uart.h

44b0处理器＋UCOS操作系统＋miniGUI源代码

/***************************************************************************\
	Copyright (c) 2004-2007 [e-mail], All rights reserved.
	by threewter	2004.4.26
\***************************************************************************/

/***************************************************************************\
    #说明: 串口驱动抽象定义头文件
	----------------------------------  Bug  --------------------------------------

	----------------------------------  TODO list  --------------------------------------

	----------------------------------修正--------------------------------------
	2004-4-26	创建

\***************************************************************************/
#ifndef __UART_H__
#define __UART_H__

#include "../inc/marco.h"
#include "../ucos-ii/ucos_ii.h"

#define UART0_REVBUFFER_SIZE		1024
#define UART1_REVBUFFER_SIZE		1024
#define UART_REVBUFFER_SIZE		1024

typedef struct{
	U8 Buffer[UART_REVBUFFER_SIZE];
	OS_EVENT *Uart_Rev_mbox;                   //Uart0 receive mail box
	U8 *pUart_rev;	//Uart0 接收缓冲区指针
	U8 *pUart_read;	//Uart0 读缓冲区指针
	int nRev_Uart;	//设定的Uart接收字符数
}struct_Uart_Buffer;

void OSInitUart(void);
int OSReadUart(int ndev, U8 data[], int num, int ntimeout);
int OpenUartRev(int ndev);
void Uart_RxEmpty(int whichUart);
void Uart_TxEmpty(int whichUart);


#endif //#ifndef __UART_H__