oled初始化程序

// Default => 0xA6
// 0xA6 (0x00) => Normal Display
// 0xA7 (0x01) => Inverse Display On
}
void Set_Multiplex_Ratio(unsigned char d)
{
Write_Command(0xA8); // Set Multiplex Ratio
{
Write_Command(0x20); // Set Memory Addressing Mode
Write_Command(d); // Default => 0x02
// 0x00 => Horizontal Addressing Mode
// 0x01 => Vertical Addressing Mode
// D[3:0] => Display Clock Divider
// D[7:4] => Oscillator Frequency
}
void Set_Area_Color(unsigned char d)
{
Write_Command(0xD8); // Set Area Color Mode On/Off & Low Power Display Mode
// 0xC8 (0x08) => Scan from COM63 to 0
}
void Set_Display_Offset(unsigned char d)
{
Write_Command(0xD3); // Set Display Offset
Write_Command(d); // Default => 0x00
Write_Command(0xAC); // Set Display On in Dim Mode
}
void Set_Master_Config(unsigned char d)
{
Write_Command(0xAD); // Set Master Configuration
Write_Command(0x8E|d); // Default => 0x8E
// 0xA1 (0x01) => Column Address 0 Mapped to SEG131
}
void Set_Entire_Display(unsigned char d)
{
Write_Command(0xA4|d); // Set Entire Display On / Off
// Default => 0xA4
}
void Set_Read_Modify_Write(unsigned char d)
// 0x02 => Page Addressing Mode
}
void Set_Column_Address(unsigned char a, uns0x21); // Set Column Address
Write_Command(a); // Default => 0x00 (Column Start Address)
Write_Command(0X00); // => (Dummy Write for First Parameter)
Write_Command(a); // Default => 0x80 (Contrast Control for Bank 0)
Write_Command(b); // Default => 0x80 (Brightness for Area Color Banks)
}
void Set_Display_Clock(unsigned char d)
{
Write_Command(0xD5); // Set Display Clock Divide Ratio / Oscillator Frequency
Write_Command(d); // Default => 0x70
// 0xA4 (0x00) => Normal Display
// 0xA5 (0x01) => Entire Display On
}
void Set_Inverse_Display(unsigned char d)
{
Write_Command(0xA6|d); // Set Inverse Display On/Off
// Disable COM Left/Right Re-Map
}
void Set_VCOMH(unsigned char d)
{
Write_Command(0xDB); // Set VCOMH Deselect Level
Write_Command(d); // Default => 0x34 (0.77*VCC)
// Patterns
//=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void Write_Command(unsigned char Command) //OLED_IP WRITE COMMAND
Write_Command(0x40|d); // Set Display Start Line
// Default => 0x40 (0x00)
}
void Set_Contrast_Control(unsigned char d)
{
Write_Command(0x81); // Set Contrast Control for Bank 0
}
void Set_Common_Config(unsigned char d)
{
Write_Command(0xDA); // Set COM Pins Hardware Configuration
Write_Command(0x02|d); // Default => 0x12 (0x10)
// Alternative COM Pin Configuration
Write_Command(d); // Default => 0x3F (1/64 Duty)
}
void Set_Dim_Mode(unsigned char a, unsigned char b)
{
Write_Command(0xAB); // Set Dim Mode Configuration
{
IOWR(OLED_BASE,0,Command);
}
void Write_Data(unsigned char data) //OLED_IP WRITE DATA
{
IOWR(OLED_BASE,1, data);
}
void uDelay(unsigned char l)
{
while(l--)
usleep(1);
}
void Set_Segment_Remap(unsigned char d)
{
Write_Command(0xA0|d); // Set Segment Re-Map
// Default => 0xA0
// 0xA0 (0x00) => Column Address 0 Mapped to SEG0
Write_Command(d); // Default => 0x00 (Monochrome Mode & Normal Power Display Mode)
}
void Set_Precharge_Period(unsigned char d)
{
Write_Command(0xD9); // Set Pre-Charge Period
// Default => 0xB0 (0x00)
}
void Set_Common_Remap(unsigned char d)
{
Write_Command(0xC0|d); // Set COM Output Scan Direction
// Default => 0xC0
// 0xC0 (0x00) => Scan from COM0 to 63
// Default => 0x00
Write_Command(0x10+d/16); // Set Higher Column Start Address for Page Addressing Mode
// Default => 0x10
}
void Set_Addressing_Mode(unsigned char d)
// 0x8E (0x00) => Select External VCC Supply
// 0x8F (0x01) => Select Internal DC/DC Voltage Converter
}
void Set_Display_On_Off(unsigned char d)
{
Write_Command(0xAE|d); // Set Display On/Off
// Instruction Setting
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void Set_Start_Column(unsigned char d)
{
Write_Command(0x00+d%16); // Set Lower Column Start Address for Page Addressing Mode