/**
*   @copyright       © 2026 Microchip Technology Inc.
    Microchip Technology Inc. and its subsidiaries. You may use this
    software and any derivatives exclusively with Microchip products.

    THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER
    EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, INCLUDING ANY IMPLIED
    WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, AND FITNESS FOR A
    PARTICULAR PURPOSE, OR ITS INTERACTION WITH MICROCHIP PRODUCTS, COMBINATION
    WITH ANY OTHER PRODUCTS, OR USE IN ANY APPLICATION.

    IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE,
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    WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS
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    FULLEST EXTENT ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN
    ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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*
*************************************************************************/

/**
 *  @file       diag_utility_adc.c
 *  @version    1.0
 *  @brief      This file has the implementation for the ADC Utility 
 *		        functions. @see diag_utility_adc.h
 *
 *************************************************************************/

#include <stddef.h>
#include <stdint.h>
#include "diag.h"
#include "diag_adc_shared.h"
#include "diag_utility_adc.h"

uint32_t DIAG_UTIL_ADC_RedundantInputsPractice(DIAG_ADC_CHANNELS adcFirstChannelNumber,
        DIAG_ADC_CHANNELS adcSecondChannelNumber, uint32_t tolerance)
{
    uint32_t resultFirst, resultSecond;
    uint32_t deviation;
    uint32_t status;
    
    
    if((DIAG_ADC_IsChannelValid(adcFirstChannelNumber) == DIAG_ADC_VALID_CHANNEL) && (DIAG_ADC_IsChannelValid(adcSecondChannelNumber) == DIAG_ADC_VALID_CHANNEL))
	{      
        DIAG_ADC_StoreRegisters(adcFirstChannelNumber);
        //Get ADC result for first channel
        resultFirst = DIAG_ADC_TriggerConversionAndGetResult(adcFirstChannelNumber);
        DIAG_ADC_RestoreRegisters(adcFirstChannelNumber);
        
        DIAG_ADC_StoreRegisters(adcSecondChannelNumber);
        //Get ADC result for second channel
        resultSecond = DIAG_ADC_TriggerConversionAndGetResult(adcSecondChannelNumber);
        DIAG_ADC_RestoreRegisters(adcSecondChannelNumber);
        
        if(resultFirst>=resultSecond)
        {
            deviation = resultFirst - resultSecond;
        }
        else
        {
            deviation = resultSecond - resultFirst;
        }
        
        if(deviation <= tolerance)
        {
            status = DIAG_PASS;
        }
        else
        {
            status = DIAG_FAIL;
        }
    }
    else
    {
        status = DIAG_INVALID_PARAM;
    }
    return status;
}
