hal_lcd.c

Zigbee2007.rar

 * @brief       Write one line on display
 *
 * @param       uint8 line - display line
 *              char *pText - text buffer to write
 *
 * @return      none
 **************************************************************************************************/
void HalLcd_HW_WriteLine(uint8 line, const char *pText)
{
  uint8 count;
  uint8 totalLength = strlen(pText);

  /* Write the content first */
  for (count=0; count<totalLength; count++)
  {
    HalLcd_HW_WriteChar(line, count, (*(pText++)));
  }

  /* Write blank spaces to rest of the line */
  for(count=totalLength; count<LCD_MAX_LINE_LENGTH;count++)
  {
    HalLcd_HW_WriteChar(line, count, ' ');
  }
}

/**************************************************************************************************
 * @fn      HalLcd_HW_Wait
 *
 * @brief   wait for 4 "nop"
 *
 * @param   uint16 i - number of 4xNOP
 *
 * @return  None
 **************************************************************************************************/
void HalLcd_HW_Wait(uint16 i)
{
  while(i--)
  {
    asm("nop");
    asm("nop");
    asm("nop");
    asm("nop");
  }
}


/*******************************************************************************
//函数名：void Printn(INT8U xx ,INT8U yy , INT32U no,INT8U yn,INT8U le)
//功能：显示一个6*8无符号数据
//输入：xx , yy屏幕当中位置,no待显示数据 yn=0正常显示 yn=1反黑显示  le有效位
//输出：无
********************************************************************************/
void Printn(uint8 xx ,uint8 yy , uint32 no,uint8 yn,uint8 le)
{
	uint8 ch2[6];
	uint8 ii;

	for(ii = 1 ; ii <= le ;)
	{
		ch2[le - ii] = no % 10 + 0x30;
		no /= 10;
		ii += 1;
	}
	ch2[le] = '\0';
	Print6(xx ,yy ,ch2 ,yn);
}




/*******************************************************************************
//函数名：void Printn8(INT8U xx ,INT8U yy , INT32U no,INT8U yn,INT8U le)
//功能：显示8*8一个无符号数据
//输入：xx , yy屏幕当中位置,no待显示数据 yn=0正常显示 yn=1反黑显示  le有效位
//输出：无
********************************************************************************/
void Printn8(uint8 xx ,uint8 yy , uint32 no,uint8 yn,uint8 le)
{
	uint8 ch2[6];
	uint8 ii;

	for(ii = 1 ; ii <= le ;){
		ch2[le - ii] = no % 10 + 0x30;
		no /= 10;
		ii += 1;
	}
	ch2[le] = '\0';
	Print(xx ,yy ,ch2 ,yn);
}



/*******************************************************************************
//函数名：void Print6(INT8U xx, INT8U yy, INT8U ch1[], INT8U yn)
//功能：显示6*8字符串
//输入：xx ,yy 坐标,ch1待显示的字符串,yn是否反黑
//输出：无
********************************************************************************/
void Print6(uint8 xx, uint8 yy, uint8 ch1[], uint8 yn)		
{
	uint8 ii = 0;
	uint8 bb = 0;
	unsigned int index = 0 ;	

	SetRamAddr(xx , yy);		
	while(ch1[bb] != '\0')
	{
                index = (unsigned int)(ch1[bb] - 0x20);
		index = (unsigned int)index*6;		
		for(ii=0;ii<6;ii++)
		{
			if(yn)
			{
				Lcdwritedata(FontSystem6x8[index]);
			}
			else
			{
				Lcdwritedata(FontSystem6x8[index]^0xff);
			}		
			index += 1;
		}		
		bb += 1;
	}
}


/*******************************************************************************
//函数名：void Print8(uint8 y,uint8 x, uint8 ch[],uint8 yn)
//功能：显示8*8字符串
//输入：xx ,yy 坐标,ch1待显示的字符串,yn是否反黑
//输出：无
********************************************************************************/
void Print8(uint8 y,uint8 x,uint8 ch[],uint8 yn)
{
	uint8 wm ,ii = 0;
	uint16 adder;

	while(ch[ii] != '\0')
	{
		adder = (ch[ii] - 0x20) * 16;

		SetRamAddr(y , x);
		for(wm = 0;wm < 8;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(Font8X8[adder]^0xff);
			}
			else
			{
				Lcdwritedata(Font8X8[adder]);
			}
			adder += 1;
		}
		SetRamAddr(y + 1 , x);
		for(wm = 0;wm < 8;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(Font8X8[adder]^0xff);	
			}
			else
			{
				Lcdwritedata(Font8X8[adder]);	
			}
			adder += 1;
		}
		ii += 1;
		x += 8;
	}

}

/*******************************************************************************
//函数名：void Print16(uint8 y,uint8 x,uint8 ch[],uint8 yn)
//功能：在屏幕上显示汉字
//输入：x ,y 坐标,ch[]待显示的汉字,yn是否反黑
//输出：无
********************************************************************************/
void Print16(uint8 y,uint8 x,uint8 ch[],uint8 yn)
{
	uint8 wm ,ii = 0;
	uint16 adder;

	wm = 0;
	adder = 1;
	while(FontNew8X16_Index[wm] > 100)
	{
		if(FontNew8X16_Index[wm] == ch[ii])
		{
			if(FontNew8X16_Index[wm + 1] == ch[ii + 1])
			{
				adder = wm * 14;
				break;
			}
		}
		wm += 2;				//找到汉字在索引中的位置
	}
	SetRamAddr(y , x);

	if(adder != 1)					//找到汉字，显示出来	
	{
		SetRamAddr(y , x);
		for(wm = 0;wm < 14;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(FontNew16X16[adder]^0xff);
			}
			else
			{
				Lcdwritedata(FontNew16X16[adder]);
			}
			adder += 1;
		}
        for(wm = 0;wm < 2;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(0xff);
			}
			else
			{
				Lcdwritedata(0x00);
			}
		}
		SetRamAddr(y + 1 , x);

		for(wm = 0;wm < 14;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(FontNew16X16[adder]^0xff);
			}
			else
			{
				Lcdwritedata(FontNew16X16[adder]);
			}
			adder += 1;
		}
                for(wm = 0;wm < 2;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(0xff);
			}
			else
			{
				Lcdwritedata(0x00);
			}
		}


	}
	else						//找不到字显示空格			
	{
		ii += 1;SetRamAddr(y , x);
		for(wm = 0;wm < 16;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(0xff);
			}
			else
			{
				Lcdwritedata(0x00);
			}
		}
		SetRamAddr(y + 1 , x);
		for(wm = 0;wm < 16;wm++)
		{
			if(yn == 0)
			{
				Lcdwritedata(0xff);
			}
			else
			{
				Lcdwritedata(0x00);
			}
		}
	}
}
/*******************************************************************************
//函数名：void Print(INT8U y, INT8U x, INT8U ch[], INT16U yn)
//功能：实现汉字及字母混合显示
//输入：x ,y 坐标,ch[]待显示的汉字或字母,yn是否反黑
//输出：无
********************************************************************************/
void Print(uint8 y, uint8 x, uint8 ch[], uint16 yn)
{
	uint8 ch2[3];
	uint8 ii;
        ii = 0;
	while(ch[ii] != '\0')
	{
		if(ch[ii] > 127)
		{
			ch2[0] = ch[ii];
	 		ch2[1] = ch[ii + 1];
			ch2[2] = '\0';			//汉字为两个字节
			Print16(y , x , ch2 , yn);	//显示汉字
			x += 16;
			ii += 2;
		}
		else
		{
			ch2[0] = ch[ii];	
			ch2[1] = '\0';			//字母占一个字节
			Print8(y , x , ch2 , yn);	//显示字母
			x += 8;
			ii += 1;
		}
	}
}


/*******************************************************************************
//函数名：void Rectangle(INT8U x1,INT8U y1,INT8U x2,INT8U y2)
//功能：画直线函数，本函数目前只能画水平和垂直线
//输入：x1,y1(第一个点)   x2,y2第二个点
//输出：无
********************************************************************************/
void Rectangle(uint8 x1,uint8 y1,uint8 x2,uint8 y2)
{

	uint8 ii;

	for(ii=x1; ii<x2; ii++)
	{		
		SetRamAddr(y1,ii);
		Lcdwritedata(0x08);
		SetRamAddr(y2,ii);
		Lcdwritedata(0x08);		//画横线
	}
	SetRamAddr(y1,x1);
	Lcdwritedata(0xF0);
	SetRamAddr(y1,x2);
	Lcdwritedata(0xF0);

	for(ii = y1+1;ii<y2;ii++)
	{		
	 	SetRamAddr(ii,x1);
		Lcdwritedata(0xff);
	 	SetRamAddr(ii,x2);
		Lcdwritedata(0xff);		//画竖线
	}

	SetRamAddr(y2,x1);
	Lcdwritedata(0x0F);
	SetRamAddr(y2,x2);
	Lcdwritedata(0x0F);
}
#endif



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