main.c

S3C2410基础试验源代码 uart

#include <stdlib.h>
#include <string.h>

#include "def.h"
#include "option.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"
#include "mmu.h"


//===================================================================
void Main(void)
{
    int i,j;
    
    MMU_Init();						  //初始化内存管理单元
    
   									  //设置系统时钟
    ChangeClockDivider(1,1);          // 1:2:4    
    ChangeMPllValue(0xa1,0x3,0x1);    // FCLK=202.8MHz  
    
    Port_Init();					  //初始化I/O口

    Uart_Init(0,115200);			  //初始化串口
    Uart_Select(0);					  //选择串口0

									  //打印串口信息
    Uart_Printf("\nWelcom to Uart Test!\n");
    Uart_Printf("Baud rate=115200, no flow control\n");

    i = 0;        

    while(1)
    {
        Uart_Printf("i=%d \n", i++);	//从串口格式化输出
        for (j=0; j<0xffffff; j++);		//延时
    }
}