC_SetBurstMode(IP_ADC_001_T *pADC, FunctionalState NewState);

Status IP_ADC_Get_Val(IP_ADC_001_T *pADC, uint8_t channel, uint16_t *data);

FlagStatus IP_ADC_GetStatus(IP_ADC_001_T *pADC, uint8_t channel, uint32_t StatusType);

void IP_ADC_EdgeStartConfig(IP_ADC_001_T *pADC, uint8_t edge_mode);

void IP_ADC_SetChannelNumber(IP_ADC_001_T *pADC, uint8_t channel, FunctionalState NewState);

void IP_ADC_SetStartMode(IP_ADC_001_T *pADC, uint8_t start_mode);

void IP_ADC_Int_Enable(IP_ADC_001_T *pADC, uint8_t channel, FunctionalState NewState);

#ifdef __cplusplus
}
#endif

#endif /* __ADC_001_H_ */