/* --COPYRIGHT--,BSD
 * Copyright (c) 2017, Texas Instruments Incorporated
 * All rights reserved.
 *
 * 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;
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * --/COPYRIGHT--*/
/******************************************************************************
 * MSP432 Empty Project
 *
 * Description: An empty project that uses DriverLib
 *
 *                MSP432P401
 *             ------------------
 *         /|\|                  |--
 *          | |              P5.0|--GSLAT
 *          --|RST               |--
 *            |              P5.2|--BLNK
 *     GSSIN--|P3.5          P4.3|--GSCKR/G/B
 *          --|              |--
 *     GSSCK--|P3.7              |--
 *          --|                  |--
 * Author: 
 *******************************************************************************/
/* DriverLib Includes */
#include <ti/devices/msp432p4xx/driverlib/driverlib.h>

/* Standard Includes */
#include <stdint.h>
#include <stdbool.h>
static volatile uint32_t aclk, mclk, smclk, hsmclk, bclk;

#define CPU_F ((double)25000000)

#define delay_us(x) __delay_cycles((long)(CPU_F*(double)x/1000000.0))
#define delay_ms(x) __delay_cycles((long)(CPU_F*(double)x/1000.0))

char DCdata0[]={
                0x00,0x00,0x00,//R0 G0 B0
                0x00,0x00,0x00,//R1 G1 B1
                0x00,0x00,0x00,//R2 G2 B2
                0x00,0x00,0x00,//R3 G3 B3
                0x00,0x00,0x00,//R4 G4 B4
                0x00,0x00,0x00,//R5 G5 B5
                0x00,0x00,0x00,//R6 G6 B6
                0x00,0x00,0x00,//R7 G7 B7
};
char DCdata1[]={
                0xff,0xff,0xff,//R0 G0 B0
                0xff,0xff,0xff,//R1 G1 B1
                0xff,0xff,0xff,//R2 G2 B2
                0xff,0xff,0xff,//R3 G3 B3
                0xff,0xff,0xff,//R4 G4 B4
                0xff,0xff,0xff,//R5 G5 B5
                0xff,0xff,0xff,//R6 G6 B6
                0xff,0xff,0xff,//R7 G7 B7
};

int GSdata0[]={
               0x000,0x000,0x000,//R0 G0 B0
               0x000,0x000,0x000,//R1 G1 B1
               0x000,0x000,0x000,//R2 G2 B2
               0x000,0x000,0x000,//R3 G3 B3
               0x000,0x000,0x000,//R4 G4 B4
               0x000,0x000,0x000,//R5 G5 B5
               0x000,0x000,0x000,//R6 G6 B6
               0x000,0x000,0x000,//R7 G7 B7
};
int GSdata1[]={
               0xfff,0xfff,0xfff,//R0 G0 B0
               0xfff,0xfff,0xfff,//R1 G1 B1
               0xfff,0xfff,0xfff,//R2 G2 B2
               0xfff,0xfff,0xfff,//R3 G3 B3
               0xfff,0xfff,0xfff,//R4 G4 B4
               0xfff,0xfff,0xfff,//R5 G5 B5
               0xfff,0xfff,0xfff,//R6 G6 B6
               0xfff,0xfff,0xfff,//R7 G7 B7
};

void SendDCData(int CMD, int UD, char GS_MODE, char DSTMR, char ADSRPM, char DC_Range_Blue, char DC_Range_Green, char DC_Range_Red, char BCB, char BCG, char BCR, char *DCdata)//Send DC/BC/FC data thru GS Data Path
{
    GPIO_setOutputHighOnPin(GPIO_PORT_P5,GPIO_PIN0 ); //LATCH-High for DC Mode
    int k,temp1,temp2;
    /*Command Code BITS 287-276*/
    for(k=287;k>=276;k--)
    {
        temp1=1<<(k-276);
        temp2=CMD&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        //GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*No Value BITS 275-216*/
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
    for(k=275;k>=216;k--)
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*User Define BITS 215-199*/
    for(k=215;k>=199;k--)
    {
        temp1=1<<(k-199);
        temp2=UD&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        //GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*GS Counter Mode BITS 198-197*/
    for(k=198;k>=197;k--)
    {
        temp1=1<<(k-197);
        temp2=GS_MODE&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*Display Timing Reset Mode BITS 196*/
    if(DSTMR==1)
    {
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
    }
    else
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
    }
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    /*Auto Display Repeat Mode BITS 195*/
    if(ADSRPM==1)
    {
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
    }
    else
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
    }
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    /*Dot correction adjustment range for the BLUE color output BITS 194*/
    if(DC_Range_Blue==1)
    {
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
    }
    else
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
    }
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    /*Dot correction adjustment range for the GREEN color output BITS 193*/
    if(DC_Range_Green==1)
    {
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
    }
    else
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
    }
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    /*Dot correction adjustment range for the RED color output BITS 192*/
    if(DC_Range_Red==1)
    {
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
    }
    else
    {
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI- Low
    }
    GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    /*Global Brightness Control Blue BITS 191-184*/
    for(k=191;k>=184;k--)
    {
        temp1=1<<(k-184);
        temp2=BCB&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*Global Brightness Control Green BITS 183-176*/
    for(k=183;k>=176;k--)
    {
        temp1=1<<(k-176);
        temp2=BCG&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SDI-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*Global Brightness Control Red BITS 175-168*/
    for(k=175;k>=168;k--)
    {
        temp1=1<<(k-168);
        temp2=BCR&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }
    /*Dot Correction Data BITS 167-0*/
    for(k=167;k>=0;k--)
    {
        temp1=1<<(k%7);
        temp2=DCdata[k/7]&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }

    GPIO_setOutputLowOnPin(GPIO_PORT_P5,GPIO_PIN0 ); //LATCH-Low
    __delay_cycles(6);
    GPIO_setOutputHighOnPin(GPIO_PORT_P5,GPIO_PIN0);//LATCH-High
    __delay_cycles(6);
}

void SendGSData(int *temp)// Send Gray Scale data
{
    GPIO_setOutputLowOnPin(GPIO_PORT_P5,GPIO_PIN0 ); //GSLAT-Low for GS Mode
    int k,temp1,temp2;
    for(k=287;k>=0;k--)
    {
        temp1=1<<(k%12);
        temp2=temp[k/12]&temp1;
        if(temp2==temp1)
        {
            GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - High
        }
        else
        {
            GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN5);//SDI - Low
        }
        GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low
        __delay_cycles(6);
        GPIO_setOutputHighOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-High
    }

    //GPIO_setOutputLowOnPin(GPIO_PORT_P3,GPIO_PIN7);//SCK-Low

    GPIO_setOutputHighOnPin(GPIO_PORT_P5,GPIO_PIN0);//LATCH-High
    __delay_cycles(6);
    GPIO_setOutputLowOnPin(GPIO_PORT_P5,GPIO_PIN0 ); //LATCH-Low
    __delay_cycles(6);
}

int main(void)

{
    MAP_WDT_A_holdTimer();
    /* Setting the DCO Frequency to a non-standard 8.33MHz */
    // MAP_CS_setDCOFrequency(8330000);

    /* Initializing the clock source as follows:
     *      MCLK = MODOSC/4 = 6MHz
     *      ACLK = REFO/2 = 16kHz
     *      HSMCLK = DCO/2 = 1.5Mhz
     *      SMCLK = DCO/4 = 750kHz
     *      BCLK  = REFO = 32kHz
     */
    MAP_CS_initClockSignal(CS_MCLK, CS_MODOSC_SELECT, CS_CLOCK_DIVIDER_128);  //MODOSC:Internal low-power oscillator with 25-MHz typical frequency
    MAP_CS_initClockSignal(CS_ACLK, CS_REFOCLK_SELECT, CS_CLOCK_DIVIDER_2);
    MAP_CS_initClockSignal(CS_HSMCLK, CS_DCOCLK_SELECT, CS_CLOCK_DIVIDER_2);
    MAP_CS_initClockSignal(CS_SMCLK, CS_DCOCLK_SELECT, CS_CLOCK_DIVIDER_4);
    MAP_CS_initClockSignal(CS_BCLK, CS_REFOCLK_SELECT, CS_CLOCK_DIVIDER_1);
    /*
     *  Getting all of the frequency values of the CLK sources using the
     * convenience functions */
    aclk = CS_getACLK();
    mclk = CS_getMCLK();
    smclk = CS_getSMCLK();
    hsmclk = CS_getHSMCLK();
    bclk = CS_getBCLK();

    GPIO_setAsOutputPin(GPIO_PORT_P3, GPIO_PIN5|GPIO_PIN6|GPIO_PIN7);
    GPIO_setAsOutputPin(GPIO_PORT_P5, GPIO_PIN0|GPIO_PIN1|GPIO_PIN2);
    GPIO_setOutputLowOnPin(GPIO_PORT_P3, GPIO_PIN5|GPIO_PIN6|GPIO_PIN7);
    GPIO_setOutputLowOnPin(GPIO_PORT_P5, GPIO_PIN0|GPIO_PIN1|GPIO_PIN2);
    GPIO_setAsPeripheralModuleFunctionOutputPin(GPIO_PORT_P4,GPIO_PIN3,GPIO_PRIMARY_MODULE_FUNCTION);

    GPIO_setOutputHighOnPin(GPIO_PORT_P5, GPIO_PIN2);
    /*SendDCData(double CMD, int UD, char GS_MODE, char DSTMR, char ADSRPM, char DC_Range_Blue, char DC_Range_Green, char DC_Range_Red, char BCB, char BCG, char BCR, char *DCdata)*/

    while(1)
    {
        SendDCData(0, 0x3, 0x00, 0, 1, 0, 0, 0, 10, 10, 10, DCdata1);
        SendGSData(GSdata1);
        delay_ms(80);
    }


    //SendDCData(0, 3, 0x00, 0, 1, 0, 0, 0, 0, 0, 0, DCdata0);
    /*while(1)
    {
        delay_ms(10);
        SendDCData(0x53A, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, DCdata0);
        delay_ms(10);
    }*/

}