x++;
    pc.printf("\n\r");
    pc.printf("%d A fclosed! %d \n\r",alt, x);
 
 //B ++++++++++++++++++++
     FILE *fpB = fopen("/local/pgx_04LB.txt", "w");
   // Open " pgx_04LB.txt " on the local file system for writing
 
    for(int ii=0; ii<1000; ii++){    
        int ii_t = 1+ii%100;
        seconds = time(NULL);		//タイムスタンプ取得
        fprintf(fpB, "%d Hello %d B World! - Event %d --- mbed application / Date %s # \r\n",alt, 1+ii, ii_t, ctime(&seconds));
        x++;
    }
    fclose(fpB); 			//ファイルB閉鎖
 
    x++;
    pc.printf("\n\r");
   pc.printf("%d B fclosed! %d \n\r",alt, x);
}
// while END
   seconds = time(NULL);
         
   struct tm *tx = localtime(&seconds);
pc.printf("year %d/mon %d/day %d/hour %d/min %d/sec %d \n\r",   
tx->tm_year,tx->tm_mon,tx->tm_mday,tx->tm_hour,tx->tm_min,tx->tm_sec );
    pc.printf("Time as a string = %s \n\r", ctime(&seconds));
}
//プログラムEOF