MCI_CheckBusy
Default mainpageat91libperipheralsmciMCI_CheckBusy
Description Source Call Graph
Start Line: 379
unsigned char MCI_CheckBusy(Mci *pMci)
{
    AT91S_MCI *pMciHw = pMci->pMciHw;
    unsigned int status;

    // Enable MCI clock
    MCI_Enable(pMci, ENABLE);

    status = READ_MCI(pMciHw, MCI_SR);
    // TRACE_DEBUG("status %x\n\r",status);


    if(((status & AT91C_MCI_NOTBUSY)!=0)
        && ((status & AT91C_MCI_DTIP)==0)) {

        // Disable MCI clock
        MCI_Enable(pMci, DISABLE);

        return 0;
    }
    else {
        return 1;
    }
}