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//*****************************************************************************
//
// sac.c - Driver for the sac Module.
//
//*****************************************************************************

//*****************************************************************************
//
//! \addtogroup sac_api sac
//! @{
//
//*****************************************************************************

#include "inc/hw_memmap.h"

#if defined(__MSP430_HAS_SACx_CONFIG_1__) || \
    defined(__MSP430_HAS_SACx_CONFIG_2__) || \
    defined(__MSP430_HAS_SACx_CONFIG_3__) || \
    defined(__MSP430_HAS_SACx_CONFIG_4__)
#include "sac.h"

#include <assert.h>

void SAC_OA_init(uint16_t baseAddress,
                 uint16_t positiveInput,
                 uint16_t negativeInput)
{
    HWREG16(baseAddress + OFS_SAC0OA) &= ~(PSEL1 | PSEL0 | NSEL1 | NSEL0);

    if(positiveInput == SAC_OA_POSITIVE_INPUT_SOURCE_DISCONNECTED)
    {
        HWREG16(baseAddress + OFS_SAC0OA) &= ~PMUXEN;
    }
    else
    {
        HWREG16(baseAddress + OFS_SAC0OA) |= PMUXEN | positiveInput;
    }

    if(negativeInput == SAC_OA_NEGATIVE_INPUT_SOURCE_DISCONNECTED)
    {
        HWREG16(baseAddress + OFS_SAC0OA) &= ~NMUXEN;
    }
    else
    {
        HWREG16(baseAddress + OFS_SAC0OA) |= NMUXEN | negativeInput;
    }
}

void SAC_OA_selectPowerMode(uint16_t baseAddress,
                            uint16_t powerMode)
{
    HWREG16(baseAddress + OFS_SAC0OA) &= ~OAPM;
    HWREG16(baseAddress + OFS_SAC0OA) |= powerMode;
}

void SAC_OA_enable(uint16_t baseAddress)
{
    HWREG16(baseAddress + OFS_SAC0OA) |= OAEN;
}

void SAC_OA_disable(uint16_t baseAddress)
{
    HWREG16(baseAddress + OFS_SAC0OA) &= ~OAEN;
}

void SAC_enable(uint16_t baseAddress)
{
    HWREG16(baseAddress + OFS_SAC0OA) |= SACEN;
}

void SAC_disable(uint16_t baseAddress)
{
    HWREG16(baseAddress + OFS_SAC0OA) &= ~SACEN;
}

void SAC_PGA_setMode(uint16_t baseAddress,
                     uint8_t mode)
{
#ifdef OFS_SAC0PGA
    HWREG16(baseAddress + OFS_SAC0PGA) &= ~MSEL;
    HWREG16(baseAddress + OFS_SAC0PGA) |= mode;
#endif
}

void SAC_PGA_setGain(uint16_t baseAddress,
                     uint8_t gain)
{
#ifdef OFS_SAC0PGA
    HWREG16(baseAddress + OFS_SAC0PGA) &= ~GAIN;
    HWREG16(baseAddress + OFS_SAC0PGA) |= gain;
#endif
}

void SAC_DAC_enable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    HWREG16(baseAddress + OFS_SAC0DAC) |= DACEN;
#endif
}

void SAC_DAC_disable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    HWREG16(baseAddress + OFS_SAC0DAC) &= ~DACEN;
#endif
}

void SAC_DAC_interruptEnable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) |= DACIE;
#endif
}

void SAC_DAC_interruptDisable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) &= ~DACIE;
#endif
}

void SAC_DAC_DMARequestEnable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) |= DACDMAE;
#endif
}

void SAC_DAC_DMARequestDisable(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) &= ~DACDMAE;
#endif
}

void SAC_DAC_selectLoad(uint16_t baseAddress,
                        uint16_t load)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) &= ~DACLSEL;
    HWREG16(baseAddress + OFS_SAC0DAC) |= load;
#endif
}

void SAC_DAC_selectRefVoltage(uint16_t baseAddress,
                              uint16_t reference)
{
#ifdef OFS_SAC0DAC
    assert(!(HWREG16(baseAddress + OFS_SAC0DAC) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DAC) &= ~DACSREF;
    HWREG16(baseAddress + OFS_SAC0DAC) |= reference;
#endif
}

uint16_t SAC_DAC_getData(uint16_t baseAddress)
{
#ifdef OFS_SAC0DAT
    return(HWREG16(baseAddress + OFS_SAC0DAT));
#endif
}

void SAC_DAC_setData(uint16_t baseAddress,
                     uint16_t data)
{
#ifdef OFS_SAC0DAT
    HWREG16(baseAddress + OFS_SAC0DAT) = data;
#endif
}

bool SAC_DAC_getIFG(uint16_t baseAddress)
{
#ifdef OFS_SAC0DACSTS
    return (HWREG16(baseAddress + OFS_SAC0DACSTS) & DACIFG);
#endif
}

void SAC_DAC_clearIFG(uint16_t baseAddress)
{
#ifdef OFS_SAC0DACSTS
    assert(!(HWREG16(baseAddress + OFS_SAC0DACSTS) & DACEN));
    HWREG16(baseAddress + OFS_SAC0DACSTS) |= DACIFG;
#endif
}

uint16_t SAC_getInterruptVector(uint16_t baseAddress)
{
#ifdef OFS_SAC0IV
    return(HWREG16(baseAddress + OFS_SAC0IV));
#endif
}

#endif
//*****************************************************************************
//
//! Close the doxygen group for sac_api
//! @}
//
//*****************************************************************************