#include "segment_74hc595d.h"
#include "segment.h"
#include "timer12.h"
#include "spi13.h"
#include "systick_timer.h"


typedef enum
{
    LSB_FIRST,
    MSB_FIRST,
}LSB_MSB_MODE;


#define SEGMENT_74HC595D_LATCH_PORT         (Pn_Type*)PE
#define SEGMENT_74HC595D_LATCH_PIN_NUM      11
#define SEGMENT_74HC595D_LATCH_H            HAL_GPIO_SetPin(SEGMENT_74HC595D_LATCH_PORT, _BIT(SEGMENT_74HC595D_LATCH_PIN_NUM))
#define SEGMENT_74HC595D_LATCH_L            HAL_GPIO_ClearPin(SEGMENT_74HC595D_LATCH_PORT, _BIT(SEGMENT_74HC595D_LATCH_PIN_NUM))
#define SEGMENT_74HC595D_LATCH_T            HAL_GPIO_TogglePin(SEGMENT_74HC595D_LATCH_PORT, _BIT(SEGMENT_74HC595D_LATCH_PIN_NUM))


typedef union 
{
    struct 
    {
        uint8_t HC595_1_COM1        : 1;
        uint8_t HC595_1_COM2        : 1;
        uint8_t HC595_1_COM3        : 1;        
        uint8_t HC595_1_COM4        : 1;
        uint8_t HC595_1_COM5        : 1;
        uint8_t HC595_1_RESERVED    : 3;        
        
        uint8_t HC595_2;
        uint8_t HC595_3;        
    }HC595_Data;
    uint8_t HC595_TxBuff[SEGMENT_74HC595D_IC_TOTAL_NUM];
}HC595_OUTPUT_DATA;



static SEGMENT_OUTPUT_STEP  SegmentOutputStep;
static HC595_OUTPUT_DATA    HC595_OutputData;
static LSB_MSB_MODE         HC595_OutputMode = MSB_FIRST;
static uint32_t ToggleTickCount;
static bool isToggle = false;

uint8_t Segment_Buff[SEGMENT_OUTPUT_MAX][SEGMENT_74HC595D_IC_DATA_NUM];
bool    Segment_Toggle_In;
bool    Segment_Toggle_Out;


static void Segemet_Output_Process(void);
static void Segment_Output_Data(uint8_t* pTxData, uint8_t TxSize);

void Segment_Initialization(void)
{
    HAL_GPIO_ConfigOutput(SEGMENT_74HC595D_LATCH_PORT, SEGMENT_74HC595D_LATCH_PIN_NUM, PUSH_PULL_OUTPUT);    
    HAL_GPIO_ConfigPullup(SEGMENT_74HC595D_LATCH_PORT, SEGMENT_74HC595D_LATCH_PIN_NUM, PUPDx_EnablePU);


    SEGMENT_74HC595D_LATCH_H;   

    //Segmet_Output_Process();
    ToggleTickCount = millis();
    isToggle = false;
    Timer12_Set_Match_Interrupt_Callback(Segemet_Output_Process);
}

static void Segemet_Output_Process(void)
{
    static uint8_t temp = 0;
    
    memset(HC595_OutputData.HC595_TxBuff, 0, SEGMENT_74HC595D_IC_TOTAL_NUM);   
    
    switch(SegmentOutputStep)
    {
        case SEGMENT_OUTPUT_COM1:                        
            HC595_OutputData.HC595_Data.HC595_1_COM1 = true;
        break;
        case SEGMENT_OUTPUT_COM2:
            HC595_OutputData.HC595_Data.HC595_1_COM2 = true;
        break;        
        case SEGMENT_OUTPUT_COM3:
            HC595_OutputData.HC595_Data.HC595_1_COM3 = true;
        break;
        case SEGMENT_OUTPUT_COM4:
            HC595_OutputData.HC595_Data.HC595_1_COM4 = true;
        break;
        case SEGMENT_OUTPUT_COM5:
            HC595_OutputData.HC595_Data.HC595_1_COM5 = true;
        break;        
    }

    HC595_OutputData.HC595_Data.HC595_3 = Segment_OutputBuff[SegmentOutputStep][SEGMENT_F1];
    HC595_OutputData.HC595_Data.HC595_2 = Segment_OutputBuff[SegmentOutputStep][SEGMENT_F2];  
    
    SEGMENT_74HC595D_LATCH_L;
    Segment_Output_Data(HC595_OutputData.HC595_TxBuff, SEGMENT_74HC595D_IC_TOTAL_NUM);
    SEGMENT_74HC595D_LATCH_H;

    SegmentOutputStep++;
    if(SegmentOutputStep >= SEGMENT_OUTPUT_MAX)
    {
        SegmentOutputStep = SEGMENT_OUTPUT_COM1;
    }
}


static void Segment_Output_Data(uint8_t* pTxData, uint8_t TxSize)
{
    SPI13_Transmit(pTxData, TxSize);    
}