Exemple #1
0
void LcdInit(void)
{
	//输出引脚初始化
	Init_LCDGpio();
	SpiInit();  //SPI初始化
	
	LCD_SCLK_LOW();
	LCD_SCLK_HIGH();
	
	LCD_SDIN_LOW();
	LCD_SDIN_HIGH();
	
	LCD_DC_LOW();
	LCD_DC_HIGH();
	
	LCD_SCE_LOW();
	LCD_SCE_HIGH();
	
	LcdReset();  /*液晶复位*/
   
	//LcdFunctionSet(ACTIVE, H_ADDR, EXT_INS);	/*扩展指令集*/	
	LcdBiasSystem(0x03);	/*推荐混合率 1:48*/	
	LcdSetVop(0x32);		/*V(6.06) = 3.06 + 0.06*Vop*/
	LcdTempCtrl(0x00);		/*温度系数 0~3*/	
	LcdFunctionSet(ACTIVE, H_ADDR, BAS_INS);	/*基本指令集*/
	LcdDispalyControl((u8)NORMAL_MODE);		/*普通模式显示*/
	//
	LcdWriteDC(LCDCMD , 0x21 ); /*扩展指令*/
	LcdWriteDC(LCDCMD , 0xc8 ); /*设置偏压*/
	LcdWriteDC(LCDCMD , 0x20 ); /*标准指令*/
	LcdWriteDC(LCDCMD , 0x0c );/*标准显示模式*/
	LcdClsScr();        
}
Exemple #2
0
// 发送数据或指令
// DC : 数据或指令
// info : 发送的信息
void LcdWriteDC(u8 DC, uint8_t info)
{
	LcdEnable(TRUE);
	
	if( DC == DATA)		
		LCD_DC_HIGH();
	else
		LCD_DC_LOW();	
	Delaynus(5);
	
	SpiSendByte(info);
	LcdEnable(FALSE);
}
/**
  * @brief  Writes command to select the LCD register.
  * @param  LCDReg: Address of the selected register.
  * @retval None
  */
void LCD_IO_WriteReg(uint8_t LCDReg)
{
  /* Reset LCD control line CS */
  LCD_CS_LOW();
  
  /* Set LCD data/command line DC to Low */
  LCD_DC_LOW();
    
  /* Send Command */
  SPIx_Write(LCDReg);
  
  /* Deselect : Chip Select high */
  LCD_CS_HIGH();
}
void LCDSend(unsigned char data, unsigned char cd)
{
    LCD_CS_LOW();

    if (cd == SEND_CHR)
    {
        LCD_DC_HIGH();
    }
    else
    {
        LCD_DC_LOW();
    }

    // send data over SPI
    SEND_BYTE_SPI();

    LCD_CS_HIGH();
}
Exemple #5
0
/**
  * @brief  Writes command to select the LCD register.
  * @param  LCDReg: Address of the selected register.
  * @retval None
  */
void LCD_IO_WriteReg(uint16_t LCDReg)
{
  /* Reset LCD control line CS */
  LCD_CS_LOW();
  
  /* Set LCD data/command line DC to Low */
  LCD_DC_LOW();
	 //LCD_RW_LOW();  
  /* Send Command */
  //SPIx_Write(LCDReg);

	 LCD_PORT_Value(LCDReg >> 8);
   Toggle_LCD_RW();
	//LCD_RW_HIGH();
  //LCD_RW_LOW();  
  /* Send Command */
  //SPIx_Write(LCDReg);

	 LCD_PORT_Value(LCDReg);
   Toggle_LCD_RW();
	//LCD_RW_HIGH();
  /* Deselect : Chip Select high */
  LCD_CS_HIGH();
}