Function uart_isr

bsp/bluetrum/libraries/hal_drivers/drv_usart.c:237–267

rt_section(".irq.usart")
static void uart_isr(int vector, void *param)
{
    rt_interrupt_enter();

#ifdef BSP_USING_UART0
    if(hal_uart_getflag(UART0_BASE, UART_FLAG_RXPND))       //RX one byte finish
    {
        uart_obj[0].rx_buf[uart_obj[0].rx_idx++ % 10] = hal_uart_read(UART0_BASE);
        hal_uart_clrflag(UART0_BASE, UART_FLAG_RXPND);
        uart0_irq_post();
    }
#endif
#ifdef BSP_USING_UART1
    if(hal_uart_getflag(UART1_BASE, UART_FLAG_RXPND))       //RX one byte finish
    {
        uart_obj[1].rx_buf[uart_obj[1].rx_idx++ % 10] = hal_uart_read(UART1_BASE);
        hal_uart_clrflag(UART1_BASE, UART_FLAG_RXPND);
        uart1_irq_post();
    }
#endif
#ifdef BSP_USING_UART2
    if(hal_uart_getflag(UART2_BASE, UART_FLAG_RXPND))       //RX one byte finish
    {
        uart_obj[2].rx_buf[uart_obj[2].rx_idx++ % 10] = hal_uart_read(UART2_BASE);
        hal_uart_clrflag(UART2_BASE, UART_FLAG_RXPND);
        uart2_irq_post();
    }
#endif

    rt_interrupt_leave();
}

#ifdef HUART_ENABLE
rt_section(".irq.huart")