//
    // Initialize the printf interface for UART output.
    //
    CHECK_ERRORS(am_hal_uart_initialize(0, &phUART));



    CHECK_ERRORS(am_hal_uart_power_control(phUART, AM_HAL_SYSCTRL_WAKE, false));


    am_hal_uart_clock_speed_e eUartClockSpeed 
 
= eUART_CLK_SPEED_DEFAULT ;
    CHECK_ERRORS(am_hal_uart_control(phUART, AM_HAL_UART_CONTROL_CLKSEL, &eUartClockSpeed));
    CHECK_ERRORS(am_hal_uart_configure(phUART, &g_sUartConfig));

    //
    // Enable the UART pins.
    //
    am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_TX, g_AM_BSP_GPIO_COM_UART_TX);
    am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_RX, g_AM_BSP_GPIO_COM_UART_RX);
 

    while (1)
    {
        /* code */
        am_util_stdio_printf("Hello World! icnt:%d \n\r",icnt);
        am_util_delay_ms(1000);
        icnt++;
        if(icnt > 10)
        {
            break;
        }

    }