uart1.h.bak

来自「LM3S_BOOTLOADER程序」· BAK 代码 · 共 83 行

/****************************************Copyright (c)**************************************************
**                               Guangzhou ZHIYUAN electronics Co.,LTD.
**                                     
**                                 http://www.embedtools.com
**
**--------------File Info-------------------------------------------------------------------------------
** File Name:          UART1.h
** Last modified Date: 2006-11-18
** Last Version:       v1.0
** Description:        串口驱动头文件
** 
**------------------------------------------------------------------------------------------------------
** Created By:         Zhou Shaogang
** Created date:       2006-11-18
** Version:            v1.0
** Descriptions:
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Description:
**
********************************************************************************************************/
  
#ifndef __UART1_H__
#define __UART1_H__

/************************************************************************************
** Function name: UART1Init
** Descriptions:  初始化UART1 
** Input:         BaudRate: 波特率
**                Prio:     中断优先级
** Output:        TRUE :成功
**                FALSE:失败
** Created by:    Zhou Shaogang
** Created Date:  2006-11-18
**----------------------------------------------------------------------------------
** Modified by:
** Modified Date: 
**----------------------------------------------------------------------------------
************************************************************************************/
extern uint8 Uart1Init(uint32 BaudRate, uint8 Prio);


/************************************************************************************
** Function name: UART1Send
** Descriptions:  发送多个字节数据
** Input:         Buffer:发送数据存储位置
**                NByte:发送数据个数
** Output:        无
** Created by:    Zhou Shaogang 
** Created Date:  2006-11-18
**----------------------------------------------------------------------------------
** Modified by:
** Modified Date: 
**----------------------------------------------------------------------------------
************************************************************************************/
extern void UART1Send(uint8 *Buffer, uint16 NByte);


/* 宏定义，设置FIFO的收发深度 */
#ifndef UART_0_IFLS
  #define UART_0_IFLS  0x00000034  
#endif

#define UARTFifoLevelSet(ulBase, RecLvl, TraLvl)  HWREG(ulBase + UART_O_IFLS) = (HWREG(ulBase + UART_O_IFLS) & 0xFFFFFFC0) | (RecLvl<<3) | TraLvl

/* 宏定义，检查发送FIFO是否为空 */
#ifndef UART_O_FR
  #define UART_O_FR  0x00000018  
#endif
#ifndef UART_FR_TXFE
  #define UART_FR_TXFE 0x00000080  
#endif
#define UARTTraFifoEmp(ulBase) ( (HWREG(ulBase + UART_O_FR) & UART_FR_TXFE) ? true : false )

/* 给UART1发送列分配的空间大小 */
#define UART1_REC_QUEUE_LEN   100                    
extern uint8 UART1_Rec_Queue[UART1_REC_QUEUE_LEN];

#endif