#ifndef __SWM320_LCD_H__
#define __SWM320_LCD_H__


typedef struct
{
    uint8_t  Interface;     //LCD屏接口：LCD_INTERFACE_RGB、LCD_INTERFACE_I80、LCD_INTERFACE_M68

    /* RGB同步接口参数 */
    uint8_t  Dir;           //LCD_DIR_LANDSCAPE 横屏    LCD_DIR_PORTRAIT 竖屏
    uint16_t HnPixel;       //水平方向像素个数，最大取值1024
    uint16_t VnPixel;       //垂直方向像素个数，最大取值 768
    uint8_t  Hfp;           //horizonal front porch，最大取值32
    uint8_t  Hbp;           //horizonal back porch， 最大取值128
    uint8_t  Vfp;           //vertical front porch， 最大取值8
    uint8_t  Vbp;           //vertical back porch，  最大取值32
    uint8_t  ClkDiv;        //系统时钟经ClkDiv分频后产生DOCCLK，0 2分频    1 4分频    2 6分频    ... ...    31 64分频
    uint8_t  SamplEdge;     //屏幕在DOTCLK的哪个边沿采样数据：LCD_SAMPLEDGE_RISE、LCD_SAMPLEDGE_FALL
    uint8_t  ClkAlways;     //1 一直输出DOTCLK    0 只在传输数据时输出DOTCLK
    uint8_t  HsyncWidth;    //HSYNC低电平持续多少个DOTCLK，取值：LCD_HSYNC_1DOTCLK、LCD_HSYNC_2DOTCLK、LCD_HSYNC_3DOTCLK、LCD_HSYNC_4DOTCLK

    /* MPU（8080）接口参数 */
    uint8_t  T_CSf_WRf;     //CSn下降沿到WRn下降沿的时间，取值0--3
    uint8_t  T_WRnHold;     //WRn低电平的持续时间，       取值0--7
    uint8_t  T_WRr_CSr;     //WRn上升沿到CSn上升沿的时间，取值0--3
    uint8_t  T_CSr_CSf;     //CSn上升沿到CSn下降沿的时间，取值0--7

    uint8_t  IntEOTEn;      //End of Transter（传输完成）中断使能
} LCD_InitStructure;


#define LCD_INTERFACE_RGB   0
#define LCD_INTERFACE_I80   1
#define LCD_INTERFACE_M68   2

#define LCD_DIR_LANDSCAPE   0   //横屏
#define LCD_DIR_PORTRAIT    1   //竖屏

#define LCD_SAMPLEDGE_RISE  0   //屏幕在DOTCLK的上升沿采样数据
#define LCD_SAMPLEDGE_FALL  1   //屏幕在DOTCLK的下降沿采样数据

#define LCD_HSYNC_1DOTCLK   0   //1个DOTCLK
#define LCD_HSYNC_2DOTCLK   1
#define LCD_HSYNC_3DOTCLK   2
#define LCD_HSYNC_4DOTCLK   3

#define LCD_CLKDIV_2        0
#define LCD_CLKDIV_4        1
#define LCD_CLKDIV_6        2
#define LCD_CLKDIV_8        3
#define LCD_CLKDIV_10       4
#define LCD_CLKDIV_12       5
#define LCD_CLKDIV_14       6
#define LCD_CLKDIV_16       7
#define LCD_CLKDIV_18       8
#define LCD_CLKDIV_20       9
#define LCD_CLKDIV_22       10
#define LCD_CLKDIV_24       11
#define LCD_CLKDIV_26       12
#define LCD_CLKDIV_28       13
#define LCD_CLKDIV_30       14
#define LCD_CLKDIV_32       15
#define LCD_CLKDIV_34       16
#define LCD_CLKDIV_36       17
#define LCD_CLKDIV_38       18
#define LCD_CLKDIV_40       19
#define LCD_CLKDIV_42       20
#define LCD_CLKDIV_44       21
#define LCD_CLKDIV_46       22
#define LCD_CLKDIV_48       23
#define LCD_CLKDIV_50       24
#define LCD_CLKDIV_52       25
#define LCD_CLKDIV_54       26
#define LCD_CLKDIV_56       27
#define LCD_CLKDIV_58       28
#define LCD_CLKDIV_60       29
#define LCD_CLKDIV_62       30
#define LCD_CLKDIV_64       31


void LCD_Init(LCD_TypeDef *LCDx, LCD_InitStructure *initStruct);
void LCD_Start(LCD_TypeDef *LCDx);
uint32_t LCD_IsBusy(LCD_TypeDef *LCDx);

void LCD_I80_WriteReg(LCD_TypeDef *LCDx, uint16_t reg, uint16_t val[], uint16_t cnt);
void LCD_I80_WriteOneReg(LCD_TypeDef *LCDx, uint16_t reg, uint16_t val);
void LCD_I80_WriteData(LCD_TypeDef *LCDx, uint16_t data[], uint16_t cnt);
void LCD_I80_WriteOneData(LCD_TypeDef *LCDx, uint16_t val);

void LCD_INTEn(LCD_TypeDef *LCDx);
void LCD_INTDis(LCD_TypeDef *LCDx);
void LCD_INTClr(LCD_TypeDef *LCDx);
uint32_t LCD_INTStat(LCD_TypeDef *LCDx);


#endif //__SWM320_LCD_H__