/*******************************************************************************
  Digital-to-Analog Converter (DAC) PLIB

  Company:
    Microchip Technology Inc.

  File Name:
    plib_dac.c

  Summary:
    DAC PLIB Implementation file

  Description:
    This file defines the interface to the DAC peripheral library. This
    library provides access to and control of the associated peripheral
    instance.

*******************************************************************************/
// DOM-IGNORE-BEGIN
/*******************************************************************************
* Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries.
*
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* and any derivatives exclusively with Microchip products. It is your
* responsibility to comply with third party license terms applicable to your
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*
* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, WHETHER
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* ANY WAY RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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*******************************************************************************/
// DOM-IGNORE-END

#include "plib_dac.h"
#include "device.h"
#include "smartee.h"

						 
/* (DAC DATA) Mask DATA[15:12] Bit */
#define DAC_DATA_MSB_MASK                    (0x0FFFU)

/* (DAC DATA) Mask DATA[3:0] Bit */
#define DAC_DATA_LSB_MASK                    (0xFFF0U)
						 
// *****************************************************************************
// *****************************************************************************
// Section: DAC Implementation
// *****************************************************************************
// *****************************************************************************
uint8 UDS_DAC_Ref_Voltage;
void DAC_Initialize (void)
{
	/* Reset DAC Peripheral */
   // DAC_REGS->DAC_CTRLA = DAC_CTRLA_SWRST_Msk;
  //  while (((DAC_REGS->DAC_CTRLA & DAC_CTRLA_SWRST_Msk) == DAC_CTRLA_SWRST_Msk) && ((DAC_REGS->DAC_SYNCBUSY & DAC_SYNCBUSY_SWRST_Msk) == DAC_SYNCBUSY_SWRST_Msk))
  //{
        /* Wait for synchronization */
 // }
    uint8_t eedata[5];
	SmartEE_Read(0x781, eedata, 1); 
    if(eedata[0]< 8)
    {
        UDS_DAC_Ref_Voltage = eedata[0];
    }else
    {
        UDS_DAC_Ref_Voltage = 0;
    }
    
    DAC_REGS->DAC_CTRLB = DAC_CTRLB_REFSEL(DAC_CTRLB_REFSEL_INTREF_Val);
    SUPC_REGS->SUPC_VREF = SUPC_VREF_SEL(UDS_DAC_Ref_Voltage);
	
    DAC_REGS->DAC_DACCTRL[0] = DAC_DACCTRL_ENABLE_Msk | DAC_DACCTRL_CCTRL (0x2U) | DAC_DACCTRL_OSR (0U) | DAC_DACCTRL_REFRESH (1U) ;
	
	
	/* Enable DAC */
    DAC_REGS->DAC_CTRLA |= DAC_CTRLA_ENABLE_Msk;
    while ((DAC_REGS->DAC_SYNCBUSY & DAC_SYNCBUSY_ENABLE_Msk) == DAC_SYNCBUSY_ENABLE_Msk)
  {
        /* Wait for synchronization */
  }
}

void DAC_DataWrite (DAC_CHANNEL_NUM channel, uint16_t data)
{
	/* Write Data to DATA0 Register for conversion(DATA[11:0]) */
	DAC_REGS->DAC_DATA[0] = DAC_DATA_MSB_MASK & DAC_DATA_DATA(data);
    while ((DAC_REGS->DAC_SYNCBUSY & DAC_SYNCBUSY_DATA0_Msk) == DAC_SYNCBUSY_DATA0_Msk)
    {
        /* Wait for synchronization */
}
}





bool DAC_IsReady (DAC_CHANNEL_NUM channel)
{
    return (((DAC_REGS->DAC_STATUS >> channel) & DAC_STATUS_READY0_Msk) == DAC_STATUS_READY0_Msk);
}
