DTU_4GLAN_HAL/app/HARDWARE/include/usart.h

#ifndef __DEBUG_USART_H
#define	__DEBUG_USART_H

#include "stm32f2xx.h"
#include <stdio.h>
#include "main.h"
#include "myFile.h"



extern UART_HandleTypeDef	 USART_InitStruct_485;
extern UART_HandleTypeDef  USART_InitStruct_232;
extern UART_HandleTypeDef  USART_InitStruct_DEBUG;
extern DMA_HandleTypeDef 	DMA_DEBUG_RX;


//通讯网口引脚定义
/*******************************************************/
#define DEBUG_USART                             USART6
#define DEBUG_USART_BAUDRATE                    115200  //串口波特率

#define DEBUG_USART_RX_GPIO_PORT                GPIOC
#define DEBUG_USART_RX_PIN                      GPIO_PIN_7

#define DEBUG_USART_TX_GPIO_PORT                GPIOC
#define DEBUG_USART_TX_PIN                      GPIO_PIN_6

#define DEBUG_USART_IRQHandler                  USART6_IRQHandler
#define DEBUG_USART_IRQ                 				USART6_IRQn

//通讯网口DMA
#define DEBUG_USART_DR_BASE               (USART6_BASE+0x04)		//DR寄存器
#define DEBUG_USART_DMA_CLK               RCC_AHB1Periph_DMA2	
#define DEBUG_USART_DMA_CHANNEL           DMA_CHANNEL_5
#define DEBUG_USART_DMA_STREAM            DMA2_Stream1

#define BUFF_SIZE                     		5000//35 * 1024				//dma空间大小 64k

/************************************************************/
//232引脚定义

#define USART_232                             USART1
#define USART_232_BAUDRATE                    115200  //串口波特率

#define USART_232_RX_GPIO_PORT                GPIOA
#define USART_232_RX_PIN                      GPIO_PIN_10

#define USART_232_TX_GPIO_PORT                GPIOA
#define USART_232_TX_PIN                      GPIO_PIN_9

#define USART_232_IRQHandler                  USART1_IRQHandler
#define USART_232_IRQ                 				USART1_IRQn

#define RX_BUFFER_SIZE 												3 * 1024

//485引脚定义
#define USART_485                             USART3
#define USART_485_BAUDRATE                    9600 //串口波特率

#define USART_485_RX_GPIO_PORT                GPIOC
#define USART_485_RX_PIN                      GPIO_PIN_11

#define USART_485_TX_GPIO_PORT                GPIOC
#define USART_485_TX_PIN                      GPIO_PIN_10

#define USART_485_IRQHandler                  USART3_IRQHandler
#define USART_485_IRQ                 				USART3_IRQn
//485控制引脚
#define USART_485_DE_GPIO_PORT 								GPIOC
#define USART_485_DE_PIN											GPIO_PIN_12

void DEBUG_USART_Config(void);
void USART_DMA_Config(void);


void USART_232_config(void);
void USART_232_Send(uint8_t *message,uint16_t size);
void USART_232_task_creat(void);


void USART_485_config(void);
void USART_485_DE_TX(void);
void USART_485_DE_RX(void);
void Config_485_Port(uint32_t baudrate, uint8_t databits, uint8_t stopbits, uint8_t parity, uint8_t flowcontrol);
void USART_485_Send(uint8_t *message,uint16_t size);


extern uint8_t UART6_RX_BUF[BUFF_SIZE];
extern uint8_t UART6_RX_STAT;
extern uint32_t UART6_RX_NUM;


extern uint8_t rx_232_Buffer[RX_BUFFER_SIZE];

#endif /* __USART_H */