FFT_IFFT.rar_TFT_fft_fft_ifft_ifft

#include "myinclude.h" #include "tft.h" void LCD_HardWareInit() //硬件配置 { SysCtlPeriEnable(TFTL_PERIPH); GPIOPinTypeOut(TFTL_PORT,TFTL_PINS); SysCtlPeriEnable(TFTH_PERIPH); GPIOPinTypeOut(TFTH_PORT,TFTH_PINS); SysCtlPeriEnable(TFTCTRL_PERIPH); GPIOPinTypeOut(TFTCTRL_PORT,( TFTCS | TFTWR | TFTRS | TFTRST ) ); GPIOPinTypeIn(TFTCTRL_PORT,TFTRD ); GPIOPinWrite(TFTCTRL_PORT, TFTRST, 0X00);//复位液晶屏 DelayMs(100); GPIOPinWrite(TFTCTRL_PORT, TFTRST, 0Xff); DelayMs(100); } void LCD_WriteCmd(INT16U cmd) { GPIOPinWrite(TFTCTRL_PORT, TFTRS, 0X00);//RS为低表示命令 GPIOPinWrite(TFTCTRL_PORT, TFTCS, 0X00);//CS为低表示片选 GPIOPinWrite(TFTH_PORT, TFTH_PINS, (cmd >> 8) );//先送高字节 GPIOPinWrite(TFTL_PORT, TFTL_PINS, (cmd & 0X00FF) );//后送低字节 GPIOPinWrite(TFTCTRL_PORT, TFTWR, 0X00);//WR为低表示写操作 // DelayMs(1); GPIOPinWrite(TFTCTRL_PORT, TFTWR, 0XFF);//WR为1 GPIOPinWrite(TFTCTRL_PORT, TFTCS, 0XFF);//CS为1 } void LCD_WriteDat(INT16U dat) { GPIOPinWrite(TFTCTRL_PORT, TFTRS, 0Xff);//RS为高电平表示数据 GPIOPinWrite(TFTCTRL_PORT, TFTCS, 0X00);//CS为低表示片选 GPIOPinWrite(TFTH_PORT, TFTH_PINS, (dat >> 8) );//先送高字节 GPIOPinWrite(TFTL_PORT, TFTL_PINS, (dat & 0X00FF) );//后送低字节 GPIOPinWrite(TFTCTRL_PORT, TFTWR, 0X00);//WR为低表示写操作 // DelayMs(1); GPIOPinWrite(TFTCTRL_PORT, TFTWR, 0XFF);//WR为1 GPIOPinWrite(TFTCTRL_PORT, TFTCS, 0XFF);//CS为1 } //======================================================================== //液晶屏显示窗口设置，默认全屏设置 //======================================================================== void LCD_BlockSet(INT16U startx, INT16U starty, INT16U endx, INT16U endy) { LCD_WriteCmd(0x0002); LCD_WriteDat(startx >> 8); //column address start register LCD_WriteCmd(0x0003); LCD_WriteDat(startx); LCD_WriteCmd(0x0004); LCD_WriteDat(endx >> 8); LCD_WriteCmd(0x0005); LCD_WriteDat(endx); LCD_WriteCmd(0x0006); LCD_WriteDat(starty >> 8); LCD_WriteCmd(0x0007); LCD_WriteDat(starty); LCD_WriteCmd(0x0008); LCD_WriteDat(endy >> 8); LCD_WriteCmd(0x0009); LCD_WriteDat(endy); /* LCD_WriteCmd(0x0050); LCD_WriteDat(startx); LCD_WriteCmd(0x0051); LCD_WriteDat(endx); LCD_WriteCmd(0x0052); LCD_WriteDat(starty); LCD_WriteCmd(0x0053); LCD_WriteDat(endy); */ LCD_WriteCmd(0x0020); LCD_WriteDat(startx); LCD_WriteCmd(0x0021); LCD_WriteDat(starty); LCD_WriteCmd(0x0022); } //======================================================================== //全屏填充函数（满屏显示一个颜色） //======================================================================== void LCD_FillSCR(INT16U color) { INT16U i,j; LCD_BlockSet(0, 0, LCD_PIXEL_XSIZE-1, LCD_PIXEL_YSIZE-1); for(i=0; i<LCD_PIXEL_YSIZE; i++) { for(j=0; j<LCD_PIXEL_XSIZE; j++) { LCD_SendDat(color); } } } //======================================================================== //全屏显示8色条纹 //======================================================================== void LCD_DispBar(void) { INT16U i ,j; LCD_BlockSet(0, 0, LCD_PIXEL_XSIZE-1, LCD_PIXEL_YSIZE-1); //设置全屏 for (i=0; i<LCD_PIXEL_YSIZE/8; i++) { for(j=0; j<LCD_PIXEL_XSIZE; j++) { LCD_SendDat(WHITE); } } for(i=0; i<LCD_PIXEL_YSIZE/8; i++) { for(j=0; j<LCD_PIXEL_XSIZE; j++) { LCD_SendDat(BLACK); } } for(i=0;i<LCD_PIXEL_YSIZE/8;i++) { for(j=0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(R); } } for(i=0; i<LCD_PIXEL_YSIZE/8;i++) { for(j = 0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(G); } } for(i = 0; i<LCD_PIXEL_YSIZE/8;i++) { for(j=0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(B); } } for(i=0; i<LCD_PIXEL_YSIZE/8;i++) { for(j=0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(CYAN); } } for(i=0; i<LCD_PIXEL_YSIZE/8;i++) { for(j=0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(MAGENTA); } } for(i=0; i<(LCD_PIXEL_YSIZE-((INT8U)(LCD_PIXEL_YSIZE/8))*7);i++) { for(j=0;j<LCD_PIXEL_XSIZE;j++) { LCD_SendDat(YELLOW); } } } //======================================================================== //局部填充颜色 //起始位置(x0,y0),宽度width,高度high,颜色color，未进行参数过虑 //======================================================================== void LCD_RectangleFill(INT16U x0, INT16U y0, INT16U width, INT16U high, INT16U color) { INT16U i,j; LCD_BlockSet(x0, y0, x0+width-1, y0+high-1); for(i=0; i<width; i++) { for(j=0; j<high; j++) { LCD_SendDat(color); } } } void LCD_Init(void) { LCD_HardWareInit(); //硬件配置 //执行初始化代码，根据具体驱动芯片作修改 //?′DD3?ê??ˉ′ú??￡??ù?Y??ì??y?ˉD???×÷DT?? LCD_WriteCmd(0x0046);LCD_WriteDat(0x00A4); LCD_WriteCmd(0x0047);LCD_WriteDat(0x0053); LCD_WriteCmd(0x0048);LCD_WriteDat(0x0000); LCD_WriteCmd(0x0049);LCD_WriteDat(0x0044); LCD_WriteCmd(0x004A);LCD_WriteDat(0x0004); LCD_WriteCmd(0x004B);LCD_WriteDat(0x0067); LCD_WriteCmd(0x004C);LCD_WriteDat(0x0033); LCD_WriteCmd(0x004D);LCD_WriteDat(0x0077); LCD_WriteCmd(0x004E);LCD_WriteDat(0x0012); LCD_WriteCmd(0x004F);LCD_WriteDat(0x004C); LCD_WriteCmd(0x0050);LCD_WriteDat(0x0046); LCD_WriteCmd(0x0051);LCD_WriteDat(0x0044); //240x320 window setting LCD_WriteCmd(0x0002);LCD_WriteDat(0x0000); // Column address start2 LCD_WriteCmd(0x0003);LCD_WriteDat(0x0000); // Column address start1 LCD_WriteCmd(0x0004);LCD_WriteDat(0x0000); // Column address end2 LCD_WriteCmd(0x0005);LCD_WriteDat(0x00EF); // Column address end1 LCD_WriteCmd(0x0006);LCD_WriteDat(0x0000); // Row address start2 LCD_WriteCmd(0x0007);LCD_WriteDat(0x0000); // Row address start1 LCD_WriteCmd(0x0008);LCD_WriteDat(0x0001); // Row address end2 LCD_WriteCmd(0x0009);LCD_WriteDat(0x003F); // Row address end1 // Display Setting LCD_WriteCmd(0x0001);LCD_WriteDat(0x0006); // IDMON=0, INVON=1, NORON=1, PTLON=0 LCD_WriteCmd(0x0016);LCD_WriteDat(0x00C8); // MY=0, MX=0, MV=0, ML=1, BGR=0, TEON=0 LCD_WriteCmd(0x0023);LCD_WriteDat(0x0095); // N_DC=1001 0101 LCD_WriteCmd(0x0024);LCD_WriteDat(0x0095); // PI_DC=1001 0101 LCD_WriteCmd(0x0025);LCD_WriteDat(0x00FF); // I_DC=1111 1111 LCD_WriteCmd(0x0027);LCD_WriteDat(0x0002); // N_BP=0000 0010 LCD_WriteCmd(0x0028);LCD_WriteDat(0x0002); // N_FP=0000 0010 LCD_WriteCmd(0x0029);LCD_WriteDat(0x0002); // PI_BP=0000 0010 LCD_WriteCmd(0x002A);LCD_WriteDat(0x0002); // PI_FP=0000 0010 LCD_WriteCmd(0x002C);LCD_WriteDat(0x0002); // I_BP=0000 0010 LCD_WriteCmd(0x002D);LCD_WriteDat(0x0002); // I_FP=0000 0010 LCD_WriteCmd(0x003A);LCD_WriteDat(0x0001); // N_RTN=0000, N_NW=001 LCD_WriteCmd(0x003B);LCD_WriteDat(0x0001); // PI_RTN=0000, PI_NW=001 LCD_WriteCmd(0x003C);LCD_WriteDat(0x00F0); // I_RTN=1111, I_NW=000 LCD_WriteCmd(0x003D);LCD_WriteDat(0x0000); // DIV=00 DelayMs(20); LCD_WriteCmd(0x0035);LCD_WriteDat(0x0038); // EQS=38h LCD_WriteCmd(0x0036);LCD_WriteDat(0x0078); // EQP=78h LCD_WriteCmd(0x003E);LCD_WriteDat(0x0038); // SON=38h LCD_WriteCmd(0x0040);LCD_WriteDat(0x000F); // GDON=0Fh LCD_WriteCmd(0x0041);LCD_WriteDat(0x00F0); // GDOFF // Power Supply Setting LCD_WriteCmd(0x0019);LCD_WriteDat(0x0049); // CADJ=0100, CUADJ=100(FR:60Hz),, OSD_EN=1 LCD_WriteCmd(0x0093);LCD_WriteDat(0x000F); // RADJ=1111, 100% DelayMs(10); LCD_WriteCmd(0x0020);LCD_WriteDat(0x0040); // BT=0100 LCD_WriteCmd(0x001D);LCD_WriteDat(0x0007); // VC1=111 LCD_WriteCmd(0x001E);LCD_WriteDat(0x0000); // VC3=000 LCD_WriteCmd(0x001F);LCD_WriteDat(0x0004); // VRH=0100 // VCOM Setting for CMO 3.2?± Panel LCD_WriteCmd(0x0044);LCD_WriteDat(0x004D); // VCM=100 1101 LCD_WriteCmd(0x0045);LCD_WriteDat(0x0011); // VDV=1 0001 DelayMs(10); LCD_WriteCmd(0x001C);LCD_WriteDat(0x0004); // AP=100 DelayMs(20); LCD_WriteCmd(0x0043);LCD_WriteDat(0x0080); //set VCOMG=1