display.c

著名的RF射频芯片nRF2401应用程序

//************************************************************//
//本模块用于显示程序运行过程中需要显示的一些数据，可按需要改动
//注意：将要显示的数据设为外部变量
//周金广做
//**********************************************************//
#include <stdio.h>
#include <iom8v.h>
#include <macros.h>


void display4(unsigned char kk)  //临时少麻烦
{ 
  lcd_write_comm(0x30);
  lcd_write_comm(0x0c);
  switch(kk)
	 {case 1: 
	  case 2: 
	  case 3: 
	  case 4:
	  case 5:
	  case 6:  
	  case 7: 
	  case 8:
	  case 9: 		  
	  case 0:  lcd_write_comm(0x98); displaybyte2(kk); break;	
	  case 13: lcd_write_comm(0x98);lcd_write_data('F');lcd_write_data('1'); break;		
	  case 14: lcd_write_comm(0x98);lcd_write_data('F');lcd_write_data('2'); break; 
	  case 15: lcd_write_comm(0x98);lcd_write_data('F');lcd_write_data('2'); break;	  
	  case 16: lcd_write_comm(0x98);lcd_write_data('F');lcd_write_data('4');  break; 
	  case '*':lcd_write_comm(0x98);lcd_write_data(' ');lcd_write_data('*'); break;		
	  case '#':lcd_write_comm(0x98);lcd_write_data(' ');lcd_write_data('#');   break;
	  default: lcd_write_comm(0x98);lcd_write_data('N');lcd_write_data('O'); break;
     }  
   
}

void displaybyte(unsigned char data)
{ 
  lcd_write_data(data/100%10+0x30);
  lcd_write_data(data/10%10+0x30);
  lcd_write_data(data%10+0x30); 
}
void displayint(unsigned char address,unsigned char data)
{   lcd_write_comm(0x30);
    lcd_write_comm(address);
	displaybyte(data);
}

void displaybyte2(unsigned char data)
{ 
  lcd_write_data(data/10%10+0x30);
  lcd_write_data(data%10+0x30); 
}
//////////////////////////////////////////////////////////////////////
//*Ptr       字符串的首地址 
//address    液晶屏的地址0x80-0x8f,0x90-0x9f之间
//len        显示的数据的长度,如果不够后面补空格
/////////////////////////////////////////////////////////////////////
void display_char(unsigned char *Ptr ,unsigned char address,unsigned char len)
{   unsigned char i;

    lcd_write_comm(0x30);
    lcd_write_comm(address);
    lcd_write_comm(0x0c);
	for(i=0;i<len;i++)
	{
	if(*Ptr!='/0')
	lcd_write_data(*Ptr++);
	else
	lcd_write_data(' ');
	}
}

//////////////////////////////////////////////////////////////////////
//*Ptr       字符串的首地址 
//address    液晶屏的地址0x80-0x8f,0x90-0x9f之间
//len        显示的数据的长度,如果不够后面补空格
/////////////////////////////////////////////////////////////////////
void display_int(unsigned char *Ptr ,unsigned char address,unsigned char len)
{   unsigned char i;

    lcd_write_comm(0x30);
    lcd_write_comm(address);
    lcd_write_comm(0x0c);
	for(i=0;i<len;i++)
	{
	//if(*Ptr!='/0')
	//if(*Ptr!=0)
	{
	displaybyte(*Ptr);
	Ptr++ ;
	lcd_write_data(' ');
	}
	//lcd_write_data(*Ptr++);
	//else
	//lcd_write_data(' ');
	}
}