//全屏显示 -- Fill_Screen(0x00)可用作清屏
void CN_SSD1306::Fill_Screen(unsigned char fill_Data)
{
unsigned char m,n;
for(m=0;m<8;m++)
{
Write_IIC_Command(0xb0+m); //page0-page1
Write_IIC_Command(0x00); //low column start address
Write_IIC_Command(0x10); //high column start address
Begin_IIC_Data();
for(n=0;n<128;n++)
{
Write_IIC_Byte(fill_Data);
}
IIC_Stop();
}
}
void OLED_WR_Byte(unsigned dat,unsigned cmd)
{
if(cmd)
{
Write_IIC_Data(dat);
}
else {
Write_IIC_Command(dat);
}
}
//SSD1306初始化
void CN_SSD1306::Initial()
{
Write_IIC_Command(0xAE);//display off
Write_IIC_Command(0x00);//set lower column address
Write_IIC_Command(0x10);//set higher column address
Write_IIC_Command(0x40);//set display start line
Write_IIC_Command(0xB0);//set page address
Write_IIC_Command(0x81);//对比度设置
Write_IIC_Command(0xCF);//0~255（对比度值……效果不是特别明显）
Write_IIC_Command(0xA1);//set segment remap
Write_IIC_Command(0xA6);//normal / reverse
Write_IIC_Command(0xA8);//multiplex ratio
Write_IIC_Command(0x3F);//duty = 1/64
Write_IIC_Command(0xC8);//Com scan direction
Write_IIC_Command(0xD3);//set display offset
Write_IIC_Command(0x00);
Write_IIC_Command(0xD5);//set osc division
Write_IIC_Command(0x80);
Write_IIC_Command(0xD9);//set pre-charge period
Write_IIC_Command(0xF1);
Write_IIC_Command(0xDA);//set COM pins
Write_IIC_Command(0x12);
Write_IIC_Command(0xDB);//set vcomh
Write_IIC_Command(0x40);
Write_IIC_Command(0x8D);//set charge pump enable
Write_IIC_Command(0x14);
Write_IIC_Command(0xAF);//display ON
}
