271 lines
5.9 KiB
C
271 lines
5.9 KiB
C
#include "sys.h"
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#include "delay.h"
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#include "usart.h"
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#include "led.h"
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#include "key.h"
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#include "LCD.h"
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#include "Dis_Picture.h"
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#include "Text.h"
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#include "GBK_LibDrive.h"
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#include "mpu.h"
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#include "malloc.h"
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#include "w25qxx.h"
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#include "sdmmc_sdcard.h"
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/********************************************************/
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//SD卡 实验
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/********************************************************/
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//通过串口打印SD卡相关信息
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void show_sdcard_info(void)
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{
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switch(SDCardInfo.CardType)
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{
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case STD_CAPACITY_SD_CARD_V1_1:
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printf("Card Type:SDSC V1.1\r\n");
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break;
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case STD_CAPACITY_SD_CARD_V2_0:
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printf("Card Type:SDSC V2.0\r\n");
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break;
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case HIGH_CAPACITY_SD_CARD:
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printf("Card Type:SDHC V2.0\r\n");
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break;
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case MULTIMEDIA_CARD:
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printf("Card Type:MMC Card\r\n");
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break;
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}
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printf("Card ManufacturerID:%d\r\n",SDCardInfo.SD_cid.ManufacturerID); //制造商ID
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printf("Card RCA:%d\r\n",SDCardInfo.RCA); //卡相对地址
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printf("Card Capacity:%d MB\r\n",(u32)(SDCardInfo.CardCapacity>>20)); //显示容量
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printf("Card BlockSize:%d\r\n\r\n",SDCardInfo.CardBlockSize); //显示块大小
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}
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/********************************************************/
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//测试SD卡的读取
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//从secaddr地址开始,读取seccnt个扇区的数据
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//secaddr:扇区地址
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//seccnt:扇区数
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/********************************************************/
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void sd_test_read(u32 secaddr,u32 seccnt)
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{
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u32 i;
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u8 *buf;
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u8 sta=0;
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buf=mymalloc(SRAMIN,seccnt*512); //申请内存,从SDRAM申请内存
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sta=SD_ReadDisk(buf,secaddr,seccnt);//读取secaddr扇区开始的内容
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if(sta==0)
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{
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printf("SECTOR %d DATA:\r\n",secaddr);
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for(i=0; i<seccnt*512; i++)printf("%x ",buf[i]); //打印secaddr开始的扇区数据
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printf("\r\nDATA ENDED\r\n");
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} else printf("err:%d\r\n",sta);
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myfree(SRAMIN,buf); //释放内存
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}
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/********************************************************/
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//测试SD卡的写入(慎用,最好写全是0XFF的扇区,否则可能损坏SD卡.)
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//从secaddr地址开始,写入seccnt个扇区的数据
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//secaddr:扇区地址
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//seccnt:扇区数
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/********************************************************/
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void sd_test_write(u32 secaddr,u32 seccnt)
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{
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u32 i;
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u8 *buf;
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u8 sta=0;
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buf=mymalloc(SRAMIN,seccnt*512); //从SDRAM申请内存
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for(i=0; i<seccnt*512; i++) //初始化写入的数据,是3的倍数.
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{
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buf[i]=i*3;
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}
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sta=SD_WriteDisk(buf,secaddr,seccnt);//从secaddr扇区开始写入seccnt个扇区内容
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if(sta==0)
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{
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printf("Write over!\r\n");
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} else printf("err:%d\r\n",sta);
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myfree(SRAMIN,buf); //释放内存
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}
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/********************************************************/
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//Main 主函数
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/********************************************************/
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u8 tbuf[32];
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int main(void)
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{
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u8 key;
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u32 sd_size;
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u8 t=0;
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u8 *buf;
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Cache_Enable(); //打开L1-Cache
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HAL_Init(); //初始化HAL库
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Stm32_Clock_Init(160,5,2,4); //设置时钟,400Mhz
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delay_init(400); //延时初始化
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uart_init(115200); //串口初始化
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LED_Init(); //初始化LED
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KEY_Init(); //初始化按键
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LCD_Init(); //初始化2.0寸 240x320 高清屏 LCD显示
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GBK_Lib_Init(); //硬件GBK字库初始化--(如果使用不带字库的液晶屏版本，此处可以屏蔽，不做字库初始化）
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LCD_Clear(WHITE); //清屏
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my_mem_init(SRAMIN); //初始化内部内存池(AXI)
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// //my_mem_init(SRAMEX); //初始化外部内存池(SDRAM)
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// my_mem_init(SRAM12); //初始化SRAM12内存池(SRAM1+SRAM2)
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// my_mem_init(SRAM4); //初始化SRAM4内存池(SRAM4)
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// my_mem_init(SRAMDTCM); //初始化DTCM内存池(DTCM)
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// my_mem_init(SRAMITCM); //初始化ITCM内存池(ITCM)
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Draw_Font16B(16,16,RED," STM32H7 SD Card ");
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Draw_Font16B(16,32,BLUE," 嵌入式开发网 ");
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Draw_Font16B(16,48,BLUE,"mcudev.taobao.com");
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Draw_Font16B(16,64,BLUE, "KEY2:Read Sector 0");
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while(SD_Init())//检测不到SD卡
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{
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Draw_Font16B(16,90,RED,"SD Card Error!");
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delay_ms(500);
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Draw_Font16B(16,90,RED,"Please Check! ");
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delay_ms(500);
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LED2_Toggle;//D2闪烁
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}
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show_sdcard_info(); //打印SD卡相关信息
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Draw_Font16B(16,90,BLUE,"SD Card OK "); //检测SD卡成功
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sprintf((char*)tbuf,"SD Card Size: %u MB",SDCardInfo.CardCapacity>>20); //显示无符号十进制整数
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Draw_Font16B(16,110,BLUE,tbuf); //显示存储卡容量
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while(1)
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{
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key=KEY_Scan(0);
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if(key==KEY2_PRES)//KEY2按下了
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{
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buf=mymalloc(SRAMIN,2048); //申请内存2K
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key=SD_ReadDisk(buf,0,1);
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if(key==0) //读取0扇区的内容
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{
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Draw_Font16B(16,130,BLUE,"USART1 Sending ...");
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printf("SECTOR 0 DATA:\r\n");
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for(sd_size=0; sd_size<512; sd_size++)printf("%x ",buf[sd_size]); //打印0扇区数据
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printf("\r\nDATA ENDED\r\n");
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Draw_Font16B(16,130,BLUE,"USART1 Send Over!");
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}
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else printf("err:%d\r\n",key);
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myfree(SRAMIN,buf);//释放内存
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}
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t++;
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delay_ms(10);
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if(t==20)
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{
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LED2_Toggle;//D2闪烁
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t=0;
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}
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}
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}
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/********************************************************/
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//SD卡 实验
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/********************************************************/
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