FDCREG_STATUS
status = FDC_READ( FDCREG_STATUS );
status = FDC_READ( FDCREG_STATUS );
status = FDC_READ( FDCREG_STATUS );
if (FDC_READ( FDCREG_STATUS ) & FDCSTAT_BUSY) {
FDC_READ( FDCREG_STATUS );
status = FDC_READ( FDCREG_STATUS );
stat = !!(FDC_READ( FDCREG_STATUS ) & FDCSTAT_WPROT);
status = FDC_READ( FDCREG_STATUS );