RCU_C1P_Launcher/MCU_Driver/uart.c

/*
 * uart.c
 *
 *  Created on: May 14, 2025
 *      Author: cc
 *
 *  Ŀǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> RS485<EFBFBD><EFBFBD>
 *
 *  Uart1 -> <EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD>
 *  Uart0 -> U1 -> RS485 1
 *  UART2 -> U2 -> RS485 2
 *  Uart3 -> U3 -> BUS
 *
 */

#include "includes.h"

#include <string.h>

/* Bootload <20>й滮<D0B9><E6BBAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * 1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD> - <EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
 * 2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˿<EFBFBD> - <EFBFBD><EFBFBD><EFBFBD><EFBFBD>2
 * - <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܣ<EFBFBD>
 */

UART_t g_uart_1;
UART_t g_uart_2;

void UART0_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void UART1_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void UART2_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void UART3_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));

/*********************************************************************
 * @fn      UARTx_Init
 * @brief   UART<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ע<EFBFBD>⴮<EFBFBD><EFBFBD>2ͨѶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>PB22,PB23 - Boot,RST<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param   uart_id     - <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ID
 * @param   buad        - <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param   prt_cf      - <EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><EFBFBD>ջص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @return  none
 */
void UARTx_Init(UART_IDX uart_id, uint32_t buad) {

    switch (uart_id) {
    case UART_0:
        //RS485ͨѶ<CDA8><D1B6><EFBFBD><EFBFBD>
        GPIOD_ModeCfg(GPIO_Pin_21, GPIO_ModeOut_PP);
        MCU485_EN1_L;

        UART0_Reset();

        GPIO_PinRemapConfig(GPIO_NoRemap_UART0,ENABLE);
        GPIOB_ModeCfg(GPIO_Pin_9, GPIO_ModeOut_PP);
        GPIOB_ModeCfg(GPIO_Pin_8, GPIO_ModeIN_Floating);

        UART0_BaudRateCfg(buad);
        R8_UART0_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
        // FIFO open, trigger point 1 bytes
        R8_UART0_LCR = RB_LCR_WORD_SZ;
        R8_UART0_IER = RB_IER_TXD_EN;

        UART0_CLR_RXFIFO();
        UART0_CLR_TXFIFO();

        UART0_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
        NVIC_EnableIRQ(UART0_IRQn);

        break;
    case UART_1:
        UART1_Reset();

        GPIO_PinRemapConfig(GPIO_NoRemap_UART1,ENABLE);
        GPIOB_ModeCfg(GPIO_Pin_11, GPIO_ModeOut_PP);
        GPIOB_ModeCfg(GPIO_Pin_10, GPIO_ModeIN_Floating);

        UART1_BaudRateCfg(buad);
        R8_UART1_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
        // FIFO open, trigger point 1 bytes
        R8_UART1_LCR = RB_LCR_WORD_SZ;
        R8_UART1_IER = RB_IER_TXD_EN;

        UART1_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
        NVIC_EnableIRQ(UART1_IRQn);

        memset(&g_uart_1,0,sizeof(UART_t));
        Set_Uart_recvTimeout(&g_uart_1,buad);

        g_uart_1.send_data_cf = MCU485_SendString_1;
        g_uart_1.set_baud_cf = UART1_ChangeBaud;
        break;
    case UART_2:
        //RS485ͨѶ<CDA8><D1B6><EFBFBD><EFBFBD>
        GPIOB_ModeCfg(GPIO_Pin_15, GPIO_ModeOut_PP);        //RS485<38><35><EFBFBD>ų<EFBFBD>ʼ<EFBFBD><CABC> - <20><><EFBFBD><EFBFBD><EFBFBD>˿<EFBFBD> RS485 ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
        MCU485_EN2_L;

        UART2_Reset();

        GPIO_PinRemapConfig(GPIO_PartialRemap1_UART2,ENABLE);
        GPIOB_ModeCfg(GPIO_Pin_14, GPIO_ModeOut_PP);
        GPIOB_ModeCfg(GPIO_Pin_12, GPIO_ModeIN_Floating);


        UART2_BaudRateCfg(buad);
        R8_UART2_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
        // FIFO open, trigger point 1 bytes
        R8_UART2_LCR = RB_LCR_WORD_SZ;
        R8_UART2_IER = RB_IER_TXD_EN;

        UART2_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
        NVIC_EnableIRQ(UART2_IRQn);

        memset(&g_uart_2,0,sizeof(UART_t));
        g_uart_2.CommBaud = buad;
        Set_Uart_recvTimeout(&g_uart_2,buad);

        g_uart_2.send_data_cf = MCU485_SendString_2;
        g_uart_2.set_baud_cf = UART2_ChangeBaud;
        break;
    case UART_3:
        UART3_Reset();

        GPIO_PinRemapConfig(GPIO_PartialRemap1_UART3,ENABLE);
        GPIOB_ModeCfg(GPIO_Pin_19, GPIO_ModeOut_PP);
        GPIOB_ModeCfg(GPIO_Pin_18, GPIO_ModeIN_Floating);

        UART3_BaudRateCfg(buad);
        R8_UART3_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
        // FIFO open, trigger point 1 bytes
        R8_UART3_LCR = RB_LCR_WORD_SZ;
        R8_UART3_IER = RB_IER_TXD_EN;

        UART3_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
        NVIC_EnableIRQ(UART3_IRQn);

        break;
    }
}

void Set_Uart_recvTimeout(UART_t *set_uart,uint32_t baud)
{
    if(baud == 115200)
    {
        set_uart->RecvTimeout = Recv_115200_TimeOut;
    }else if(baud == 9600)
    {
        set_uart->RecvTimeout = Recv_9600_TimeOut;
    }else if(baud == 2400)
    {
        set_uart->RecvTimeout = Recv_2400_TimeOut;
    }else if(baud == 512000)
    {
        set_uart->RecvTimeout = Recv_512000_TimeOut;
    }else
    {
        set_uart->RecvTimeout = 20;
    }
}

/*********************************************************************
 * @fn      USART1_IRQHandler
 *
 * @brief   USART1<EFBFBD>жϺ<EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
void UART0_IRQHandler(void)
{
    switch( UART0_GetITFlag() )
    {
        case UART_II_THR_EMPTY:

            break;
        case UART_II_RECV_RDY:
        case UART_II_RECV_TOUT:

            break;
    }

}

/*********************************************************************
 * @fn      USART1_IRQHandler
 *
 * @brief   USART1<EFBFBD>жϺ<EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
void UART1_IRQHandler(void)
{
    switch( UART1_GetITFlag() )
    {
        case UART_II_THR_EMPTY:

            break;
        case UART_II_RECV_RDY:
        case UART_II_RECV_TOUT:
            if( (g_uart_1.RecvLen + 1) >= USART_BUFFER_SIZE ) g_uart_1.RecvLen = 0x00;
            g_uart_1.RecvBuffer[g_uart_1.RecvLen] = UART1_RecvByte();
            g_uart_1.RecvLen += 1;
            g_uart_1.Receiving = 0x01;
            g_uart_1.RecvIdleTiming = SysTick_1ms;
            break;
    }
}

/*********************************************************************
 * @fn      UART2_IRQHandler
 *
 * @brief   USART2<EFBFBD>жϺ<EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
void UART2_IRQHandler(void)
{
    switch( UART2_GetITFlag() )
    {
        case UART_II_THR_EMPTY:

            break;
        case UART_II_RECV_RDY:
        case UART_II_RECV_TOUT:
            if( (g_uart_2.RecvLen + 1) >= USART_BUFFER_SIZE ) g_uart_2.RecvLen = 0x00;
            g_uart_2.RecvBuffer[g_uart_2.RecvLen] = UART2_RecvByte();
            g_uart_2.RecvLen += 1;
            g_uart_2.Receiving = 0x01;
            g_uart_2.RecvIdleTiming = SysTick_1ms;
            break;
    }
}

/*********************************************************************
 * @fn      USART3_IRQHandler
 *
 * @brief   USART3<EFBFBD>жϺ<EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
void UART3_IRQHandler(void)
{
    switch( UART3_GetITFlag() )
    {
        case UART_II_THR_EMPTY:

            break;
        case UART_II_RECV_RDY:
        case UART_II_RECV_TOUT:

            break;
    }
}

/*********************************************************************
 * @fn      USART1_RECEIVE
 *
 * @brief   USART1
 *
 * @return  none
 */
void UART0_RECEIVE(void)
{
    if(g_uart_0.Receiving == 0x01)
    {
        if(SysTick_1ms - g_uart_0.RecvIdleTiming >= g_uart_0.RecvTimeout)
        {
            g_uart_0.RecvIdleTiming = SysTick_1ms;

            DBG_SYS_Printf("UART0_RECEIVE");
            Launcher_Uart_Upgrade_Process(&g_uart_0);

            g_uart_0.RecvLen = 0;
            g_uart_0.Receiving = 0;
        }
    }
}

/*********************************************************************
 * @fn      USART1_RECEIVE
 *
 * @brief   USART1
 *
 * @return  none
 */
void UART1_RECEIVE(void)
{
    if(g_uart_1.Receiving == 0x01)
    {
        if(SysTick_1ms - g_uart_1.RecvIdleTiming >= g_uart_1.RecvTimeout)
        {
            g_uart_1.RecvIdleTiming = SysTick_1ms;

            DBG_SYS_Printf("UART1_RECEIVE");
            Launcher_Uart_Upgrade_Process(&g_uart_1);

            g_uart_1.RecvLen = 0;
            g_uart_1.Receiving = 0;
        }
    }
}

/*********************************************************************
 * @fn      UART2_RECEIVE
 *
 * @brief   USART2
 *
 * @return  none
 */
void UART2_RECEIVE(void)
{
    if(g_uart_2.Receiving == 1)
    {
        if(SysTick_1ms - g_uart_2.RecvIdleTiming > g_uart_2.RecvTimeout)
        {
            g_uart_2.RecvIdleTiming = SysTick_1ms;

            DBG_SYS_Printf("UART2_RECEIVE");
            Launcher_Uart_Upgrade_Process(&g_uart_2);

            g_uart_2.RecvLen = 0;
            g_uart_2.Receiving = 0;
        }
    }
}


/*********************************************************************
 * @fn      USART3_RECEIVE
 *
 * @brief   UART3
 *
 * @return  none
 */
void UART3_RECEIVE(void)
{

}

/*********************************************************************
 * @fn      UART0_ChangeBaud
 *
 * @brief   UART0<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
uint8_t UART0_ChangeBaud(uint32_t baudrate)
{
    uint16_t delay_num = 0;

    while(1)
    {
        if( UART0_GetLinSTA() & RB_LSR_TX_ALL_EMP )
        {
            /*<2A><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>*/
            __disable_irq();

//            UART0_Reset();
//
//            GPIO_PinRemapConfig(GPIO_NoRemap_UART0,ENABLE);
//            GPIOB_ModeCfg(GPIO_Pin_9, GPIO_ModeOut_PP);
//            GPIOB_ModeCfg(GPIO_Pin_8, GPIO_ModeIN_Floating);

            UART0_BaudRateCfg(baudrate);
//            R8_UART0_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
//            // FIFO open, trigger point 14 bytes
//            R8_UART0_LCR = RB_LCR_WORD_SZ;
//            R8_UART0_IER = RB_IER_TXD_EN;

            UART0_CLR_RXFIFO();
            UART0_CLR_TXFIFO();

//            UART0_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
//            NVIC_EnableIRQ(UART0_IRQn);

            Set_Uart_recvTimeout(&g_uart_0,baudrate);

            __enable_irq();

            return 0;
        }

        Delay_Us(100);
        delay_num++;
        if(delay_num > 500) break;
    }

    return 1;
}

/*********************************************************************
 * @fn      UART1_ChangeBaud
 *
 * @brief   UART1<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
uint8_t UART1_ChangeBaud(uint32_t baudrate)
{
    uint16_t delay_num = 0;

    while(1)
    {
        if( UART1_GetLinSTA() & RB_LSR_TX_ALL_EMP )
        {
            /*<2A><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>*/
            __disable_irq();

            NVIC_DisableIRQ(UART1_IRQn);

            UART1_Reset();

            GPIO_PinRemapConfig(GPIO_NoRemap_UART1,ENABLE);
            GPIOB_ModeCfg(GPIO_Pin_11, GPIO_ModeOut_PP);
            GPIOB_ModeCfg(GPIO_Pin_10, GPIO_ModeIN_Floating);

            UART1_BaudRateCfg(baudrate);
            R8_UART1_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
            // FIFO open, trigger point 1 bytes
            R8_UART1_LCR = RB_LCR_WORD_SZ;
            R8_UART1_IER = RB_IER_TXD_EN;

            UART1_CLR_RXFIFO();
            UART1_CLR_TXFIFO();

            UART1_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
            NVIC_EnableIRQ(UART1_IRQn);

            Set_Uart_recvTimeout(&g_uart_1,baudrate);

            __enable_irq();


            return 0;
        }

        Delay_Us(100);
        delay_num++;
        if(delay_num > 500) break;
    }

    return 1;
}

/*********************************************************************
 * @fn      UART2_ChangeBaud
 *
 * @brief   UART2<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
uint8_t UART2_ChangeBaud(uint32_t baudrate)
{
    uint16_t delay_num = 0;

    DBG_SYS_Printf("%s - %d",__func__,baudrate);
    while(1)
    {
        if( UART2_GetLinSTA() & RB_LSR_TX_ALL_EMP )
        {
            /*<2A><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>*/
            __disable_irq();

            NVIC_DisableIRQ(UART2_IRQn);

            UART2_Reset();

            GPIO_PinRemapConfig(GPIO_PartialRemap1_UART2,ENABLE);
            GPIOB_ModeCfg(GPIO_Pin_14, GPIO_ModeOut_PP);
            GPIOB_ModeCfg(GPIO_Pin_12, GPIO_ModeIN_Floating);

            UART2_BaudRateCfg(baudrate);
            R8_UART2_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
            // FIFO open, trigger point 1 bytes
            R8_UART2_LCR = RB_LCR_WORD_SZ;
            R8_UART2_IER = RB_IER_TXD_EN;

            UART2_CLR_RXFIFO();
            UART2_CLR_TXFIFO();

            UART2_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);

            NVIC_EnableIRQ(UART2_IRQn);

            Set_Uart_recvTimeout(&g_uart_2,baudrate);

            __enable_irq();

            DBG_SYS_Printf("%s - SUCC",__func__);
            return 0;
        }

        Delay_Us(100);
        delay_num++;
        if(delay_num > 500) break;
    }

    return 1;
}

/*********************************************************************
 * @fn      UART3_ChangeBaud
 *
 * @brief   UART3<EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * @return  none
 */
uint8_t UART3_ChangeBaud(uint32_t baudrate)
{
    uint16_t delay_num = 0;

    while(1)
    {
        if( UART3_GetLinSTA() & RB_LSR_TX_ALL_EMP )
        {
            /*<2A><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>*/
            __disable_irq();

            UART3_Reset();

            GPIO_PinRemapConfig(GPIO_PartialRemap1_UART3,ENABLE);
            GPIOB_ModeCfg(GPIO_Pin_19, GPIO_ModeOut_PP);
            GPIOB_ModeCfg(GPIO_Pin_18, GPIO_ModeIN_Floating);

            UART3_BaudRateCfg(baudrate);
            R8_UART3_FCR = RB_FCR_TX_FIFO_CLR | RB_FCR_RX_FIFO_CLR | RB_FCR_FIFO_EN;
            // FIFO open, trigger point 1 bytes
            R8_UART3_LCR = RB_LCR_WORD_SZ;
            R8_UART3_IER = RB_IER_TXD_EN;

            UART3_INTCfg(ENABLE, RB_IER_RECV_RDY | RB_IER_THR_EMPTY);
            NVIC_EnableIRQ(UART3_IRQn);

            //Set_Uart_recvTimeout(&g_uart[UART_3],baudrate);

            __enable_irq();

            return 0;
        }

        Delay_Us(100);
        delay_num++;
        if(delay_num > 500) break;
    }

    return 1;
}

/*
 * RS485ͨѶ<EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><EFBFBD><EFBFBD>
 *  1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ󣬵ȴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD><EFBFBD><EFBFBD>(<EFBFBD><EFBFBD><EFBFBD>ݲ<EFBFBD>ͬ<EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD>ȴ<EFBFBD>ʱ<EFBFBD>䲻ͬ),<EFBFBD>ȴ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD><EFBFBD><EFBFBD>
 *  2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ󣬵ȴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
 *  3<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD><EFBFBD>пɽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݷ<EFBFBD><EFBFBD>ͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߷<EFBFBD>æ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  4<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD><EFBFBD>ͣ<EFBFBD>ÿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD>ǰʱ<EFBFBD>䣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD>ں󣬸<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ㲻<EFBFBD>ڷ<EFBFBD><EFBFBD><EFBFBD>
 *  5<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨѶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD>ͨѶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 *  - <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  - 1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>æ״̬
 *  - 2<EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *  - 3<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чʱ<EFBFBD><EFBFBD>
 *
 * */

uint8_t MCU485_SendString_0(uint8_t *buff, uint16_t len)
{
    uint32_t delay_num = 0;

    UART0_SendString(buff,len);

    //<2F>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> - 50ms
    while(1)
    {
        if((R8_UART0_LSR & RB_LSR_TX_ALL_EMP)) break;
        Delay_Us(1);
        delay_num++;
        if(delay_num > 50000) break;
    }

    return 0x00;
}

uint8_t MCU485_SendString_1(uint8_t *buff, uint16_t len)
{
    uint32_t delay_num = 0;

    UART1_SendString(buff,len);

    //<2F>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> - 50ms
    while(1)
    {
        if((R8_UART1_LSR & RB_LSR_TX_ALL_EMP)) break;
        Delay_Us(1);
        delay_num++;
        if(delay_num > 50000) break;
    }

    return 0x00;
}

uint8_t MCU485_SendString_2(uint8_t *buff, uint16_t len)
{
    uint32_t delay_num = 0;
    MCU485_EN2_H;

    UART2_SendString(buff,len);

    //<2F>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> - 50ms
    while(1)
    {
        if((R8_UART2_LSR & RB_LSR_TX_ALL_EMP)) break;
        Delay_Us(1);
        delay_num++;
        if(delay_num > 50000) break;
    }

    MCU485_EN2_L;
    return 0x00;
}

/*******************************************************************************
* Function Name  : Uart0_Add_Data_To_SendBuff
* Description    : Uart0 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뷢<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* Input          :
*       uart_info<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
        buff<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
        len<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><EFBFBD><EFBFBD>
        sendCount       <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD>
        ValidDuration   <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чʱ<EFBFBD>䣬<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>ms
        sendInterval    <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䣬<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>ms
*******************************************************************************/
uint8_t Uartx_Add_Data_To_SendBuff(
        UART_t *uart_info,
        uint8_t *buff,
        uint16_t len,
        uint8_t sendCount,
        uint32_t ValidDuration,
        uint32_t sendInterval)
{
    if( uart_info == NULL ) return 0x01;
    if( buff == NULL )   return 0x01;
    if( len > USART_BUFFER_SIZE )   return 0x02;

    memset(uart_info->SendBuffer,0,USART_BUFFER_SIZE);
    memcpy(uart_info->SendBuffer,buff,len);
    uart_info->SendLen = len;
    uart_info->SendCount = sendCount;
    uart_info->SendCnt = 0;
    uart_info->SendValidDuration = ValidDuration;
    uart_info->SendInterval = sendInterval;
    uart_info->SendValidTick = SysTick_1ms;

    return 0x00;
}

/*******************************************************************************
* Function Name  : Uart0_Clear_SendBuff
* Description    : Uart0 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*******************************************************************************/
uint8_t Uartx_Clear_SendBuff(UART_t *uart_info)
{
    if( uart_info == NULL ) return 0x01;

    memset(uart_info->SendBuffer,0,USART_BUFFER_SIZE);
    uart_info->SendLen = 0x00;

    return 0x00;
}

/*******************************************************************************
* Function Name  : Uart0_Avoid_Conflict_Send_Task
* Description    : Uart0 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ - <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*******************************************************************************/
uint8_t Uartx_Avoid_Conflict_Send_Task(UART_t *uart_info)
{
    if( uart_info == NULL ) return 0x01;

    if( (uart_info->SendLen == 0x00) || (uart_info->SendLen > USART_BUFFER_SIZE) ) return 0x01;

    if( uart_info->SendCnt >= uart_info->SendCount ) {
        //<2F><><EFBFBD>ʹ<EFBFBD><CDB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ﵽ<EFBFBD><EFB5BD><EFBFBD>ޣ<EFBFBD><DEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݷ<EFBFBD><DDB7><EFBFBD>
        uart_info->SendLen = 0x00;
        return 0x02;
    }

    if( SysTick_1ms - uart_info->SendValidTick >= uart_info->SendInterval ){
        //<2F><><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD>Ч<EFBFBD>ڣ<EFBFBD><DAA3>㲻<EFBFBD>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݷ<EFBFBD><DDB7><EFBFBD>
        uart_info->SendLen = 0x00;
        return 0x03;
    }

    if( uart_info->CommBusy != UART_COMMBUSY_IDLE_Flag )   return 0x04;        //ͨѶ<CDA8><D1B6><EFBFBD>ڷ<EFBFBD>æ״̬

    //<2F><><EFBFBD>ݷ<EFBFBD><DDB7><EFBFBD>
    if( ( uart_info->SendCnt == 0x00 ) || ( SysTick_1ms - uart_info->SendTick >= uart_info->SendInterval ) )
    {
        __disable_irq();    //<2F>ر<EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>
        uart_info->CommBusy |= UART_COMMBUSY_SEND_Flag;
        uart_info->SendIdleTick = SysTick_1ms;
        __enable_irq();     //<2F><><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>

        if( uart_info->send_data_cf != NULL ){
            uart_info->send_data_cf(uart_info->SendBuffer, uart_info->SendLen);
        }

        uart_info->SendTick = SysTick_1ms;
        uart_info->SendCnt++;

        if( uart_info->SendCnt >= uart_info->SendCount )
        {
            memset(uart_info->SendBuffer,0,USART_BUFFER_SIZE);
            uart_info->SendLen = 0x00;

            return 0x05;    //ͨѶ<CDA8><D1B6><EFBFBD><EFBFBD>
        }
    }

    return 0x00;
}

/*******************************************************************************
* Function Name  : Uartx_IDLE_State_Determination
* Description    : Uartx <EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<EFBFBD>ж<EFBFBD>
*******************************************************************************/
void Uartx_IDLE_State_Determination(UART_t *uart_info)
{
    if( uart_info->CommBusy == UART_COMMBUSY_IDLE_Flag )
    {
        /*<2A><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߿<EFBFBD><DFBF><EFBFBD>״̬ - <20><><EFBFBD>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʲ<EFBFBD><CAB2><EFBFBD>*/
        if( uart_info->ChangeBaudFlag == 0x01 )
        {
            uart_info->set_baud_cf(uart_info->CommBaud);
            uart_info->ChangeBaudFlag = 0x00;
        }

    }else {
        /*<2A><>ǰ<EFBFBD><C7B0><EFBFBD>ڷ<EFBFBD><DAB7>ͷ<EFBFBD>æ״̬<D7B4><CCAC><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD>߿<EFBFBD><DFBF><EFBFBD>״̬ - <20>ж<EFBFBD>ʹ<EFBFBD>ó<EFBFBD>ʱʱ<CAB1><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ճ<EFBFBD>ʱʱ<CAB1><CAB1>һ<EFBFBD><D2BB>*/
        if( ((uart_info->CommBusy & UART_COMMBUSY_SEND_Flag) != 0x00 ) && ( SysTick_1ms - uart_info->SendIdleTick >= uart_info->RecvTimeout ) )
        {
            uart_info->SendIdleTick = SysTick_1ms;

            __disable_irq();    //<2F>ر<EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>
            uart_info->CommBusy &= ~(UART_COMMBUSY_SEND_Flag);
            uart_info->SendIdleTick = SysTick_1ms;
            __enable_irq();     //<2F><><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>
        }
    }
}

void Uart0_Task(void)
{
//    UART0_RECEIVE();
//
//    Uartx_Avoid_Conflict_Send_Task(&g_uart_0);
//
//    Uartx_IDLE_State_Determination(&g_uart_0);
}

void Uart1_Task(void)
{
    UART1_RECEIVE();

    Uartx_Avoid_Conflict_Send_Task(&g_uart_1);

    Uartx_IDLE_State_Determination(&g_uart_1);
}

void Uart2_Task(void)
{
    UART2_RECEIVE();

    Uartx_Avoid_Conflict_Send_Task(&g_uart_2);

    Uartx_IDLE_State_Determination(&g_uart_2);
}