DSTATUS LPLD_Disk_Initialize(uint8 drv)
{
if(drv)
return RES_PARERR;
return LPLD_SDHC_InitCard();
}
void main (void)
{
uint32 i;
//读写数据数组
uint8 sdhc_dat_buffer1[BUFFER_SIZE];
//SD卡操作返回值
SDHCRES sd_state;
//关中断
DisableInterrupts;
//SDHC初始化
sd_state = (SDHCRES)LPLD_SDHC_InitCard();
//开中断
EnableInterrupts;
//判断SD卡操作状态
if (SDHCRES_OK == sd_state)
{
printf("\r\nSD init success.\r\n");
//读(多)扇区操作，并返回SD操作状态
sd_state = LPLD_SDHC_ReadBlocks(sdhc_dat_buffer1, 0, BLOCK_LEN);
}
else
{
printf("\r\nSD init failure.\r\n");
}
//判断SD卡操作状态
if (SDHCRES_OK == sd_state)
{
printf("Read disk success.\r\n");
printf("SD data: \r\n");
//若读成功，打印该扇区内容
for(i = 0;i < BUFFER_SIZE;i++)
{
printf("%02X ", sdhc_dat_buffer1[i]);
}
printf("\r\n");
}
else
{
printf("Read disk failed.\n\r");
}
//判断SD卡操作状态
if (SDHCRES_OK == sd_state)
{
printf("Update data success.\r\n");
//更新数据数组，自加1
for (i = 0; i < BUFFER_SIZE; i++)
{
sdhc_dat_buffer1[i] ++;
}
//写(多)扇区操作，并返回SD操作状态
sd_state = LPLD_SDHC_WriteBlocks(sdhc_dat_buffer1, 0, BLOCK_LEN);
}
//判断SD卡操作状态
if (SDHCRES_OK == sd_state)
{
printf("Write Disk success.\r\n");
//再次读(多)扇区操作，并返回SD操作状态
sd_state = LPLD_SDHC_ReadBlocks(sdhc_dat_buffer1, 0, BLOCK_LEN);
}
else
{
printf("Write Disk failure.\r\n");
}
//判断SD卡操作状态
if (SDHCRES_OK == sd_state)
{
printf("Read disk success.\r\n");
printf("SD data: \r\n");
//若读成功，打印该扇区内容
for(i = 0;i < BUFFER_SIZE;i++)
{
printf("%02X ", sdhc_dat_buffer1[i]);
}
printf("\r\n");
}
else
{
printf("Read disk failure.\r\n");
}
while(1)
{
}
}
