CCS/LAUNCHXL-F280049C: Creating sine wave using DAC

#include "driverlib.h"
#include "device.h"
//#include "math.h"

#define PERIOD 120
static const uint16_t D_Val[PERIOD] = {  0x7ff, 0x86a, 0x8d5, 0x93f, 0x9a9, 0xa11, 0xa78, 0xadd, 0xb40, 0xba1,
                                         0xbff, 0xc5a, 0xcb2, 0xd08, 0xd59, 0xda7, 0xdf1, 0xe36, 0xe77, 0xeb4,
                                         0xeec, 0xf1f, 0xf4d, 0xf77, 0xf9a, 0xfb9, 0xfd2, 0xfe5, 0xff3, 0xffc,
                                         0xfff, 0xffc, 0xff3, 0xfe5, 0xfd2, 0xfb9, 0xf9a, 0xf77, 0xf4d, 0xf1f,
                                         0xeec, 0xeb4, 0xe77, 0xe36, 0xdf1, 0xda7, 0xd59, 0xd08, 0xcb2, 0xc5a,
                                         0xbff, 0xba1, 0xb40, 0xadd, 0xa78, 0xa11, 0x9a9, 0x93f, 0x8d5, 0x86a,
                                         0x7ff, 0x794, 0x729, 0x6bf, 0x655, 0x5ed, 0x586, 0x521, 0x4be, 0x45d,
                                         0x3ff, 0x3a4, 0x34c, 0x2f6, 0x2a5, 0x257, 0x20d, 0x1c8, 0x187, 0x14a,
                                         0x112, 0xdf, 0xb1, 0x87, 0x64, 0x45, 0x2c, 0x19, 0xb, 0x2,
                                         0x0, 0x2, 0xb, 0x19, 0x2c, 0x45, 0x64, 0x87, 0xb1, 0xdf,
                                         0x112, 0x14a, 0x187, 0x1c8, 0x20d, 0x257, 0x2a5, 0x2f6, 0x34c, 0x3a4,
                                         0x3ff, 0x45d, 0x4be, 0x521, 0x586, 0x5ed, 0x655, 0x6bf, 0x729, 0x794
                                       };

void configureDAC(void);
void main(void)
{
    Device_init();
    Interrupt_initModule();
    Interrupt_initVectorTable();
    configureDAC();
    int i=0;

    while(1)
    {
        while(i<PERIOD)
        {
            DAC_setShadowValue(DACA_BASE, D_Val[i]);
            DEVICE_DELAY_US(2);
            i++;
        }
        i=0;

    }
}

void configureDAC(void)
{
    DAC_setReferenceVoltage(DACA_BASE, DAC_REF_VDAC);
    DAC_enableOutput(DACA_BASE);
    DAC_setShadowValue(DACA_BASE,0);
    DEVICE_DELAY_US(10);
}