<Main.cpp>

        fdata = fopen("c:\\SeoulTemp\\SeoulSerialTime.txt","rt");
        fscanf(fdata,"Serial Interval_Time: %d 분\n",&UIntervalForm->m_cSerialTime );
        fclose(fdata);
        ComPortTimer->Interval = UIntervalForm->m_cSerialTime * 60000;

<Interval.h>

public:        // User declarations
    int m_cSerialTime;