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();
}
// 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();
}
/**
* @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();
}
