ili9320 液晶屏函数

ili9320 液晶屏函数 #include "stm32f10x_lib.h" #include "ili9320.h" #include "ili9320_font.h" u16 DeviceCode; /* Private typedef -----------------------------------------------------------*/ typedef struct { vu16 LCD_REG; vu16 LCD_RAM; } LCD_TypeDef; /* LCD is connected to the FSMC_Bank1_NOR/SRAM4 and NE4 is used as ship select signal */ #define LCD_BASE ((u32)(0x60000000 | 0x0C000000)) #define LCD ((LCD_TypeDef *) LCD_BASE) //////////////////////////////////////////////////////////////////////////////////////// /******************************************************************************* * Function Name : LCD_CtrlLinesConfig * Description : Configures LCD Control lines (FSMC Pins) in alternate function Push-Pull mode. * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_CtrlLinesConfig(void) { GPIO_InitTypeDef GPIO_InitStructure; /* Enable FSMC, GPIOD, GPIOE, GPIOF, GPIOG and AFIO clocks */ RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE); RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOF | RCC_APB2Periph_GPIOG | RCC_APB2Periph_AFIO, ENABLE); /* Set PD.00(D2), PD.01(D3), PD.04(NOE), PD.05(NWE), PD.08(D13), PD.09(D14), PD.10(D15), PD.14(D0), PD.15(D1) as alternate function push pull */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_14 | GPIO_Pin_15; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_Init(GPIOD, &GPIO_InitStructure); /* Set PE.07(D4), PE.08(D5), PE.09(D6), PE.10(D7), PE.11(D8), PE.12(D9), PE.13(D10), PE.14(D11), PE.15(D12) as alternate function push pull */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; GPIO_Init(GPIOE, &GPIO_InitStructure); GPIO_WriteBit(GPIOE, GPIO_Pin_6, Bit_SET); //不懂不懂 /* Set PF.00(A0 (RS)) as alternate function push pull */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0; GPIO_Init(GPIOF, &GPIO_InitStructure); /* Set PG.12(NE4 (LCD/CS)) as alternate function push pull - CE3(LCD /CS) */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12; GPIO_Init(GPIOG, &GPIO_InitStructure); } /******************************************************************************* * Function Name : LCD_FSMCConfig * Description : Configures the Parallel interface (FSMC) for LCD(Parallel mode) * Input : None * Output : None * Return : None *******************************************************************************/ void LCD_FSMCConfig(void) { FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure; FSMC_NORSRAMTimingInitTypeDef p; /*-- FSMC Configuration ------------------------------------------------------*/ /*----------------------- SRAM Bank 4 ----------------------------------------*/ /* FSMC_Bank1_NORSRAM4 configuration */ p.FSMC_AddressSetupTime = 0; p.FSMC_AddressHoldTime = 0; p.FSMC_DataSetupTime = 2; p.FSMC_BusTurnAroundDuration = 0; p.FSMC_CLKDivision = 0; p.FSMC_DataLatency = 0; p.FSMC_AccessMode = FSMC_AccessMode_A; /* Color LCD configuration ------------------------------------ LCD configured as follow: - Data/Address MUX = Disable - Memory Type = SRAM - Data Width = 16bit - Write Operation = Enable - Extended Mode = Enable - Asynchronous Wait = Disable */ FSMC_NORSRAMInitStructure.FSMC_Bank = FSMC_Bank1_NORSRAM4; FSMC_NORSRAMInitStructure.FSMC_DataAddressMux = FSMC_DataAddressMux_Disable; FSMC_NORSRAMInitStructure.FSMC_MemoryType = FSMC_MemoryType_SRAM; FSMC_NORSRAMInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_16b; FSMC_NORSRAMInitStructure.FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable; FSMC_NORSRAMInitStructure.FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low; FSMC_NORSRAMInitStructure.FSMC_WrapMode = FSMC_WrapMode_Disable; FSMC_NORSRAMInitStructure.FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState; FSMC_NORSRAMInitStructure.FSMC_WriteOperation = FSMC_WriteOperation_Enable; FSMC_NORSRAMInitStructure.FSMC_WaitSignal = FSMC_WaitSignal_Disable; FSMC_NORSRAMInitStructure.FSMC_ExtendedMode = FSMC_ExtendedMode_Disable; FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable; FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &p; FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &p; FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure); /* BANK 4 (of NOR/SRAM Bank 1~4) is enabled */ FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM4, ENABLE); } void LCD_X_Init(void) { /* Configure the LCD Control pins --------------------------------------------*/ LCD_CtrlLinesConfig(); /* Configure the FSMC Parallel interface -------------------------------------*/ LCD_FSMCConfig(); } /****************************************************************************** * * Function Name : LCD_WriteReg * Description : Writes to the selected LCD register. * Input : - LCD_Reg: address of the selected register. * - LCD_RegValue: value to write to the selected register. * Output : None * Return : None ******************************************************************************* / void LCD_WriteReg(u8 LCD_Reg,u16 LCD_RegValue) { /* Write 16-bit Index, then Write Reg */ LCD->LCD_REG = LCD_Reg; /* Write 16-bit Reg */ LCD->LCD_RAM = LCD_RegValue; } /****************************************************************************** * * Function Name : LCD_ReadReg * Description : Reads the selected LCD Register. * Input : None * Output : None * Return : LCD Register Value. ******************************************************************************* / u16 LCD_ReadReg(u8 LCD_Reg) { /* Write 16-bit Index (then Read Reg) */ LCD->LCD_REG = LCD_Reg; /* Read 16-bit Reg */ return (LCD->LCD_RAM); } /****************************************************************************** * * Function Name : LCD_WriteRAM_Prepare * Description : Prepare to write to the LCD RAM. * Input : None * Output : None * Return : None ******************************************************************************* / void LCD_WriteRAM_Prepare(void) { LCD->LCD_REG = R34; } /****************************************************************************** * * Function Name : LCD_WriteRAM * Description : Writes to the LCD RAM. * Input : - RGB_Code: the pixel color in RGB mode (5-6-5). * Output : None * Return : None ******************************************************************************* / void LCD_WriteRAM(u16 RGB_Code) { /* Write 16-bit GRAM Reg */ LCD->LCD_RAM = RGB_Code; } /****************************************************************************** * * Function Name : LCD_ReadRAM * Description : Reads the LCD RAM. * Input : None * Output : None * Return : LCD RAM Value. ******************************************************************************* / u16 LCD_ReadRAM(void) { vu16 dummy; /* Write 16-bit Index (then Read Reg) */ LCD->LCD_REG = R34; /* Select GRAM Reg */ /* Read 16-bit Reg */ dummy = LCD->LCD_RAM; return LCD->LCD_RAM; } /****************************************************************************** * * Function Name : LCD_SetCursor * Description : Sets the cursor position. * Input : - Xpos: specifies the X position. * - Ypos: specifies the Y position. * Output : None * Return : None ******************************************************************************* / void LCD_SetCursor(u16 Xpos, u16 Ypos) { LCD_WriteReg(0x06,Ypos>>8); LCD_WriteReg(0x07,Ypos); LCD_WriteReg(0x02,Xpos>>8); LCD_WriteReg(0x03,Xpos); } void Delay(u32 nCount) { u32 TimingDelay; while(nCount--) { for(TimingDelay=0;TimingDelay<10000;TimingDelay++); } } /**************************************************************************** * 名 称:void ili9320_Initializtion() * 功 能:初始化 ILI9320 控制器 * 入口参数:无 * 出口参数:无 * 说 明: * 调用方法:ili9320_Initializtion(); ****************************************************************************/ void ili9320_Initializtion(void) { /***************************** ** 硬件连接说明 ** ** STM32 ili9320 ** ** PE0~15 <----> DB0~15 ** ** PD15 <----> nRD ** ** PD14 <----> RS ** ** PD13 <----> nWR ** ** PD12 <----> nCS ** ** PD11 <----> nReset ** ** PC0 <----> BK_LED ** ******************************/ u16 i; LCD_X_Init(); Delay(5); /* delay 50 ms */ Delay(5); /* delay 50 ms */ //start internal osc DeviceCode = LCD_ReadReg(0x0000); if(DeviceCode==0x9325||DeviceCode==0x9328) { LCD_WriteReg(0x00e7,0x0010); LCD_WriteReg(0x0000,0x0001); //start internal osc LCD_WriteReg(0x0001,0x0100); LCD_WriteReg(0x0002,0x0700); //power on sequence LCD_WriteReg(0x0003,(1<<12)|(1<<5)|(1<<4) ); //65K LCD_WriteReg(0x0004,0x0000); LCD_WriteReg(0x0008,0x0207); LCD_WriteReg(0x0009,0x0000); LCD_WriteReg(0x000a,0x0000); //display setting LCD_WriteReg(0x000c,0x0001); //display setting LCD_WriteReg(0x000d,0x0000); //0f3c LCD_WriteReg(0x000f,0x0000); //Power On sequence // LCD_WriteReg(0x0010,0x0000); LCD_WriteReg(0x0011,0x0007); LCD_WriteReg(0x0012,0x0000); LCD_WriteReg(0x0013,0x0000); for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0010,0x1590); LCD_WriteReg(0x0011,0x0227); for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0012,0x009c); for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0013,0x1900); LCD_WriteReg(0x0029,0x0023); LCD_WriteReg(0x002b,0x000e); for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0020,0x0000); LCD_WriteReg(0x0021,0x0000); /////////////////////////////////////////////////////// for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0030,0x0007); LCD_WriteReg(0x0031,0x0707); LCD_WriteReg(0x0032,0x0006); LCD_WriteReg(0x0035,0x0704); LCD_WriteReg(0x0036,0x1f04); LCD_WriteReg(0x0037,0x0004); LCD_WriteReg(0x0038,0x0000); LCD_WriteReg(0x0039,0x0706); LCD_WriteReg(0x003c,0x0701); LCD_WriteReg(0x003d,0x000f); for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x0050,0x0000); LCD_WriteReg(0x0051,0x00ef); LCD_WriteReg(0x0052,0x0000); LCD_WriteReg(0x0053,0x013f); LCD_WriteReg(0x0060,0xa700); LCD_WriteReg(0x0061,0x0001); LCD_WriteReg(0x006a,0x0000); LCD_WriteReg(0x0080,0x0000); LCD_WriteReg(0x0081,0x0000); LCD_WriteReg(0x0082,0x0000); LCD_WriteReg(0x0083,0x0000); LCD_WriteReg(0x0084,0x0000); LCD_WriteReg(0x0085,0x0000); LCD_WriteReg(0x0090,0x0010); LCD_WriteReg(0x0092,0x0000); LCD_WriteReg(0x0093,0x0003); LCD_WriteReg(0x0095,0x0110); LCD_WriteReg(0x0097,0x0000); LCD_WriteReg(0x0098,0x0000); //display on sequence LCD_WriteReg(0x0007,0x0133); LCD_WriteReg(0x0020,0x0000); LCD_WriteReg(0x0021,0x0000); } else if(DeviceCode==0x9320||DeviceCode==0x9300) { LCD_WriteReg(0x00,0x0000); LCD_WriteReg(0x01,0x0100); //Driver Output Contral. LCD_WriteReg(0x02,0x0700); //LCD Driver Waveform Contral. LCD_WriteReg(0x03,0x1038); //Entry Mode Set. ////////////////////////////////////////// LCD_WriteReg(0x04,0x0000); //Scalling Contral. LCD_WriteReg(0x08,0x0202); //Display Contral 2.(0x0207) LCD_WriteReg(0x09,0x0000); //Display Contral 3.(0x0000) LCD_WriteReg(0x0a,0x0000); //Frame Cycle Contal.(0x0000) LCD_WriteReg(0x0c,(1<<0)); //Extern Display Interface Contral 1.(0x0000) LCD_WriteReg(0x0d,0x0000); //Frame Maker Position. LCD_WriteReg(0x0f,0x0000); //Extern Display Interface Contral 2. for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x07,0x0101); //Display Contral. for(i=50000;i>0;i--); for(i=50000;i>0;i--); LCD_WriteReg(0x10,(1<<12)|(0<<8)|(1<<7)|(1<<6)|(0<<4)); //Power Control 1.(0x16b0) LCD_WriteReg(0x11,0x0007); //Power Control 2.(0x0001) LCD_WriteReg(0x12,(1<<8)|(1<<4)|(0<<0)); //Power Control 3.(0x0138) LCD_WriteReg(0x13,0x0b00); //Power Control 4. LCD_WriteReg(0x29,0x0000); //Power Control 7. LCD_WriteReg(0x2b,(1<<14)|(1<<4)); LCD_WriteReg(0x50,0); //Set X Start. LCD_WriteReg(0x51,239); //Set X End. LCD_WriteReg(0x52,0); //Set Y Start. LCD_WriteReg(0x53,319); //Set Y End. LCD_WriteReg(0x60,0x2700); //Driver Output Control. LCD_WriteReg(0x61,0x0001); //Driver Output Control. LCD_WriteReg(0x6a,0x0000); //Vertical Srcoll Control. LCD_WriteReg(0x80,0x0000); //Display Position? Partial Display 1. LCD_WriteReg(0x81,0x0000); //RAM Address Start? Partial Display 1. LCD_WriteReg(0x82,0x0000); //RAM Address End-Partial Display 1. LCD_WriteReg(0x83,0x0000); //Displsy Position? Partial Display 2. LCD_WriteReg(0x84,0x0000); //RAM Address Start? Partial Display 2. LCD_WriteReg(0x85,0x0000); //RAM Address End? Partial Display 2. LCD_WriteReg(0x90,(0<<7)|(16<<0)); //Frame Cycle Contral.(0x0013) LCD_WriteReg(0x92,0x0000); //Panel Interface Contral 2.(0x0000) LCD_WriteReg(0x93,0x0001); //Panel Interface Contral 3. LCD_WriteReg(0x95,0x0110); //Frame Cycle Contral.(0x0110) LCD_WriteReg(0x97,(0<<8)); // LCD_WriteReg(0x98,0x0000); //Frame Cycle Contral. LCD_WriteReg(0x07,0x0173); //(0x0173) } else if(DeviceCode==0x9331) { LCD_WriteReg(0x00E7, 0x1014); LCD_WriteReg(0x0001, 0x0100); // set SS and SM bit 0x0100 LCD_WriteReg(0x0002, 0x0200); // set 1 line inversion LCD_WriteReg(0x0003, 0x1030); // set GRAM write direction and BGR=1. 0x1030 LCD_WriteReg(0x0008, 0x0202); // set the back porch and front porch LCD_WriteReg(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0] LCD_WriteReg(0x000A, 0x0000); // FMARK function LCD_WriteReg(0x000C, 0x0000); // RGB interface setting LCD_WriteReg(0x000D, 0x0000); // Frame marker Position LCD_WriteReg(0x000F, 0x0000); // RGB interface polarity //*************Power On sequence ****************// LCD_WriteReg(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB LCD_WriteReg(0x0011, 0x0007); // DC1[2:0], DC0[2:0], VC[2:0] LCD_WriteReg(0x0012, 0x0000); // VREG1OUT voltage LCD_WriteReg(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude ili9320_Delay(200); // Dis-charge capacitor power voltage LCD_WriteReg(0x0010, 0x1690); // SAP, BT[3:0], AP, DSTB, SLP, STB LCD_WriteReg(0x0011, 0x0227); // DC1[2:0], DC0[2:0], VC[2:0] ili9320_Delay(50); // Delay 50ms LCD_WriteReg(0x0012, 0x000C); // Internal reference voltage= Vci; ili9320_Delay(50); // Delay 50ms LCD_WriteReg(0x0013, 0x0800); // Set VDV[4:0] for VCOM amplitude LCD_WriteReg(0x0029, 0x0011); // Set VCM[5:0] for VCOMH LCD_WriteReg(0x002B, 0x000B); // Set Frame Rate ili9320_Delay(50); // Delay 50ms LCD_WriteReg(0x0020, 0x0000); // GRAM horizontal Address LCD_WriteReg(0x0021, 0x0000); // GRAM Vertical Address // ----------- Adjust the Gamma Curve ----------// LCD_WriteReg(0x0030, 0x0000); LCD_WriteReg(0x0031, 0x0106); LCD_WriteReg(0x0032, 0x0000); LCD_WriteReg(0x0035, 0x0204); LCD_WriteReg(0x0036, 0x160A); LCD_WriteReg(0x0037, 0x0707); LCD_WriteReg(0x0038, 0x0106); LCD_WriteReg(0x0039, 0x0707); LCD_WriteReg(0x003C, 0x0402); LCD_WriteReg(0x003D, 0x0C0F); //------------------ Set GRAM area ---------------// LCD_WriteReg(0x0050, 0x0000); // Horizontal GRAM Start Address LCD_WriteReg(0x0051, 0x00EF); // Horizontal GRAM End Address LCD_WriteReg(0x0052, 0x0000); // Vertical GRAM Start Address LCD_WriteReg(0x0053, 0x013F); // Vertical GRAM Start Address LCD_WriteReg(0x0060, 0x2700); // Gate Scan Line LCD_WriteReg(0x0061, 0x0001); // NDL,VLE, REV LCD_WriteReg(0x006A, 0x0000); // set scrolling line //-------------- Partial Display Control ---------// LCD_WriteReg(0x0080, 0x0000); LCD_WriteReg(0x0081, 0x0000); LCD_WriteReg(0x0082, 0x0000); LCD_WriteReg(0x0083, 0x0000); LCD_WriteReg(0x0084, 0x0000); LCD_WriteReg(0x0085, 0x0000); //-------------- Panel Control -------------------// LCD_WriteReg(0x0090, 0x0010); LCD_WriteReg(0x0092, 0x0600); LCD_WriteReg(0x0007,0x0021); ili9320_Delay(50); LCD_WriteReg(0x0007,0x0061); ili9320_Delay(50); LCD_WriteReg(0x0007,0x0133); // 262K color and display ON ili9320_Delay(50); } else if(DeviceCode==0x9919) { //*********POWER ON &RESET DISPLAY OFF LCD_WriteReg(0x28,0x0006); LCD_WriteReg(0x00,0x0001); LCD_WriteReg(0x10,0x0000); LCD_WriteReg(0x01,0x72ef); LCD_WriteReg(0x02,0x0600); LCD_WriteReg(0x03,0x6a38); LCD_WriteReg(0x11,0x6874);//70 // RAM WRITE DATA MASK LCD_WriteReg(0x0f,0x0000); // RAM WRITE DATA MASK LCD_WriteReg(0x0b,0x5308); LCD_WriteReg(0x0c,0x0003); LCD_WriteReg(0x0d,0x000a); LCD_WriteReg(0x0e,0x2e00); //0030 LCD_WriteReg(0x1e,0x00be); LCD_WriteReg(0x25,0x8000); LCD_WriteReg(0x26,0x7800); LCD_WriteReg(0x27,0x0078); LCD_WriteReg(0x4e,0x0000); LCD_WriteReg(0x4f,0x0000); LCD_WriteReg(0x12,0x08d9); // -----------------Adjust the Gamma Curve----// LCD_WriteReg(0x30,0x0000); //0007 LCD_WriteReg(0x31,0x0104); //0203 LCD_WriteReg(0x32,0x0100); //0001 LCD_WriteReg(0x33,0x0305); //0007 LCD_WriteReg(0x34,0x0505); //0007 LCD_WriteReg(0x35,0x0305); //0407 LCD_WriteReg(0x36,0x0707); //0407 LCD_WriteReg(0x37,0x0300); //0607 LCD_WriteReg(0x3a,0x1200); //0106 LCD_WriteReg(0x3b,0x0800); LCD_WriteReg(0x07,0x0033); } else if(DeviceCode==0x1505) { // second release on 3/5 ,luminance is acceptable,water wave appear during camera preview LCD_WriteReg(0x0007,0x0000); ili9320_Delay(5); LCD_WriteReg(0x0012,0x011C);//0x011A why need to set several times? LCD_WriteReg(0x00A4,0x0001);//NVM // LCD_WriteReg(0x0008,0x000F); LCD_WriteReg(0x000A,0x0008); LCD_WriteReg(0x000D,0x0008); //GAMMA CONTROL LCD_WriteReg(0x0030,0x0707); LCD_WriteReg(0x0031,0x0007); //0x0707 LCD_WriteReg(0x0032,0x0603); LCD_WriteReg(0x0033,0x0700); LCD_WriteReg(0x0034,0x0202); LCD_WriteReg(0x0035,0x0002); //?0x0606 LCD_WriteReg(0x0036,0x1F0F); LCD_WriteReg(0x0037,0x0707); //0x0f0f 0x0105 LCD_WriteReg(0x0038,0x0000); LCD_WriteReg(0x0039,0x0000); LCD_WriteReg(0x003A,0x0707); LCD_WriteReg(0x003B,0x0000); //0x0303 LCD_WriteReg(0x003C,0x0007); //?0x0707 LCD_WriteReg(0x003D,0x0000); //0x1313//0x1f08 ili9320_Delay(5); LCD_WriteReg(0x0007,0x0001); LCD_WriteReg(0x0017,0x0001); //Power supply startup enable ili9320_Delay(5); //power control// LCD_WriteReg(0x0010,0x17A0); LCD_WriteReg(0x0011,0x0217); //reference voltage VC[2:0] Vciout = 1.00*Vcivl LCD_WriteReg(0x0012,0x011E); //0x011c //Vreg1out = Vcilvl*1.80 is it the same as Vgama1out ? LCD_WriteReg(0x0013,0x0F00); //VDV[4:0]-->VCOM Amplitude VcomL = VcomH - Vcom Ampl LCD_WriteReg(0x002A,0x0000); LCD_WriteReg(0x0029,0x000A); //0x0001F Vcomh = VCM1[4:0]*Vreg1out gate source voltage?? LCD_WriteReg(0x0012,0x013E); // 0x013C power supply on //Coordinates Control// LCD_WriteReg(0x0050,0x0000); //0x0e00 LCD_WriteReg(0x0051,0x00EF); LCD_WriteReg(0x0052,0x0000); LCD_WriteReg(0x0053,0x013F); //Pannel Image Control// LCD_WriteReg(0x0060,0x2700); LCD_WriteReg(0x0061,0x0001); LCD_WriteReg(0x006A,0x0000); LCD_WriteReg(0x0080,0x0000); //Partial Image Control// LCD_WriteReg(0x0081,0x0000); LCD_WriteReg(0x0082,0x0000); LCD_WriteReg(0x0083,0x0000); LCD_WriteReg(0x0084,0x0000); LCD_WriteReg(0x0085,0x0000); //Panel Interface Control// LCD_WriteReg(0x0090,0x0013); //0x0010 frenqucy LCD_WriteReg(0x0092,0x0300); LCD_WriteReg(0x0093,0x0005); LCD_WriteReg(0x0095,0x0000); LCD_WriteReg(0x0097,0x0000); LCD_WriteReg(0x0098,0x0000); LCD_WriteReg(0x0001,0x0100); LCD_WriteReg(0x0002,0x0700); LCD_WriteReg(0x0003,0x1030); LCD_WriteReg(0x0004,0x0000); LCD_WriteReg(0x000C,0x0000); LCD_WriteReg(0x000F,0x0000); LCD_WriteReg(0x0020,0x0000); LCD_WriteReg(0x0021,0x0000); LCD_WriteReg(0x0007,0x0021); ili9320_Delay(20); LCD_WriteReg(0x0007,0x0061); ili9320_Delay(20); LCD_WriteReg(0x0007,0x0173); ili9320_Delay(20); } else if(DeviceCode==0x8989) { LCD_WriteReg(0x0000,0x0001); ili9320_Delay(50000); //打开晶振 LCD_WriteReg(0x0003,0xA8A4); ili9320_Delay(50000); //0xA8A4 LCD_WriteReg(0x000C,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x000D,0x080C); ili9320_Delay(50000); LCD_WriteReg(0x000E,0x2B00); ili9320_Delay(50000); LCD_WriteReg(0x001E,0x00B0); ili9320_Delay(50000); LCD_WriteReg(0x0001,0x2B3F); ili9320_Delay(50000); //驱动输出控制 320*240 0x6B3F LCD_WriteReg(0x0002,0x0600); ili9320_Delay(50000); LCD_WriteReg(0x0010,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0011,0x6070); ili9320_Delay(50000); //0x4030 定义数据格式 16位色 横屏 0x6058 LCD_WriteReg(0x0005,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0006,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0016,0xEF1C); ili9320_Delay(50000); LCD_WriteReg(0x0017,0x0003); ili9320_Delay(50000); LCD_WriteReg(0x0007,0x0233); ili9320_Delay(50000); //0x0233 LCD_WriteReg(0x000B,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x000F,0x0000); ili9320_Delay(50000); //扫描开始地址 LCD_WriteReg(0x0041,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0042,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0048,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0049,0x013F); ili9320_Delay(50000); LCD_WriteReg(0x004A,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x004B,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0044,0xEF00); ili9320_Delay(50000); LCD_WriteReg(0x0045,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0046,0x013F); ili9320_Delay(50000); LCD_WriteReg(0x0030,0x0707); ili9320_Delay(50000); LCD_WriteReg(0x0031,0x0204); ili9320_Delay(50000); LCD_WriteReg(0x0032,0x0204); ili9320_Delay(50000); LCD_WriteReg(0x0033,0x0502); ili9320_Delay(50000); LCD_WriteReg(0x0034,0x0507); ili9320_Delay(50000); LCD_WriteReg(0x0035,0x0204); ili9320_Delay(50000); LCD_WriteReg(0x0036,0x0204); ili9320_Delay(50000); LCD_WriteReg(0x0037,0x0502); ili9320_Delay(50000); LCD_WriteReg(0x003A,0x0302); ili9320_Delay(50000); LCD_WriteReg(0x003B,0x0302); ili9320_Delay(50000); LCD_WriteReg(0x0023,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0024,0x0000); ili9320_Delay(50000); LCD_WriteReg(0x0025,0x8000); ili9320_Delay(50000); LCD_WriteReg(0x004f,0); //行首址0 LCD_WriteReg(0x004e,0); //列首址0 } else if(DeviceCode==0x7783) { // Start Initial Sequence LCD_WriteReg(0x00FF,0x0001); LCD_WriteReg(0x00F3,0x0008); LCD_WriteReg(0x0001,0x0100); LCD_WriteReg(0x0002,0x0700); LCD_WriteReg(0x0003,0x1030); //0x1030 LCD_WriteReg(0x0008,0x0302); LCD_WriteReg(0x0008,0x0207); LCD_WriteReg(0x0009,0x0000); LCD_WriteReg(0x000A,0x0000); LCD_WriteReg(0x0010,0x0000); //0x0790 LCD_WriteReg(0x0011,0x0005); LCD_WriteReg(0x0012,0x0000); LCD_WriteReg(0x0013,0x0000); ili9320_Delay(50); LCD_WriteReg(0x0010,0x12B0); ili9320_Delay(50); LCD_WriteReg(0x0011,0x0007); ili9320_Delay(50); LCD_WriteReg(0x0012,0x008B); ili9320_Delay(50); LCD_WriteReg(0x0013,0x1700); ili9320_Delay(50); LCD_WriteReg(0x0029,0x0022); //################# void Gamma_Set(void) ####################// LCD_WriteReg(0x0030,0x0000); LCD_WriteReg(0x0031,0x0707); LCD_WriteReg(0x0032,0x0505); LCD_WriteReg(0x0035,0x0107); LCD_WriteReg(0x0036,0x0008); LCD_WriteReg(0x0037,0x0000); LCD_WriteReg(0x0038,0x0202); LCD_WriteReg(0x0039,0x0106); LCD_WriteReg(0x003C,0x0202); LCD_WriteReg(0x003D,0x0408); ili9320_Delay(50); LCD_WriteReg(0x0050,0x0000); LCD_WriteReg(0x0051,0x00EF); LCD_WriteReg(0x0052,0x0000); LCD_WriteReg(0x0053,0x013F); LCD_WriteReg(0x0060,0xA700); LCD_WriteReg(0x0061,0x0001); LCD_WriteReg(0x0090,0x0033); LCD_WriteReg(0x002B,0x000B); LCD_WriteReg(0x0007,0x0133); ili9320_Delay(50); } for(i=50000;i>0;i--); } /**************************************************************************** * 名 称:void ili9320_SetCursor(u16 x,u16 y) * 功 能:设置屏幕座标 * 入口参数:x 行座标 * y 列座标 * 出口参数:无 * 说 明: * 调用方法:ili9320_SetCursor(10,10); ****************************************************************************/ __inline void ili9320_SetCursor(u16 x,u16 y) { if(DeviceCode==0x8989) { LCD_WriteReg(0x004e,y); //行 LCD_WriteReg(0x004f,0x13f-x); //列 } else if(DeviceCode==0x9919) { LCD_WriteReg(0x004e,x); //行 LCD_WriteReg(0x004f,y); //列 } else { LCD_WriteReg(0x0020,y); //行 LCD_WriteReg(0x0021,0x13f-x); //列 不懂不懂 } } /**************************************************************************** * 名 称:void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY) * 功 能:设置窗口区域 * 入口参数:StartX 行起始座标 * StartY 列起始座标 * EndX 行结束座标 * EndY 列结束座标 * 出口参数:无 * 说 明: * 调用方法:ili9320_SetWindows(0,0,100,100); ****************************************************************************/ __inline void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY) { ili9320_SetCursor(StartX,StartY); LCD_WriteReg(0x0050, StartX); LCD_WriteReg(0x0052, StartY); LCD_WriteReg(0x0051, EndX); LCD_WriteReg(0x0053, EndY); } /**************************************************************************** * 名 称:void ili9320_Clear(u16 dat) * 功 能:将屏幕填充成指定的颜色，如清屏，则填充 0xffff * 入口参数:dat 填充值 * 出口参数:无 * 说 明: * 调用方法:ili9320_Clear(0xffff); ****************************************************************************/ void ili9320_Clear(u16 Color) { u32 index=0; ili9320_SetCursor(0,0); LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */ for(index=0;index<76800;index++) { LCD->LCD_RAM=Color; } } /**************************************************************************** * 名 称:u16 ili9320_GetPoint(u16 x,u16 y) * 功 能:获取指定座标的颜色值 * 入口参数:x 行座标 * y 列座标 * 出口参数:当前座标颜色值 * 说 明: * 调用方法:i=ili9320_GetPoint(10,10); ****************************************************************************/ u16 ili9320_GetPoint(u16 x,u16 y) { ili9320_SetCursor(x,y); if(DeviceCode==0x7783) return (LCD_ReadRAM()); else return (ili9320_BGR2RGB(LCD_ReadRAM())); } /**************************************************************************** * 名 称:void ili9320_SetPoint(u16 x,u16 y,u16 point) * 功 能:在指定座标画点 * 入口参数:x 行座标 * y 列座标 * point 点的颜色 * 出口参数:无 * 说 明: * 调用方法:ili9320_SetPoint(10,10,0x0fe0); ****************************************************************************/ void ili9320_SetPoint(u16 x,u16 y,u16 point) { if ( (x>320)||(y>240) ) return; ili9320_SetCursor(x,y); LCD_WriteRAM_Prepare(); LCD_WriteRAM(point); } /**************************************************************************** * 名 称:void ili9320_DrawPicture(u16 StartX,u16 StartY,u16 Width,u16 Height,u16 *pic) * 功 能:在指定座标范围显示一副图片 * 入口参数:StartX 行起始座标 * StartY 列起始座标 * Width 行结束座标 * Height 列结束座标 pic 图片头指针 * 出口参数:无 * 说 明:图片取模格式为水平扫描，16位颜色模式 * 调用方法:ili9320_DrawPicture(0,0,100,100,(u16*)demo); ****************************************************************************/ void ili9320_DrawPicture(u16 StartX,u16 StartY,u16 Width,u16 Height,u16 *pic) { u16 i; LCD_WriteReg(0x01,0x0100); LCD_WriteReg(0x03,0x1038); LCD_WriteReg(0x60,0x2700); ili9320_SetWindows(StartX,StartY,Width + StartX - 1,Height + StartY - 1); ili9320_SetCursor(StartX,StartY); LCD_WriteRAM_Prepare(); for (i=0;i<(Width * Height);i++) { LCD_WriteRAM(*pic++); Delay(1); } } /**************************************************************************** * 名 称:void ili9320_DisplayPicture(u16 StartX,u16 StartY,u16 Width,u16 Height,u16 *pic) * 功 能:在指定座标范围显示一副图片 , 横屏显示 * 入口参数:StartX 行起始座标 * StartY 列起始座标 * Width 行结束座标 * Height 列结束座标 pic 图片头指针 * 出口参数:无 * 说 明:图片取模格式为水平扫描，16位颜色模式 * 调用方法:ili9320_DisplayPicture(0,0,100,100,(u16*)demo); ****************************************************************************/ void ili9320_DisplayPicture(u16 StartX,u16 StartY,u16 Width,u16 Height,u16 *pic) { u32 i; LCD_WriteReg(0x01,0x0100); LCD_WriteReg(0x03,0x1038); LCD_WriteReg(0x60,0xA700); ili9320_SetWindows(StartY,StartX,Height + StartY - 1,Width + StartX - 1); //横屏 LCD_WriteReg(0x0020,StartY); //行 LCD_WriteReg(0x0021,StartX); //列 LCD_WriteRAM_Prepare(); for (i=0;i<(Width * Height);i++) { LCD_WriteRAM(*pic++); //Delay(1); } } /**************************************************************************** * 名 称:void ili9320_PutChar(u16 x,u16 y,u8 c,u16 charColor,u16 bkColor) * 功 能:在指定座标显示一个8x16点阵的ascii字符 * 入口参数:x 列座标 * y 行座标 * charColor 字符的颜色 * bkColor 字符背景颜色 * 出口参数:无 * 说 明:显示范围限定为可显示的ascii码 * 调用方法:ili9320_PutChar(10,10,'a',0x0000,0xffff); ****************************************************************************/ void ili9320_PutChar(u16 x,u16 y,u8 c,u16 charColor,u16 bkColor) { u16 i=0; u16 j=0; u8 tmp_char=0; for (i=0;i<16;i++) { tmp_char=ascii_8x16[((c-0x20)*16)+i]; for (j=0;j<8;j++) { if ( (tmp_char >> 7-j) & 0x01 == 0x01) { ili9320_SetPoint(x+j,y+i,charColor); // 字符颜色 } else { ili9320_SetPoint(x+j,y+i,bkColor); // 背景颜色 } } } } /**************************************************************************** * 名 称:u16 ili9320_BGR2RGB(u16 c) * 功 能:RRRRRGGGGGGBBBBB 改为 BBBBBGGGGGGRRRRR 格式 * 入口参数:c BRG 颜色值 * 出口参数:RGB 颜色值 * 说 明:内部函数调用 * 调用方法: ****************************************************************************/ u16 ili9320_BGR2RGB(u16 c) { u16 r, g, b, rgb; b = (c>>0) & 0x1f; g = (c>>5) & 0x3f; r = (c>>11) & 0x1f; rgb = (b<<11) + (g<<5) + (r<<0); return( rgb ); } /**************************************************************************** * 名 称:void ili9320_BackLight(u8 status) * 功 能:开、关液晶背光 * 入口参数:status 1:背光开 0:背光关 * 出口参数:无 * 说 明: * 调用方法:ili9320_BackLight(1); ****************************************************************************/ void ili9320_BackLight(u8 status) { if ( status >= 1 ) { Lcd_Light_ON; } else { Lcd_Light_OFF; } } /**************************************************************************** * 名 称:void ili9320_Delay(vu32 nCount) * 功 能:延时 * 入口参数:nCount 延时值 * 出口参数:无 * 说 明: * 调用方法:ili9320_Delay(10000); ****************************************************************************/ void ili9320_Delay(vu32 nCount) { for(; nCount != 0; nCount--); } /**************************************************************************** * 名 称:ili9320_DisplayStringLine * 功 能:显示最多40个字符一行在LCD上 * 入口参数:Line 行数 *ptr指向字符串的指针 charColor字符颜色 bkColor背景颜色 * 出口参数:无 * 说 明: * 调用方法:ili9320_DisplayStringLine(Line0,"I Love you...",White,Blue); ****************************************************************************/ void ili9320_DisplayStringLine(u8 Line, u8 *ptr, u16 charColor, u16 bkColor) { u32 i = 0; u16 refcolumn = 0; /* Send the string character by character on lCD */ while ((*ptr != 0) & (i < 40)) { /* Display one character on LCD */ ili9320_PutChar(refcolumn, Line, *ptr, charColor, bkColor); /* Decrement the column position by 8 */ refcolumn += 8; /* Point on the next character */ ptr++; /* Increment the character counter */ i++; } } /***************************************************************************** * 名 称:ili9320_Num * 功 能:显示带小数点的浮点型数字 * 入口参数:x 列坐标 y行坐标 frontColor字符颜色 backColor背景颜色 number 需 要显示的数字 * 出口参数:无 * 说 明:显示的数字最大不超过 99999 有效数字最好不要高于7位，否则根据数字的 大小小数点后面几位会有些微的偏差 * 调用方法:ili9320_DisplayNum(56,84,White,Blue,346.1345); *******************************************************************************/ /***************************************************************************** * 名 称:ili9320_Num * 功 能:显示带小数点的浮点型数字 * 入口参数:x 列坐标 y行坐标 frontColor字符颜色 backColor背景颜色 number 需 要显示的数字 * 出口参数:无 * 说 明:显示的数字最大不超过 99999 有效数字最好不要高于7位，否则根据数字的大小小数点后面几位会有些微的偏差 * 调用方法:ili9320_DisplayNum(56,84,White,Blue,346.1345); ******************************************************************************* / void ili9320_DisplayNum(u16 x, u16 y, u16 frontColor, u16 backColor,float number ) { u8 i; u8 j = 8; char num[9]; num[0] = (long)number / 10000 | 0x30; num[1] = (long)number % 10000 / 1000 | 0x30; num[2] = (long)number % 1000 / 100 | 0x30; num[3] = (long)number % 100 / 10 | 0x30; num[4] = (long)number % 10 | 0x30; num[5] = (long)(number * 10) % 10 | 0x30; num[6] = (long)(number * 100) % 10 | 0x30; num[7] = (long)(number * 1000) % 10 | 0x30; num[8] = (long)(number * 10000) % 10 | 0x30; for(i=0;i<=j;i++) { if(i == 0) while(num[i] == 0x30 && i != 4) i++; while(num[j] == 0x30 && j!=4) j--; if(i == 5) { ili9320_PutChar(x, y, '.' , frontColor, backColor); x += 8; } ili9320_PutChar(x, y, num[i], frontColor, backColor); x += 8; } } void ili9320_BrushTail(u8 Direction, u16 i, u16 j, u16 Width, u16 Height) { u16 k; if(Direction==1) //清除左上角的尾部 { for(k=0;k