void lcd_write_code(uchar c, uchar cs1, uchar cs2)
{
lcd_cs1 = cs1;
lcd_cs2 = cs2;
check_busy();
lcd_rs = 0;
lcd_rw = 0;
lcd = c; //store code for write in
lcd_e = 1;
lcd_e = 0;
}
//write data
//cs1 refers left,cs2 refers right
void lcd_write_data(uchar d, uchar cs1, uchar cs2)
{
lcd_cs1 = cs1;
lcd_cs2 = cs2;
check_busy();
lcd_rs = 1;
lcd_rw = 0;
lcd = d;
lcd_e = 1;
lcd_e = 0;
}
/*******写数据函数********************************************/
void write_12864dat(unsigned char dat)
{ check_busy();
RW_CLR;
RS_SET;
// Delay_nus(500);
//DATA_IO=dat;
data_change(dat);
EN_SET;
// Delay_nus(1000);
EN_CLR;
// Delay_nus(1000);
}
/*******写命令函数********************************************/
void write_12864com(unsigned char com)
{ check_busy();
RW_CLR;
RS_CLR;
// Delay_nus(500);
//DATA_IO=com;
data_change(com);
EN_SET;
// Delay_nus(1000);
EN_CLR;
// Delay_nus(1000);
}
/****读数据函数*************************************************/
unsigned char u8_Lcd12864ReadByte_f( void )
{
unsigned char byReturnValue ;
check_busy();
DDRC_IN();
RS_SET;
RW_SET;
EN_CLR;
// Delay_nus(10);
EN_SET;
byReturnValue=(unsigned char)(GPIO_ReadInputData(GPIOC)&0x00ff);
EN_CLR;
DDRC_OUT();
return byReturnValue ;
}
