dxwak (17.12.2012 12:52, просмотров: 430) ответил MBedder на Кто-нибудь поднимал графику на grayscale PMOLED 256x64 с контроллером SSD1322? Никак не пойму его транслятора RAM-to-pixels - пишу вроде в правильные адреса, а вижу совсем не там, где должно бытьУ меня работал, прилагаю файл с исходниками:
#include "UG5664.h"
#include "Timer3.h"
SSD1322 UG5664;
void SSD1322::Write_Command(INT8U Data)
{
CD_0_UG5664;
CE_0_UG5664;
WR_0_UG5664;
FIO2CLR=0x1FE;
FIO2SET=((INT16U)Data<<1)&0x000001FE;
WR_1_UG5664;
CE_1_UG5664;
CD_1_UG5664;
}
void SSD1322::Write_Data(INT8U Data)
{
CE_0_UG5664;
WR_0_UG5664;
FIO2CLR=0x1FE;
FIO2SET=((INT16U)Data<<1)&0x000001FE;
WR_1_UG5664;
CE_1_UG5664;
}
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// Instruction Setting
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void SSD1322::Set_Column_Address(unsigned char a, unsigned char b)
{
Write_Command(0x15); // Set Column Address
Write_Data(a); // Default => 0x00
Write_Data(b); // Default => 0x77
}
void SSD1322::Set_Row_Address(unsigned char a, unsigned char b)
{
Write_Command(0x75); // Set Row Address
Write_Data(a); // Default => 0x00
Write_Data(b); // Default => 0x7F
}
void SSD1322::Set_Write_RAM()
{
Write_Command(0x5C); // Enable MCU to Write into RAM
}
void SSD1322::Set_Read_RAM()
{
Write_Command(0x5D); // Enable MCU to Read from RAM
}
void SSD1322::Set_Remap_Format(unsigned char d)
{
Write_Command(0xA0); // Set Re-Map / Dual COM Line Mode
Write_Data(d); // Default => 0x40
// Horizontal Address Increment
// Column Address 0 Mapped to SEG0
// Disable Nibble Remap
// Scan from COM0 to COM[N-1]
// Disable COM Split Odd Even
Write_Data(0x11); // Default => 0x01 (Disable Dual COM Mode)
}
void SSD1322::Set_Start_Line(unsigned char d)
{
Write_Command(0xA1); // Set Vertical Scroll by RAM
Write_Data(d); // Default => 0x00
}
void SSD1322::Set_Display_Offset(unsigned char d)
{
Write_Command(0xA2); // Set Vertical Scroll by Row
Write_Data(d); // Default => 0x00
}
void SSD1322::Set_Display_Mode(unsigned char d)
{
Write_Command(0xA4|d); // Set Display Mode
// Default => 0xA4
// 0xA4 (0x00) => Entire Display Off, All Pixels Turn Off
// 0xA5 (0x01) => Entire Display On, All Pixels Turn On at GS Level 15
// 0xA6 (0x02) => Normal Display
// 0xA7 (0x03) => Inverse Display
}
void SSD1322::Set_Partial_Display(unsigned char a, unsigned char b, unsigned char c)
{
Write_Command(0xA8|a);
// Default => 0x8F
// Select Internal Booster at Display On
if(a == 0x00)
{
Write_Data(b);
Write_Data(c);
}
}
void SSD1322::Set_Function_Selection(unsigned char d)
{
Write_Command(0xAB); // Function Selection
Write_Data(d); // Default => 0x01
// Enable Internal VDD Regulator
}
void SSD1322::Set_Display_On_Off(unsigned char d)
{
Write_Command(0xAE|d); // Set Display On/Off
// Default => 0xAE
// 0xAE (0x00) => Display Off (Sleep Mode On)
// 0xAF (0x01) => Display On (Sleep Mode Off)
}
void SSD1322::Set_Phase_Length(unsigned char d)
{
Write_Command(0xB1); // Phase 1 (Reset) & Phase 2 (Pre-Charge) Period Adjustment
Write_Data(d); // Default => 0x74 (7 Display Clocks [Phase 2] / 9 Display Clocks [Phase 1])
// D[3:0] => Phase 1 Period in 5~31 Display Clocks
// D[7:4] => Phase 2 Period in 3~15 Display Clocks
}
void SSD1322::Set_Display_Clock(unsigned char d)
{
Write_Command(0xB3); // Set Display Clock Divider / Oscillator Frequency
Write_Data(d); // Default => 0xD0
// A[3:0] => Display Clock Divider
// A[7:4] => Oscillator Frequency
}
void SSD1322::Set_Display_Enhancement_A(unsigned char a, unsigned char b)
{
Write_Command(0xB4); // Display Enhancement
Write_Data(0xA0|a); // Default => 0xA2
// 0xA0 (0x00) => Enable External VSL
// 0xA2 (0x02) => Enable Internal VSL (Kept VSL Pin N.C.)
Write_Data(0x05|b); // Default => 0xB5
// 0xB5 (0xB0) => Normal
// 0xFD (0xF8) => Enhance Low Gray Scale Display Quality
}
void SSD1322::Set_GPIO(unsigned char d)
{
Write_Command(0xB5); // General Purpose IO
Write_Data(d); // Default => 0x0A (GPIO Pins output Low Level.)
}
void SSD1322::Set_Precharge_Period(unsigned char d)
{
Write_Command(0xB6); // Set Second Pre-Charge Period
Write_Data(d); // Default => 0x08 (8 Display Clocks)
}
void SSD1322::Set_Precharge_Voltage(unsigned char d)
{
Write_Command(0xBB); // Set Pre-Charge Voltage Level
Write_Data(d); // Default => 0x17 (0.50*VCC)
}
void SSD1322::Set_VCOMH(unsigned char d)
{
Write_Command(0xBE); // Set COM Deselect Voltage Level
Write_Data(d); // Default => 0x04 (0.80*VCC)
}
void SSD1322::Set_Contrast_Current(unsigned char d)
{
Write_Command(0xC1); // Set Contrast Current
Write_Data(d); // Default => 0x7F
}
void SSD1322::Set_Master_Current(unsigned char d)
{
Write_Command(0xC7); // Master Contrast Current Control
Write_Data(d); // Default => 0x0f (Maximum)
}
void SSD1322::Set_Multiplex_Ratio(unsigned char d)
{
Write_Command(0xCA); // Set Multiplex Ratio
Write_Data(d); // Default => 0x7F (1/128 Duty)
}
void SSD1322::Set_Display_Enhancement_B(unsigned char d)
{
Write_Command(0xD1); // Display Enhancement
Write_Data(0x82|d); // Default => 0xA2
// 0x82 (0x00) => Reserved
// 0xA2 (0x20) => Normal
Write_Data(0x20);
}
void SSD1322::Set_Command_Lock(unsigned char d)
{
Write_Command(0xFD); // Set Command Lock
Write_Data(0x12|d); // Default => 0x12
// 0x12 => Driver IC interface is unlocked from entering command.
// 0x16 => All Commands are locked except 0xFD.
}
void SSD1322::Fill_RAM(unsigned char Data)
{
unsigned char i,j;
Set_Column_Address(0x00,0x77);
Set_Row_Address(0x00,0x7F);
Set_Write_RAM();
for(i=0;i<128;i++)
{
for(j=0;j<120;j++)
{
Write_Data(Data);
Write_Data(Data);
}
}
}
void SSD1322::Set_Gray_Scale_Table()
{
Write_Command(0xB8); // Set Gray Scale Table
Write_Data(0x00); // Gray Scale Level 1
Write_Data(0x01); // Gray Scale Level 2
Write_Data(0x03); // Gray Scale Level 3
Write_Data(0x06); // Gray Scale Level 4
Write_Data(0x0A); // Gray Scale Level 5
Write_Data(0x10); // Gray Scale Level 6
Write_Data(0x1A); // Gray Scale Level 7
Write_Data(0x28); // Gray Scale Level 8
Write_Data(0x37); // Gray Scale Level 9
Write_Data(0x47); // Gray Scale Level 10
Write_Data(0x58); // Gray Scale Level 11
Write_Data(0x6A); // Gray Scale Level 12
Write_Data(0x7F); // Gray Scale Level 13
Write_Data(0x96); // Gray Scale Level 14
Write_Data(0xB4); // Gray Scale Level 15
Write_Command(0x00); // Enable Gray Scale Table
}
void Enable_LCD_VDDU()
{
FIO2DIR|=BIT13; //Подхват питания
FIO2SET=BIT13; //Подхват питания
}
void Disable_LCD_VDDU()
{
FIO2DIR|=BIT13; //Подхват питания
FIO2CLR=BIT13; //Подхват питания
}
void SSD1322::LCD_Init_On()
{
Init_Outputs_UG5664;
Configure_Output_UG5664;
WR_1_UG5664;
RD_1_UG5664;
CE_1_UG5664;
CD_1_UG5664;
RESET_0_UG5664;
T3DelayMS(40);
RESET_1_UG5664;
Set_Command_Lock(0x12); // Unlock Basic Commands (0x12/0x16)
Set_Display_On_Off(0x00); // Display Off (0x00/0x01)
Set_Display_Clock(0x91); // Set Clock as 80 Frames/Sec
Set_Multiplex_Ratio(0x3F); // 1/64 Duty (0x0F~0x3F)
Set_Display_Offset(0x00); // Shift Mapping RAM Counter (0x00~0x3F)
Set_Start_Line(0x00); // Set Mapping RAM Display Start Line (0x00~0x7F)
Set_Remap_Format(0x14); // Set Horizontal Address Increment
// Column Address 0 Mapped to SEG0
// Disable Nibble Remap
// Scan from COM[N-1] to COM0
// Disable COM Split Odd Even
// Enable Dual COM Line Mode
Set_GPIO(0x00); // Disable GPIO Pins Input
Set_Function_Selection(0x01); // Enable Internal VDD Regulator
Set_Display_Enhancement_A(0xA0,0xFD); // Enable External VSL
// Set Low Gray Scale Enhancement
Set_Contrast_Current(0xDF); // Set Segment Output Current
Set_Master_Current(Brightness); // Set Scale Factor of Segment Output Current Control
Set_Gray_Scale_Table(); // Set Pulse Width for Gray Scale Table
Set_Phase_Length(0xE8); // Set Phase 1 as 17 Clocks & Phase 2 as 14 Clocks
Set_Display_Enhancement_B(0x20); // Enhance Driving Scheme Capability (0x00/0x20)
Set_Precharge_Voltage(0x1F); // Set Pre-Charge Voltage Level as 0.60*VCC
Set_Precharge_Period(0x08); // Set Second Pre-Charge Period as 8 Clocks
Set_VCOMH(0x07); // Set Common Pins Deselect Voltage Level as 0.86*VCC
Set_Display_Mode(0x02); // Normal Display Mode (0x00/0x01/0x02/0x03)
Set_Partial_Display(0x01,0x00,0x00); // Disable Partial Display
Fill_RAM(0x00); // Clear Screen 0x00..
//Здесь подаю питание 15 В на светодиоды Power up Vcc
Enable_LCD_VDDU();
//Пауза 100 мс
T3DelayMS(100);
Set_Display_On_Off(0x01); // Display On (0x00/0x01)
}
void SSD1322::LCD_Init_Off()
{
Fill_RAM(0x00); // Clear Screen
Set_Display_On_Off(0x00); // Display Off (0x00/0x01)
//Power down Vcc
Disable_LCD_VDDU();
//Пауза 100 мс
T3DelayMS(100);
RESET_0_UG5664;
}
void SSD1322::refresh_all_screen()
{
INT8U i,j;
//Заполняю 'экран
Set_Column_Address(0x00,0x77);
Set_Row_Address(0x00,0x7F);
Set_Write_RAM();
for(i=0;i<64;i++)
{
for(j=0;j<60;j++) Write_Data(0x00);
for(j=0;j<120;j++)
{
Write_Data(videobuffer[i*120+j]);
}
for(j=0;j<60;j++) Write_Data(0x00);
}
}
void SSD1322::Write_To_Videobuffer(INT16U adress,INT8U Byte)
{
if(adress<BYTES_PER_DISPLAY_UG5664) videobuffer[adress]=Byte;
}
INT8U SSD1322::Read_From_Videobuffer(INT16U adress)
{
return videobuffer[adress];
}