DSTATUS disk_status (BYTE pdrv)       /* Physical drive number (0..) */
{

    switch (pdrv) {
    case DRV_SD0 :
        if (SD_GET_CARD_CAPACITY(SD_PORT0) == 0)
            return STA_NOINIT;
        break;

    case DRV_SD1 :
        if (SD_GET_CARD_CAPACITY(SD_PORT1) == 0)
            return STA_NOINIT;
        break;
    }
    return RES_OK;
}
Exemple #2
0
int SD_Open_(uint32_t cardSel)
{
    // power (H.2)
    SYS->GPH_MFPL = (SYS->GPH_MFPL & ~(SYS_GPH_MFPL_PH2MFP_Msk));
    PH->MODE = (PH->MODE & ~GPIO_MODE_MODE2_Msk) | ( GPIO_MODE_OUTPUT << GPIO_MODE_MODE2_Pos);
    PH2 = 0;

    SD_Open(cardSel);
    SD_Probe(cardSel & 0x00ff);

    return SD_GET_CARD_CAPACITY(SD_PORT0);
}