console.c

来自「基于ATmega128的无线通信节点程序」· C语言 代码 · 共 79 行

/*********************************************************************

 串口通信文件

 *********************************************************************
 * 文件名:       Console.c
 * 描述:
 * 处理器:       Mega128
 * 编译器:       WinAVR
 *-------------------------------------------------------------------
 * 编者               日期    备注
 *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * 陈火健         04/03/06 
 ********************************************************************/


#include <Include.h>


//#include "include.h"


BYTE ConsoleGetString(char *buffer, BYTE bufferLen)
{
    BYTE v;
    BYTE count;
	
//刷新缓冲区
while ( UCSR0A & (1<<RXC0) ) 
	v = UDR0;

    count = 0;
    while(1)
    {
        if ( bufferLen-- == 0 )
			break;

       UART0_GETC(v);
	
        if ( v == 'a' || v == '\r' )
        {
		*buffer = '\0';
		break;
        }
	else
        {
        	count++;
        	*buffer++ = v;	
	 }
        
    }
    return count;
}


void ConsolePutString(BYTE *s)
{
    BYTE c;

    while( (c = *s++) )
        ConsolePut(c);

//ConsolePut('\n');
}


unsigned char CharacterArray[]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
void PrintChar(BYTE toPrint)
{
    BYTE PRINT_VAR;
    PRINT_VAR = toPrint;
    toPrint = (toPrint>>4)&0x0F;
    ConsolePut(CharacterArray[toPrint]);
    toPrint = (PRINT_VAR)&0x0F;
    ConsolePut(CharacterArray[toPrint]);
    return;
}