asm.asm

UART ADI example 简单的例子 练练手

/****************************************Copyright (c)****************************************************
**                            Guangzhou ZHIYUAN electronics Co.,LTD.
**                                      
**                                 http://www.embedtools.com
**
**--------------File Info---------------------------------------------------------------------------------
** File name:               asm.asm
** Latest modified Date:    2008-8-18
** Latest Version:          1.0
** Descriptions:            用户程序汇编文件
**
**--------------------------------------------------------------------------------------------------------
** Created by:              CaiWenqi
** Created date:            2008-8-18
** Version:                 1.0
** Descriptions:            乘法－累加器 P76
**
**--------------------------------------------------------------------------------------------------------
** Modified by:             
** Modified date:           
** Version:                 
** Descriptions:            
**
*********************************************************************************************************/

#include "defBF533.h"

#define FLASHA_PORTB_DI     0X20270001              /* FLASH A 的 B口输入 */
#define FLASHA_PORTB_DO     0X20270005              /* FLASH A 的 B口输出 */
#define FLASHA_PORTB_DIR    0X20270007
/*********************************************************************************************************
** Function name:       _main
** Descriptions:        汇编程序
** Input parameters:    
** Output parameters:   
** Returned value:      
*********************************************************************************************************/


.section L1_code;
.global _main;

_main:
    /*
     *  以下添加汇编代码
     */
    r0.l = 0x8000; 
     
    //rts;                                                                /* return from subroutine       */
_main.end: