/*
 ******************************************************************************
 *
 * @file     uart.c
 * @brief    uart module
 *                 
 *
 * @version  1.0
 * @date     2022/12/14   15:00:40
 * @author   Alex Xu
 *
 * Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
 * All Rights Reserved
 *
 * History:
 * Revision          Date           Author            Desc
 * 1.0.0            2022/12/14      Alex          build this file
 ******************************************************************************/
 /*_____ I N C L U D E S ____________________________________________________*/
#include "uart.h"
#include "system.h"
#include "vox_module.h"
#include "sleep.h"

#if UART0_ENABLE

 /******************************************************************************\
						   Macro definitions
 \******************************************************************************/
#define NONE_PARITY     0       //无校验
#define ODD_PARITY      1       //奇校验
#define EVEN_PARITY     2       //偶校验
#define MARK_PARITY     3       //标记校验
#define SPACE_PARITY    4       //空白校验

#define PARITYBIT EVEN_PARITY   //定义校验位

/******************************************************************************\
						  Variables definitions
\******************************************************************************/
 
bit busy0;

#ifdef VOX_RX
idata uint8_t RX0_Buffer[COM0_Data_Lenth] = 0;	//接收缓冲
bit Uart0_RX_Finish_Flag = 0;	
#endif

#ifdef _DEBUG_ALL

void Uart0SendData(uint8_t Txdata)
{
	while(busy0);
	ACC = Txdata;
    if (P)                      //根据P来设置校验位
    {
#if (PARITYBIT == ODD_PARITY)
        TB80 = 0;                //设置校验位为0
#elif (PARITYBIT == EVEN_PARITY)
        TB80 = 1;                //设置校验位为1
#endif
    }
    else
    {
#if (PARITYBIT == ODD_PARITY)
        TB80 = 1;                //设置校验位为1
#elif (PARITYBIT == EVEN_PARITY)
        TB80 = 0;                //设置校验位为0
#endif
    }	
	busy0 = 1;
	S0BUF = ACC;
}


char putchar(char c)  
{
#if 0
  while(!TI0);
  TI0 = 0;
  return (S0BUF = c);
#else  
  Uart0SendData(c);
  return(c);
 #endif
}
#endif


/*
 *******************************************************************************
 *             void Uart0SendPacket(uint8_t Length,uint8_t *TransBuf)
 *
 * Description : UART0 Send Packet 
 *
 * Arguments   : NONE

 * Returns     : NONE

 * Notes       : NONE
 *
 *******************************************************************************
 */
#ifdef VOX_TX

void Uart0SendPacket(uint8_t Length,uint8_t *TransBuf)
{
	uint8_t i = 0;
	
	for(i=0;i<Length;i++)
	//while( Length-- )
	{	
		while(busy0);
		ACC = *TransBuf++;
		busy0 = 1;
		S0BUF = ACC;
	}
}

#endif

#if 1

#define Vox_Comm_Data_Len 		5
#define Vox_R_W_FLAG		 	4

/*uart0中断处理函数*/
void uart0_Interrupt(void) interrupt Interrupt_Vector_RI_TI
{
//	uint16_t CrcCheckSum = 0;	
	
	/*处理UART0发送中断*/
	if(TI0)
	{
		TI0 = 0;
		busy0 = 0;
	}

	/*处理UART0接收中断，透传开关功能协议监听。*/
	if(RI0)
	{	
		RI0 = 0;
	}
}

#endif

#endif