daima.zip_QPSK awgn_QPSK解调AWGN

#include "sys.h" #include "usart.h" #include "delay.h" #include "led.h" #include "key.h" #include "exti.h" #include "wdg.h" #include "timer.h" #include "lcd.h" #include "rtc.h" #include "wkup.h" #include "adc.h" #include "dma.h" #include "24cxx.h" #include "flash.h" #include "touch.h" #include "24l01.h" #include "mmc_sd.h" #include "remote.h" #include "ds18b20.h" #include "mouse.h" #include "text.h" #include "fat.h" #include "fontupd.h" #include "sysfile.h" #include "spi.h" #include "jpegbmp.h" //Mini STM32开发板范例代码25 //图片显示 实验 //正点原子@ALIENTEK //技术论坛:www.openedv.com int main(void) { u8 i; u8 key; FileInfoStruct *FileInfo; u16 pic_cnt=0;//当前目录下图片文件的个数 u16 index=0; //当前选择的文件编号 u16 time=0; Stm32_Clock_Init(9);//系统时钟设置 delay_init(72); //延时初始化 uart_init(72,9600); //串口1初始化 LCD_Init(); //初始化液晶 KEY_Init(); //按键初始化 LED_Init(); //LED初始化 SPI_Flash_Init(); //SPI FLASH使能 if(Font_Init())//字库不存在,则更新字库 { POINT_COLOR=RED; LCD_ShowString(60,50,"Mini STM32"); LCD_ShowString(60,70,"Font ERROR"); while(1); } POINT_COLOR=RED; Show_Str(60,50,"Mini STM32开发板",16,0); Show_Str(60,70,"图片显示 程序",16,0); Show_Str(60,90,"正点原子@ALIENTEK",16,0); Show_Str(60,110,"2011年1月2日",16,0); SD_Initialize(); while(FAT_Init())//FAT 错误 { Show_Str(60,130,"文件系统错误!",16,0); i= SD_Initialize(); if(i)Show_Str(60,150,"SD卡错误!",16,0);//SD卡初始化失败 delay_ms(500); LCD_Fill(60,130,240,170,WHITE);//清除显示 delay_ms(500); LED0=!LED0; } while(SysInfoGet(1))//得到图片文件夹 { Show_Str(60,130,"图片文件夹未找到!",16,0); delay_ms(500); FAT_Init(); SD_Initialize(); LED0=!LED0; LCD_Fill(60,130,240,170,WHITE);//清除显示 delay_ms(500); } Show_Str(60,130,"开始显示...",16,0); delay_ms(1000); Cur_Dir_Cluster=PICCLUSTER; while(1) { pic_cnt=0; Get_File_Info(Cur_Dir_Cluster,FileInfo,T_JPEG|T_JPG|T_BMP,&pic_cnt);//获取当前文件夹下面的目标文件个数 if(pic_cnt==0)//没有图片文件 { LCD_Clear(WHITE);//清屏 while(1) { if(time%2==0)Show_Str(32,150,"没有图片,请先COPY图片到SD卡的PICTURE文件夹,然后后重启!",16,0); else LCD_Clear(WHITE); time++; delay_ms(300); } } FileInfo=&F_Info[0];//开辟暂存空间. index=1; while(1) { Get_File_Info(Cur_Dir_Cluster,FileInfo,T_JPEG|T_JPG|T_BMP,&index);//得到这张图片的信息 LCD_Clear(WHITE);//清屏,加载下一幅图片的时候,一定清屏 AI_LoadPicFile(FileInfo,0,0,240,320);//显示图片 POINT_COLOR=RED; Show_Str(0,0,FileInfo->F_Name,16,1);//显示图片名字 while(1)//延时3s { key=KEY_Scan(); if(key==1)break;//下一张 else if(key==2)//上一张 { if(index>1)index-=2; else index=pic_cnt-1; break; } delay_ms(1); time++; if(time%100==0)LED0=!LED0; if(time>3000) { time=0; break; } } index++; if(index>pic_cnt)index=1;//显示第一副,循环 } } }