【零基础学习STM32】第十三讲：SDIO实验——读取SD卡信息

/*
* Name : main
* Description : ---
* Author : ysloveivy.
*
* History
* --------------------
* Rev : 0.00
* Date : 12/01/2015
*
* create.
* --------------------
*/int main(void)
{
int i;
led.initialize();
usart4.initialize(115200);
usart4.printf("x0c"); //清屏
usart4.printf("33[1;32;40m"); //设置字体终端为绿色
usart4.printf("rnrnhello! I am iCore3!rnrnrn");
//判断SD卡是否初始化
if(SD_Init() != 0){
usart4.printf("SD ERROR!rn");
while(1){
for(i = 0;i < 10000000;i++);
LED_RED_ON;
for(i = 0;i < 10000000;i++);
LED_RED_OFF;
}
}
//输出SD卡的类型
switch(SDCardInfo.CardType){
case SDIO_STD_CAPACITY_SD_CARD_V1_1:
usart4.printf("SDCardTypett:SDIO_STD_CAPACITY_SD_CARD_V1_1rn");
break;
case SDIO_STD_CAPACITY_SD_CARD_V2_0:
usart4.printf("SDCardTypett:SDIO_STD_CAPACITY_SD_CARD_V2_0rn");
break;
case SDIO_HIGH_CAPACITY_SD_CARD:
usart4.printf("SDCardTypett:SDIO_HIGH_CAPACITY_SD_CARDrn");
break;

SDIO_InitStructure.SDIO_ClockDiv = SDIO_TRANSFER_CLK_DIV + 2;
SDIO_InitStructure.SDIO_ClockEdge = SDIO_ClockEdge_Rising;
SDIO_InitStructure.SDIO_ClockBypass = SDIO_ClockBypass_Disable;
SDIO_InitStructure.SDIO_ClockPowerSave = SDIO_ClockPowerSave_Disable;
SDIO_InitStructure.SDIO_BusWide = SDIO_BusWide_1b;
SDIO_InitStructure.SDIO_HardwareFlowControl =
SDIO_HardwareFlowControl_Disable;
SDIO_Init(&SDIO_InitStructure);