/** @file HL_adc.c 
*   @brief ADC Driver Source File
*   @date 11-Dec-2018
*   @version 04.07.01
*
*   This file contains:
*   - API Functions
*   - Interrupt Handlers
*   .
*   which are relevant for the ADC driver.
*/

/* 
* Copyright (C) 2009-2018 Texas Instruments Incorporated - www.ti.com  
* 
* 
*  Redistribution and use in source and binary forms, with or without 
*  modification, are permitted provided that the following conditions 
*  are met:
*
*    Redistributions of source code must retain the above copyright 
*    notice, this list of conditions and the following disclaimer.
*
*    Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the 
*    documentation and/or other materials provided with the   
*    distribution.
*
*    Neither the name of Texas Instruments Incorporated nor the names of
*    its contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*
*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
*  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
*  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
*  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
*  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
*  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
*  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
*  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/


/* USER CODE BEGIN (0) */
/* USER CODE END */

/* Include Files */

#include "HL_adc.h"
#include "HL_sys_vim.h"

/* USER CODE BEGIN (1) */
/* USER CODE END */

/** @fn void adcInit(void)
*   @brief Initializes ADC Driver
*
*   This function initializes the ADC driver.
*
*/
/* USER CODE BEGIN (2) */
/* USER CODE END */
/* SourceId : ADC_SourceId_001 */
/* DesignId : ADC_DesignId_001 */
/* Requirements : HL_CONQ_ADC_SR2 */
void adcInit(void)
{
/* USER CODE BEGIN (3) */
/* USER CODE END */

    /** @b Initialize @b ADC1: */

    /** - Reset ADC module */
    adcREG1->RSTCR = 1U;
    adcREG1->RSTCR = 0U;

    /** - Enable 12-BIT ADC  */
    adcREG1->OPMODECR |= 0x80000000U;
	
    /** - Setup prescaler */
    adcREG1->CLOCKCR = 9U;
 
    /** - Setup memory boundaries */
    adcREG1->BNDCR  = (uint32)((uint32)8U << 16U) | (8U + 8U);
    adcREG1->BNDEND = (adcREG1->BNDEND & 0xFFFF0000U) | (2U);
 
    /** - Setup event group conversion mode
    *     - Setup data format
    *     - Enable/Disable channel id in conversion result
    *     - Enable/Disable continuous conversion
    */
    adcREG1->GxMODECR[0U] = (uint32)ADC_12_BIT
                          | (uint32)0x00000000U
                          | (uint32)0x00000000U;

    /** - Setup event group hardware trigger
     *     - Setup hardware trigger edge
     *     - Setup hardware trigger source
     */
    adcREG1->EVSRC = (uint32)0x00000008U
                   | (uint32)ADC1_RTI_COMP0;

    /** - Setup event group sample window */
    adcREG1->EVSAMP = 10U;

    /** - Setup event group sample discharge 
    *     - Setup discharge prescaler
    *     - Enable/Disable discharge
    */
    adcREG1->EVSAMPDISEN = (uint32)((uint32)1U << 8U)
                         | (uint32)0x00000001U;

    /** - Setup group 1 conversion mode
    *     - Setup data format
    *     - Enable/Disable channel id in conversion result
    *     - Enable/Disable continuous conversion
    */
    adcREG1->GxMODECR[1U] = (uint32)ADC_12_BIT
                          | (uint32)0x00000000U
                          | (uint32)0x00000000U
                          | (uint32)0x00000000U;

    /** - Setup group 1 hardware trigger
     *     - Setup hardware trigger edge
     *     - Setup hardware trigger source
     */
    adcREG1->G1SRC = (uint32)0x00000008U
                   | (uint32)ADC1_RTI_COMP0;

    /** - Setup group 1 sample window */
    adcREG1->G1SAMP = 10U;

    /** - Setup group 1 sample discharge 
    *     - Setup discharge prescaler
    *     - Enable/Disable discharge
    */
    adcREG1->G1SAMPDISEN = (uint32)((uint32)0U << 8U)
                         | (uint32)0x00000000U;

    /** - Setup group 2 conversion mode
     *     - Setup data format
     *     - Enable/Disable channel id in conversion result
     *     - Enable/Disable continuous conversion
     */
    adcREG1->GxMODECR[2U] = (uint32)ADC_12_BIT
                          | (uint32)0x00000000U
                          | (uint32)0x00000000U
                          | (uint32)0x00000000U;

    /** - Setup group 2 hardware trigger
	*     - Setup hardware trigger edge
    *     - Setup hardware trigger source
	*/
    adcREG1->G2SRC = (uint32)0x00000000U
                   | (uint32)ADC1_EVENT;

    /** - Setup group 2 sample window */
    adcREG1->G2SAMP = 1U;

    /** - Setup group 2 sample discharge 
    *     - Setup discharge prescaler
    *     - Enable/Disable discharge
    */
    adcREG1->G2SAMPDISEN = (uint32)((uint32)0U << 8U)
                         | (uint32)0x00000000U;

    /** - ADC1 EVT pin output value */
    adcREG1->EVTOUT = 0U;

    /** - ADC1 EVT pin direction */
    adcREG1->EVTDIR = 0U;
	
    /** - ADC1 EVT pin open drain enable */
	adcREG1->EVTPDR = 0U;

    /** - ADC1 EVT pin pullup / pulldown selection */
	adcREG1->EVTPSEL = 1U;

    /** - ADC1 EVT pin pullup / pulldown enable*/
	adcREG1->EVTDIS = 0U;
	
	/** - Enable ADC module */
    adcREG1->OPMODECR |= 0x80140001U;
	
    /** - Wait for buffer initialization complete */
    /*SAFETYMCUSW 28 D MR:NA <APPROVED> "Hardware status bit read check" */
    while (((adcREG1->BNDEND & 0xFFFF0000U) >> 16U ) != 0U) 
    { 
	} /* Wait */
    
    /** - Setup parity */
    adcREG1->PARCR = 0x00000005U;


/* USER CODE BEGIN (4) */
/* USER CODE END */
}

/* USER CODE BEGIN (5) */
/* USER CODE END */


/** - s_adcSelect is used as constant table for channel selection */
static const uint32 s_adcSelect[2U][3U] =
{
    {0x00000001U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00010000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U,
    0x00000000U |
    0x00000002U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00020000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U,
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U},
    {0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U,
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U,
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U |
    0x00000000U,}
};

/** - s_adcFiFoSize is used as constant table for channel selection */
static const uint32 s_adcFiFoSize[2U][3U] =
{
    {2U,
    2U,
    16U},
    {16U,
    16U,
    16U}
};

/* USER CODE BEGIN (6) */
/* USER CODE END */

/** @fn void adcStartConversion(adcBASE_t *adc, uint32 group)
*   @brief Starts an ADC conversion
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*
*   This function starts a conversion of the ADC hardware group.
*
*/
/* SourceId : ADC_SourceId_002 */
/* DesignId : ADC_DesignId_002 */
/* Requirements : HL_CONQ_ADC_SR3 */
void adcStartConversion(adcBASE_t *adc, uint32 group)
{
    uint32 index = (adc == adcREG1) ? 0U : 1U;

/* USER CODE BEGIN (7) */
/* USER CODE END */

    /** - Setup FiFo size */
    adc->GxINTCR[group] = s_adcFiFoSize[index][group];

    /** - Start Conversion */
    adc->GxSEL[group] = s_adcSelect[index][group];

    /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (8) */
/* USER CODE END */
}

/* USER CODE BEGIN (9) */
/* USER CODE END */


/** @fn void adcStopConversion(adcBASE_t *adc, uint32 group)
*   @brief Stops an ADC conversion
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*
*   This function stops a conversion of the ADC hardware group.
*
*/
/* SourceId : ADC_SourceId_003 */
/* DesignId : ADC_DesignId_003 */
/* Requirements : HL_CONQ_ADC_SR4 */
void adcStopConversion(adcBASE_t *adc, uint32 group)
{
/* USER CODE BEGIN (10) */
/* USER CODE END */

    /** - Stop Conversion */
    adc->GxSEL[group] = 0U;

    /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (11) */
/* USER CODE END */
}

/* USER CODE BEGIN (12) */
/* USER CODE END */


/** @fn void adcResetFiFo(adcBASE_t *adc, uint32 group)
*   @brief Resets FiFo read and write pointer.
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*
*   This function resets the FiFo read and write pointers.
*
*/
/* SourceId : ADC_SourceId_004 */
/* DesignId : ADC_DesignId_004 */
/* Requirements : HL_CONQ_ADC_SR5 */
void adcResetFiFo(adcBASE_t *adc, uint32 group)
{
/* USER CODE BEGIN (13) */
/* USER CODE END */

    /** - Reset FiFo */
    adc->GxFIFORESETCR[group] = 1U;

    /**   @note The function adcInit has to be called before this function can be used.\n
    *           the conversion should be stopped before calling this function. 
    */

/* USER CODE BEGIN (14) */
/* USER CODE END */
}

/* USER CODE BEGIN (15) */
/* USER CODE END */


/** @fn uint32 adcGetData(adcBASE_t *adc, uint32 group, adcData_t * data)
*   @brief Gets converted a ADC values
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*   @param[out] data Pointer to store ADC converted data
*   @return The function will return the number of converted values copied into data buffer:
*
*   This function writes a ADC message into a ADC message box.
*
*/
/* SourceId : ADC_SourceId_005 */
/* DesignId : ADC_DesignId_005 */
/* Requirements : HL_CONQ_ADC_SR6 */
uint32 adcGetData(adcBASE_t *adc, uint32 group, adcData_t * data)
{
    uint32  i;
    uint32  buf;
    uint32  mode;    
    uint32  index = (adc == adcREG1) ? 0U : 1U;
	
	uint32  intcr_reg = adc->GxINTCR[group];
    uint32  count = (intcr_reg >= 256U) ? s_adcFiFoSize[index][group] : (s_adcFiFoSize[index][group] - (uint32)(intcr_reg & 0xFFU));
    adcData_t *ptr = data; 

/* USER CODE BEGIN (16) */
/* USER CODE END */

    mode = (adc->OPMODECR & ADC_12_BIT_MODE);

    if(mode == ADC_12_BIT_MODE)
      {
        /** -  Get conversion data and channel/pin id */
        for (i = 0U; i < count; i++)
        {
          buf        = adc->GxBUF[group].BUF0;
		  /*SAFETYMCUSW 45 D MR:21.1 <APPROVED> "Valid non NULL input parameters are only allowed in this driver" */
          ptr->value = (uint16)(buf & 0xFFFU);
          ptr->id    = (uint32)((buf >> 16U) & 0x1FU);
          /*SAFETYMCUSW 567 S MR:17.1,17.4 <APPROVED> "Pointer increment needed" */
		  ptr++;
        }
      }
      else
      {
        /** -  Get conversion data and channel/pin id */
        for (i = 0U; i < count; i++)
        {
          buf        = adc->GxBUF[group].BUF0;
		  /*SAFETYMCUSW 45 D MR:21.1 <APPROVED> "Valid non NULL input parameters are only allowed in this driver" */
          ptr->value = (uint16)(buf & 0x3FFU);
          ptr->id    = (uint32)((buf >> 10U) & 0x1FU);
          /*SAFETYMCUSW 567 S MR:17.1,17.4 <APPROVED> "Pointer increment needed" */
		  ptr++;
        }
      }


    adc->GxINTFLG[group] = 9U;

    /**   @note The function adcInit has to be called before this function can be used.\n
    *           The user is responsible to initialize the message box.
    */

/* USER CODE BEGIN (17) */
/* USER CODE END */

    return count;
}

/* USER CODE BEGIN (18) */
/* USER CODE END */


/** @fn uint32 adcIsFifoFull(adcBASE_t *adc, uint32 group)
*   @brief Checks if FiFo buffer is full
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*   @return The function will return:
*           - 0: When FiFo buffer is not full   
*           - 1: When FiFo buffer is full   
*           - 3: When FiFo buffer overflow occurred    
*
*   This function checks FiFo buffer status.
*
*/
/* SourceId : ADC_SourceId_006 */
/* DesignId : ADC_DesignId_006 */
/* Requirements : HL_CONQ_ADC_SR7 */
uint32 adcIsFifoFull(adcBASE_t *adc, uint32 group)
{
    uint32 flags;

/* USER CODE BEGIN (19) */
/* USER CODE END */

    /** - Read FiFo flags */
    flags = adc->GxINTFLG[group] & 3U;

    /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (20) */
/* USER CODE END */

    return flags;
}

/* USER CODE BEGIN (21) */
/* USER CODE END */


/** @fn uint32 adcIsConversionComplete(adcBASE_t *adc, uint32 group)
*   @brief Checks if Conversion is complete
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*   @return The function will return:
*           - 0: When is not finished   
*           - 8: When conversion is complete   
*
*   This function checks if conversion is complete.
*
*/
/* SourceId : ADC_SourceId_007 */
/* DesignId : ADC_DesignId_007 */
/* Requirements : HL_CONQ_ADC_SR8 */
uint32 adcIsConversionComplete(adcBASE_t *adc, uint32 group)
{
    uint32 flags;

/* USER CODE BEGIN (22) */
/* USER CODE END */

    /** - Read conversion flags */
    flags = adc->GxINTFLG[group] & 8U;

    /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (23) */
/* USER CODE END */

    return flags;
}

/* USER CODE BEGIN (24) */
/* USER CODE END */

/** @fn void adcCalibration(adcBASE_t *adc)
*   @brief Computes offset error using Calibration mode
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   This function computes offset error using Calibration mode
*
*/
/* SourceId : ADC_SourceId_008 */
/* DesignId : ADC_DesignId_010 */
/* Requirements : HL_CONQ_ADC_SR11 */
void adcCalibration(adcBASE_t *adc)
{
/* USER CODE BEGIN (25) */
/* USER CODE END */
    
	uint32 conv_val[5U]={0U,0U,0U,0U,0U};
	uint32 loop_index=0U;
	uint32 offset_error=0U;
	uint32 backup_mode;
	
	/** - Backup Mode before Calibration  */
	backup_mode = adc->OPMODECR;
	
	/** - Enable 12-BIT ADC  */
	adc->OPMODECR |= 0x80000000U;

	/* Disable all channels for conversion */
	adc->GxSEL[0U]=0x00U;
	adc->GxSEL[1U]=0x00U;
	adc->GxSEL[2U]=0x00U;

	for(loop_index=0U;loop_index<4U;loop_index++)
	{
		/* Disable Self Test and Calibration mode */
		adc->CALCR=0x0U;
	
		switch(loop_index)
		{
			case 0U : 	/* Test 1 : Bride En = 0 , HiLo =0 */
						adc->CALCR=0x0U;
						break;

			case 1U :	/* Test 1 : Bride En = 0 , HiLo =1 */
						adc->CALCR=0x0100U;
						break;

			case 2U : 	/* Test 1 : Bride En = 1 , HiLo =0 */
						adc->CALCR=0x0200U;
						break;
		
			case 3U : 	/* Test 1 : Bride En = 1 , HiLo =1 */
						adc->CALCR=0x0300U;
						break;
			default :
			            break;
		}
	
		/* Enable Calibration mode */
		adc->CALCR|=0x1U;
	
		/* Start calibration conversion */
		adc->CALCR|=0x00010000U;

		/* Wait for calibration conversion to complete */
		/*SAFETYMCUSW 28 D MR:NA <APPROVED> "Hardware status bit read check" */
		while((adc->CALCR & 0x00010000U)==0x00010000U)
	    { 
	    } /* Wait */

		/* Read converted value */
		conv_val[loop_index]= adc->CALR;
	}

	/* Disable Self Test and Calibration mode */
	adc->CALCR=0x0U;

	/* Compute the Offset error correction value */
	conv_val[4U]=conv_val[0U]+ conv_val[1U] + conv_val[2U] + conv_val[3U];

	conv_val[4U]=(conv_val[4U]/4U);

	offset_error=conv_val[4U]-0x7FFU;

	/*Write the offset error to the Calibration register */
	/* Load 2;s complement of the computed value to ADCALR register */
	offset_error=~offset_error;
	offset_error=offset_error & 0xFFFU;
	offset_error=offset_error+1U;

	adc->CALR = offset_error;

  /** - Restore Mode after Calibration  */
	adc->OPMODECR = backup_mode;
	
 /**   @note The function adcInit has to be called before using this function. */

/* USER CODE BEGIN (26) */
/* USER CODE END */
}


/** @fn void adcMidPointCalibration(adcBASE_t *adc)
*   @brief Computes offset error using Mid Point Calibration mode
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*	@return This function will return offset error using Mid Point Calibration mode
*
*   This function computes offset error using Mid Point Calibration mode
*
*/
/* SourceId : ADC_SourceId_009 */
/* DesignId : ADC_DesignId_011 */
/* Requirements : HL_CONQ_ADC_SR12 */
uint32 adcMidPointCalibration(adcBASE_t *adc)
{
/* USER CODE BEGIN (27) */
/* USER CODE END */
    
	uint32 conv_val[3U]={0U,0U,0U};
	uint32 loop_index=0U;
	uint32 offset_error=0U;
	uint32 backup_mode;
	
	/** - Backup Mode before Calibration  */
	backup_mode = adc->OPMODECR;
	
	/** - Enable 12-BIT ADC  */
	adc->OPMODECR |= 0x80000000U;

	/* Disable all channels for conversion */
	adc->GxSEL[0U]=0x00U;
	adc->GxSEL[1U]=0x00U;
	adc->GxSEL[2U]=0x00U;

	for(loop_index=0U;loop_index<2U;loop_index++)
	{
		/* Disable Self Test and Calibration mode */
		adc->CALCR=0x0U;
	
		switch(loop_index)
		{
			case 0U : 	/* Test 1 : Bride En = 0 , HiLo =0 */
						adc->CALCR=0x0U;
						break;

			case 1U :	/* Test 1 : Bride En = 0 , HiLo =1 */
						adc->CALCR=0x0100U;
						break;

			default :
			            break;						

		}
	
		/* Enable Calibration mode */
		adc->CALCR|=0x1U;
	
		/* Start calibration conversion */
		adc->CALCR|=0x00010000U;

		/* Wait for calibration conversion to complete */
		/*SAFETYMCUSW 28 D MR:NA <APPROVED> "Hardware status bit read check" */
		while((adc->CALCR & 0x00010000U)==0x00010000U)
	    { 
	    } /* Wait */

		/* Read converted value */
		conv_val[loop_index]= adc->CALR;
	}

	/* Disable Self Test and Calibration mode */
	adc->CALCR=0x0U;

	/* Compute the Offset error correction value */
	conv_val[2U]=(conv_val[0U])+ (conv_val[1U]);

	conv_val[2U]=(conv_val[2U]/2U);

	offset_error=conv_val[2U]-0x7FFU;

	/* Write the offset error to the Calibration register           */
	/* Load 2's complement of the computed value to ADCALR register */
	offset_error=~offset_error;
	offset_error=offset_error+1U;
	offset_error=offset_error & 0xFFFU;

	adc->CALR = offset_error;

  /** - Restore Mode after Calibration  */
	adc->OPMODECR = backup_mode;
	
	return(offset_error);

 /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (28) */
/* USER CODE END */
}

/* USER CODE BEGIN (29) */
/* USER CODE END */

/** @fn void adcEnableNotification(adcBASE_t *adc, uint32 group)
*   @brief Enable notification
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*
*   This function will enable the notification of a conversion.
*   In single conversion mode for conversion complete and
*   in continuous conversion mode when the FiFo buffer is full.
*
*/
/* SourceId : ADC_SourceId_010 */
/* DesignId : ADC_DesignId_008 */
/* Requirements : HL_CONQ_ADC_SR9 */
void adcEnableNotification(adcBASE_t *adc, uint32 group)
{
    uint32 notif = (((uint32)(adc->GxMODECR[group]) & 2U) == 2U) ? 1U : 8U;

/* USER CODE BEGIN (30) */
/* USER CODE END */

    adc->GxINTENA[group] = notif;

    /**   @note The function adcInit has to be called before this function can be used.\n
    *           This function should be called before the conversion is started
    */

/* USER CODE BEGIN (31) */
/* USER CODE END */
}

/* USER CODE BEGIN (32) */
/* USER CODE END */


/** @fn void adcDisableNotification(adcBASE_t *adc, uint32 group)
*   @brief Disable notification
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*              - adcREG2: ADC2 module pointer
*   @param[in] group Hardware group of ADC module:
*              - adcGROUP0: ADC event group
*              - adcGROUP1: ADC group 1
*              - adcGROUP2: ADC group 2
*
*   This function will disable the notification of a conversion.
*/
/* SourceId : ADC_SourceId_011 */
/* DesignId : ADC_DesignId_008 */
/* Requirements : HL_CONQ_ADC_SR9 */
void adcDisableNotification(adcBASE_t *adc, uint32 group)
{
/* USER CODE BEGIN (33) */
/* USER CODE END */

    adc->GxINTENA[group] = 0U;

    /**   @note The function adcInit has to be called before this function can be used. */

/* USER CODE BEGIN (34) */
/* USER CODE END */
}

/** @fn void adcSetEVTPin(adcBASE_t *adc, uint32 value)
*   @brief Set ADCEVT pin
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*   @param[in] value Value to be set: 0 or 1
*
*   This function will set the ADC EVT pin if configured as an output pin.
*/
/* SourceId : ADC_SourceId_012 */
/* DesignId : ADC_DesignId_014 */
/* Requirements : HL_CONQ_ADC_SR13 */
void adcSetEVTPin(adcBASE_t *adc, uint32 value)
{
    adc->EVTOUT = value;
}

/** @fn uint32 adcGetEVTPin(adcBASE_t *adc)
*   @brief Set ADCEVT pin
*   @param[in] adc Pointer to ADC module:
*              - adcREG1: ADC1 module pointer
*   @return Value of the ADC EVT pin: 0 or 1
*
*   This function will return the value of ADC EVT pin.
*/
/* SourceId : ADC_SourceId_013 */
/* DesignId : ADC_DesignId_015 */
/* Requirements : HL_CONQ_ADC_SR14 */
uint32 adcGetEVTPin(adcBASE_t *adc)
{
    return adc->EVTIN;
}

/** @fn void adc1GetConfigValue(adc_config_reg_t *config_reg, config_value_type_t type)
*   @brief Get the initial or current values of the configuration registers
*
*	@param[in] *config_reg: pointer to the struct to which the initial or current 
*                           value of the configuration registers need to be stored
*	@param[in] type: 	whether initial or current value of the configuration registers need to be stored
*						- InitialValue: initial value of the configuration registers will be stored 
*                                       in the struct pointed by config_reg
*						- CurrentValue: initial value of the configuration registers will be stored 
*                                       in the struct pointed by config_reg
*
*   This function will copy the initial or current value (depending on the parameter 'type') 
*   of the configuration registers to the struct pointed by config_reg
*
*/
/* SourceId : ADC_SourceId_014 */
/* DesignId : ADC_DesignId_012 */
/* Requirements : HL_CONQ_ADC_SR15 */
void adc1GetConfigValue(adc_config_reg_t *config_reg, config_value_type_t type)
{
	if (type == InitialValue)
	{
        config_reg->CONFIG_OPMODECR = ADC1_OPMODECR_CONFIGVALUE;
        config_reg->CONFIG_CLOCKCR = ADC1_CLOCKCR_CONFIGVALUE;
        config_reg->CONFIG_GxMODECR[0U] = ADC1_G0MODECR_CONFIGVALUE;
        config_reg->CONFIG_GxMODECR[1U] = ADC1_G1MODECR_CONFIGVALUE;
        config_reg->CONFIG_GxMODECR[2U] = ADC1_G2MODECR_CONFIGVALUE;
        config_reg->CONFIG_G0SRC = ADC1_G0SRC_CONFIGVALUE;
        config_reg->CONFIG_G1SRC = ADC1_G1SRC_CONFIGVALUE;
        config_reg->CONFIG_G2SRC = ADC1_G2SRC_CONFIGVALUE;
        config_reg->CONFIG_BNDCR = ADC1_BNDCR_CONFIGVALUE;
        config_reg->CONFIG_BNDEND = ADC1_BNDEND_CONFIGVALUE;
        config_reg->CONFIG_G0SAMP = ADC1_G0SAMP_CONFIGVALUE;
        config_reg->CONFIG_G1SAMP = ADC1_G1SAMP_CONFIGVALUE;
        config_reg->CONFIG_G2SAMP = ADC1_G2SAMP_CONFIGVALUE;
        config_reg->CONFIG_G0SAMPDISEN = ADC1_G0SAMPDISEN_CONFIGVALUE;
        config_reg->CONFIG_G1SAMPDISEN = ADC1_G1SAMPDISEN_CONFIGVALUE;
        config_reg->CONFIG_G2SAMPDISEN = ADC1_G2SAMPDISEN_CONFIGVALUE;
        config_reg->CONFIG_PARCR = ADC1_PARCR_CONFIGVALUE;
	}
	else
	{
        config_reg->CONFIG_OPMODECR = adcREG1->OPMODECR;
        config_reg->CONFIG_CLOCKCR = adcREG1->CLOCKCR;
        config_reg->CONFIG_GxMODECR[0U] = adcREG1->GxMODECR[0U];
        config_reg->CONFIG_GxMODECR[1U] = adcREG1->GxMODECR[1U];
        config_reg->CONFIG_GxMODECR[2U] = adcREG1->GxMODECR[2U];
        config_reg->CONFIG_G0SRC = adcREG1->EVSRC;
        config_reg->CONFIG_G1SRC = adcREG1->G1SRC;
        config_reg->CONFIG_G2SRC = adcREG1->G2SRC;
        config_reg->CONFIG_BNDCR = adcREG1->BNDCR;
        config_reg->CONFIG_BNDEND = adcREG1->BNDEND;
        config_reg->CONFIG_G0SAMP = adcREG1->EVSAMP;
        config_reg->CONFIG_G1SAMP = adcREG1->G1SAMP;
        config_reg->CONFIG_G2SAMP = adcREG1->G2SAMP;
        config_reg->CONFIG_G0SAMPDISEN = adcREG1->EVSAMPDISEN;
        config_reg->CONFIG_G1SAMPDISEN = adcREG1->G1SAMPDISEN;
        config_reg->CONFIG_G2SAMPDISEN = adcREG1->G2SAMPDISEN;
        config_reg->CONFIG_PARCR = adcREG1->PARCR;
	}
}


/* USER CODE BEGIN (35) */
/* USER CODE END */