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Devices
LCD NT35510 驱动代码
发布于 2015-07-19 10:32:39 浏览：5094
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使用的硬件是原子4.3寸电容触摸屏 nt35510.h ```#ifndef NT35510_H_INCLUDED #define NT35510_H_INCLUDED /* LCD color */ #define White 0xFFFF #define Black 0x0000 #define Grey 0xF7DE #define Blue 0x001F #define Blue2 0x051F #define Red 0xF800 #define Magenta 0xF81F #define Green 0x07E0 #define Cyan 0x7FFF #define Yellow 0xFFE0 extern void lcd_Initializtion(void); extern unsigned int lcd_getdeviceid(void); #include "rtthread.h" #include <rtgui/rtgui.h> #include <rtgui/driver.h> #include <rtgui/rtgui_server.h> #include <rtgui/rtgui_system.h> #endif ``` nt35510.c ```#include "nt35510.h" /*---------------------- Graphic LCD size definitions ------------------------*/ #define LCD_WIDTH 800 /* Screen Width (in pixels) */ #define LCD_HEIGHT 480 /* Screen Hight (in pixels) */ #define BPP 16 /* Bits per pixel */ #define BYPP ((BPP+7)/8) /* Bytes per pixel */ //扫描方向定义 #define L2R_U2D 0 //从左到右,从上到下 #define L2R_D2U 1 //从左到右,从下到上 #define R2L_U2D 2 //从右到左,从上到下 #define R2L_D2U 3 //从右到左,从下到上 #define U2D_L2R 4 //从上到下,从左到右 #define U2D_R2L 5 //从上到下,从右到左 #define D2U_L2R 6 //从下到上,从左到右 #define D2U_R2L 7 //从下到上,从右到左 #define DFT_SCAN_DIR L2R_U2D //默认的扫描方向 // LCD NT35510 //内联函数定义,用以提高性能 #ifdef __CC_ARM /* ARM Compiler */ #define lcd_inline static __inline #elif defined (__ICCARM__) /* for IAR Compiler */ #define lcd_inline inline #elif defined (__GNUC__) /* GNU GCC Compiler */ #define lcd_inline static __inline #else #define lcd_inline static #endif /********* control ***********/ #include "stm32f10x.h" #include "board.h" //输出重定向.当不进行重定向时. #define printf rt_kprintf //使用rt_kprintf来输出 //#define printf(...) //无输出 /* LCD is connected to the FSMC_Bank1_NOR/SRAM1 and NE1 is used as ship select signal */ /* RS <==> A16 */ #define LCD_REG (*((volatile unsigned short *) 0x60000000)) /* RS = 0 */ #define LCD_RAM (*((volatile unsigned short *) 0x60020000)) /* RS = 1 */ #define rw_data_prepare() write_cmd(0X2C00) // LCD RESET PIN (PC4) #define LCD_RST_BUS RCC_APB2Periph_GPIOC #define LCD_RST_PIN GPIO_Pin_4 #define LCD_RST_PIO GPIOC #define FSMC_BANK FSMC_Bank1_NORSRAM1 // LCD Backlight PWM (PB1) static void LCD_PWM_Init(void) { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; GPIO_Init(GPIOB,&GPIO_InitStructure); GPIO_SetBits(GPIOB, GPIO_Pin_1); } static void LCD_FSMCConfig(void) { FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure; FSMC_NORSRAMTimingInitTypeDef Timing_read,Timing_write; /* FSMC GPIO configure */ { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOF | RCC_APB2Periph_GPIOG, ENABLE); RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE); GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; /* FSMC_D0 ~ FSMC_D3 PD14 FSMC_D0 PD15 FSMC_D1 PD0 FSMC_D2 PD1 FSMC_D3 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_14 | GPIO_Pin_15; GPIO_Init(GPIOD,&GPIO_InitStructure); /* FSMC_D4 ~ FSMC_D12 PE7 ~ PE15 FSMC_D4 ~ FSMC_D12 */ GPIO_InitStructure.GPIO_Pin = 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); /* FSMC_D13 ~ FSMC_D15 PD8 ~ PD10 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10; GPIO_Init(GPIOD,&GPIO_InitStructure); // /* // FSMC_A0 ~ FSMC_A5 FSMC_A6 ~ FSMC_A9 // PF0 ~ PF5 PF12 ~ PF15 // */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 // | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; // GPIO_Init(GPIOF,&GPIO_InitStructure); // /* FSMC_A10 ~ FSMC_A15 PG0 ~ PG5 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5; // GPIO_Init(GPIOG,&GPIO_InitStructure); // /* FSMC_A16 ~ FSMC_A18 PD11 ~ PD13 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13; // GPIO_Init(GPIOD,&GPIO_InitStructure); /* RD-PD4 WR-PD5 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5; GPIO_Init(GPIOD,&GPIO_InitStructure); /* CS-PD7 RS-PD11 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7 | GPIO_Pin_11; GPIO_Init(GPIOD,&GPIO_InitStructure); // /* NBL0-PE0 NBL1-PE1 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1; // GPIO_Init(GPIOE,&GPIO_InitStructure); // /* NE1/NCE2 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7; // GPIO_Init(GPIOD,&GPIO_InitStructure); // /* NE2 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9; // GPIO_Init(GPIOG,&GPIO_InitStructure); // /* NE3 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; // GPIO_Init(GPIOG,&GPIO_InitStructure); // /* NE4 */ // GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12; // GPIO_Init(GPIOG,&GPIO_InitStructure); } /* FSMC GPIO configure */ /*-- FSMC Configuration -------------------------------------------------*/ FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &Timing_read; FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &Timing_write; FSMC_NORSRAMStructInit(&FSMC_NORSRAMInitStructure); Timing_read.FSMC_AddressSetupTime = 3; /* 地址建立时间 */ Timing_read.FSMC_DataSetupTime = 4; /* 数据建立时间 */ Timing_read.FSMC_AccessMode = FSMC_AccessMode_A; /* FSMC 访问模式 */ Timing_write.FSMC_AddressSetupTime = 2; /* 地址建立时间 */ Timing_write.FSMC_DataSetupTime = 3; /* 数据建立时间 */ Timing_write.FSMC_AccessMode = FSMC_AccessMode_A; /* FSMC 访问模式 */ /* 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_BANK; 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_AsynchronousWait = FSMC_AsynchronousWait_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_Enable; FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable; FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure); FSMC_NORSRAMCmd(FSMC_BANK, ENABLE); } static void delay(int cnt) { volatile unsigned int dl; while(cnt--) { for(dl=0; dl<500; dl++); } } static void lcd_port_init(void) { LCD_FSMCConfig(); } lcd_inline void write_cmd(unsigned short cmd) { LCD_REG = cmd; } lcd_inline unsigned short read_data(void) { return LCD_RAM; } lcd_inline void write_data(unsigned short data_code ) { LCD_RAM = data_code; } lcd_inline void write_reg(unsigned short reg_addr,unsigned short reg_val) { write_cmd(reg_addr); write_data(reg_val); } lcd_inline unsigned short read_reg(unsigned short reg_addr) { unsigned short val=0; write_cmd(reg_addr); val = read_data(); return (val); } /********* control <只移植以上函数即可> ***********/ static unsigned short deviceid=0;//设置一个静态变量用来保存LCD的ID //返回LCD的ID unsigned int lcd_getdeviceid(void) { return deviceid; } static unsigned short BGR2RGB(unsigned short 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 ); } static void lcd_SetCursor(unsigned int x,unsigned int y) { write_reg(0X2A00, x>>8); write_reg(0X2A01, x&0XFF); write_reg(0X2B00, y>>8); write_reg(0X2B01, y&0XFF); } /* 读取指定地址的GRAM */ static unsigned short lcd_read_gram(unsigned int x,unsigned int y) { unsigned short temp; lcd_SetCursor(x,y); write_cmd(0X2E00); /* dummy read */ temp = read_data(); // read Red Green temp = read_data(); // read Blue temp = read_data(); return temp; } static void lcd_clear(unsigned short Color) { unsigned int index=0; lcd_SetCursor(0,0); rw_data_prepare(); /* Prepare to write GRAM */ for (index=0; index<(LCD_WIDTH*LCD_HEIGHT); index++) { write_data(Color); } } static void lcd_data_bus_test(void) { unsigned short temp1; unsigned short temp2; /* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */ write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) ); /* wirte */ lcd_SetCursor(0,0); rw_data_prepare(); write_data(0x5555); write_data(0xAAAA); /* read */ lcd_SetCursor(0,0); if ( (deviceid ==0x9325) || (deviceid ==0x9328) || (deviceid ==0x9320) ) { temp1 = BGR2RGB( lcd_read_gram(0,0) ); temp2 = BGR2RGB( lcd_read_gram(1,0) ); } else if( deviceid ==0x4531 ) { temp1 = lcd_read_gram(0,0); temp2 = lcd_read_gram(1,0); } if( (temp1 == 0x5555) && (temp2 == 0xAAAA) ) { printf(" data bus test pass!"); } else { printf(" data bus test error: %04X %04X",temp1,temp2); } } void lcd_Scan_dir(int dir) { u16 regval=0; switch(dir) { case L2R_U2D://从左到右,从上到下 regval|=(0<<7)|(0<<6)|(0<<5); break; case L2R_D2U://从左到右,从下到上 regval|=(1<<7)|(0<<6)|(0<<5); break; case R2L_U2D://从右到左,从上到下 regval|=(0<<7)|(1<<6)|(0<<5); break; case R2L_D2U://从右到左,从下到上 regval|=(1<<7)|(1<<6)|(0<<5); break; case U2D_L2R://从上到下,从左到右 regval|=(0<<7)|(0<<6)|(1<<5); break; case U2D_R2L://从上到下,从右到左 regval|=(0<<7)|(1<<6)|(1<<5); break; case D2U_L2R://从下到上,从左到右 regval|=(1<<7)|(0<<6)|(1<<5); break; case D2U_R2L://从下到上,从右到左 regval|=(1<<7)|(1<<6)|(1<<5); break; } write_reg(0X3600,regval); write_cmd(0X2A00);write_data(0); write_cmd(0X2A01);write_data(0); write_cmd(0X2A02);write_data((LCD_WIDTH-1)>>8); write_cmd(0X2A03);write_data((LCD_WIDTH-1)&0XFF); write_cmd(0X2B00);write_data(0); write_cmd(0X2B01);write_data(0); write_cmd(0X2B02);write_data((LCD_HEIGHT-1)>>8); write_cmd(0X2B03);write_data((LCD_HEIGHT-1)&0XFF); } void lcd_Initializtion(void) { lcd_port_init(); deviceid = read_reg(0XDA00); deviceid = read_reg(0XDB00); deviceid<<=8; deviceid |= read_reg(0XDC00); /* deviceid check */ if(deviceid != 0x8000) { printf("Invalid LCD ID:%08X ",deviceid); printf("Please check you hardware and configure."); //while(1); return ; } else { printf(" LCD Device ID : %04X ",deviceid); } write_reg(0xF000,0x55); write_reg(0xF001,0xAA); write_reg(0xF002,0x52); write_reg(0xF003,0x08); write_reg(0xF004,0x01); //AVDD Set AVDD 5.2V write_reg(0xB000,0x0D); write_reg(0xB001,0x0D); write_reg(0xB002,0x0D); //AVDD ratio write_reg(0xB600,0x34); write_reg(0xB601,0x34); write_reg(0xB602,0x34); //AVEE -5.2V write_reg(0xB100,0x0D); write_reg(0xB101,0x0D); write_reg(0xB102,0x0D); //AVEE ratio write_reg(0xB700,0x34); write_reg(0xB701,0x34); write_reg(0xB702,0x34); //VCL -2.5V write_reg(0xB200,0x00); write_reg(0xB201,0x00); write_reg(0xB202,0x00); //VCL ratio write_reg(0xB800,0x24); write_reg(0xB801,0x24); write_reg(0xB802,0x24); //VGH 15V (Free pump) write_reg(0xBF00,0x01); write_reg(0xB300,0x0F); write_reg(0xB301,0x0F); write_reg(0xB302,0x0F); //VGH ratio write_reg(0xB900,0x34); write_reg(0xB901,0x34); write_reg(0xB902,0x34); //VGL_REG -10V write_reg(0xB500,0x08); write_reg(0xB501,0x08); write_reg(0xB502,0x08); write_reg(0xC200,0x03); //VGLX ratio write_reg(0xBA00,0x24); write_reg(0xBA01,0x24); write_reg(0xBA02,0x24); //VGMP/VGSP 4.5V/0V write_reg(0xBC00,0x00); write_reg(0xBC01,0x78); write_reg(0xBC02,0x00); //VGMN/VGSN -4.5V/0V write_reg(0xBD00,0x00); write_reg(0xBD01,0x78); write_reg(0xBD02,0x00); //VCOM write_reg(0xBE00,0x00); write_reg(0xBE01,0x64); //Gamma Setting write_reg(0xD100,0x00); write_reg(0xD101,0x33); write_reg(0xD102,0x00); write_reg(0xD103,0x34); write_reg(0xD104,0x00); write_reg(0xD105,0x3A); write_reg(0xD106,0x00); write_reg(0xD107,0x4A); write_reg(0xD108,0x00); write_reg(0xD109,0x5C); write_reg(0xD10A,0x00); write_reg(0xD10B,0x81); write_reg(0xD10C,0x00); write_reg(0xD10D,0xA6); write_reg(0xD10E,0x00); write_reg(0xD10F,0xE5); write_reg(0xD110,0x01); write_reg(0xD111,0x13); write_reg(0xD112,0x01); write_reg(0xD113,0x54); write_reg(0xD114,0x01); write_reg(0xD115,0x82); write_reg(0xD116,0x01); write_reg(0xD117,0xCA); write_reg(0xD118,0x02); write_reg(0xD119,0x00); write_reg(0xD11A,0x02); write_reg(0xD11B,0x01); write_reg(0xD11C,0x02); write_reg(0xD11D,0x34); write_reg(0xD11E,0x02); write_reg(0xD11F,0x67); write_reg(0xD120,0x02); write_reg(0xD121,0x84); write_reg(0xD122,0x02); write_reg(0xD123,0xA4); write_reg(0xD124,0x02); write_reg(0xD125,0xB7); write_reg(0xD126,0x02); write_reg(0xD127,0xCF); write_reg(0xD128,0x02); write_reg(0xD129,0xDE); write_reg(0xD12A,0x02); write_reg(0xD12B,0xF2); write_reg(0xD12C,0x02); write_reg(0xD12D,0xFE); write_reg(0xD12E,0x03); write_reg(0xD12F,0x10); write_reg(0xD130,0x03); write_reg(0xD131,0x33); write_reg(0xD132,0x03); write_reg(0xD133,0x6D); write_reg(0xD200,0x00); write_reg(0xD201,0x33); write_reg(0xD202,0x00); write_reg(0xD203,0x34); write_reg(0xD204,0x00); write_reg(0xD205,0x3A); write_reg(0xD206,0x00); write_reg(0xD207,0x4A); write_reg(0xD208,0x00); write_reg(0xD209,0x5C); write_reg(0xD20A,0x00); write_reg(0xD20B,0x81); write_reg(0xD20C,0x00); write_reg(0xD20D,0xA6); write_reg(0xD20E,0x00); write_reg(0xD20F,0xE5); write_reg(0xD210,0x01); write_reg(0xD211,0x13); write_reg(0xD212,0x01); write_reg(0xD213,0x54); write_reg(0xD214,0x01); write_reg(0xD215,0x82); write_reg(0xD216,0x01); write_reg(0xD217,0xCA); write_reg(0xD218,0x02); write_reg(0xD219,0x00); write_reg(0xD21A,0x02); write_reg(0xD21B,0x01); write_reg(0xD21C,0x02); write_reg(0xD21D,0x34); write_reg(0xD21E,0x02); write_reg(0xD21F,0x67); write_reg(0xD220,0x02); write_reg(0xD221,0x84); write_reg(0xD222,0x02); write_reg(0xD223,0xA4); write_reg(0xD224,0x02); write_reg(0xD225,0xB7); write_reg(0xD226,0x02); write_reg(0xD227,0xCF); write_reg(0xD228,0x02); write_reg(0xD229,0xDE); write_reg(0xD22A,0x02); write_reg(0xD22B,0xF2); write_reg(0xD22C,0x02); write_reg(0xD22D,0xFE); write_reg(0xD22E,0x03); write_reg(0xD22F,0x10); write_reg(0xD230,0x03); write_reg(0xD231,0x33); write_reg(0xD232,0x03); write_reg(0xD233,0x6D); write_reg(0xD300,0x00); write_reg(0xD301,0x33); write_reg(0xD302,0x00); write_reg(0xD303,0x34); write_reg(0xD304,0x00); write_reg(0xD305,0x3A); write_reg(0xD306,0x00); write_reg(0xD307,0x4A); write_reg(0xD308,0x00); write_reg(0xD309,0x5C); write_reg(0xD30A,0x00); write_reg(0xD30B,0x81); write_reg(0xD30C,0x00); write_reg(0xD30D,0xA6); write_reg(0xD30E,0x00); write_reg(0xD30F,0xE5); write_reg(0xD310,0x01); write_reg(0xD311,0x13); write_reg(0xD312,0x01); write_reg(0xD313,0x54); write_reg(0xD314,0x01); write_reg(0xD315,0x82); write_reg(0xD316,0x01); write_reg(0xD317,0xCA); write_reg(0xD318,0x02); write_reg(0xD319,0x00); write_reg(0xD31A,0x02); write_reg(0xD31B,0x01); write_reg(0xD31C,0x02); write_reg(0xD31D,0x34); write_reg(0xD31E,0x02); write_reg(0xD31F,0x67); write_reg(0xD320,0x02); write_reg(0xD321,0x84); write_reg(0xD322,0x02); write_reg(0xD323,0xA4); write_reg(0xD324,0x02); write_reg(0xD325,0xB7); write_reg(0xD326,0x02); write_reg(0xD327,0xCF); write_reg(0xD328,0x02); write_reg(0xD329,0xDE); write_reg(0xD32A,0x02); write_reg(0xD32B,0xF2); write_reg(0xD32C,0x02); write_reg(0xD32D,0xFE); write_reg(0xD32E,0x03); write_reg(0xD32F,0x10); write_reg(0xD330,0x03); write_reg(0xD331,0x33); write_reg(0xD332,0x03); write_reg(0xD333,0x6D); write_reg(0xD400,0x00); write_reg(0xD401,0x33); write_reg(0xD402,0x00); write_reg(0xD403,0x34); write_reg(0xD404,0x00); write_reg(0xD405,0x3A); write_reg(0xD406,0x00); write_reg(0xD407,0x4A); write_reg(0xD408,0x00); write_reg(0xD409,0x5C); write_reg(0xD40A,0x00); write_reg(0xD40B,0x81); write_reg(0xD40C,0x00); write_reg(0xD40D,0xA6); write_reg(0xD40E,0x00); write_reg(0xD40F,0xE5); write_reg(0xD410,0x01); write_reg(0xD411,0x13); write_reg(0xD412,0x01); write_reg(0xD413,0x54); write_reg(0xD414,0x01); write_reg(0xD415,0x82); write_reg(0xD416,0x01); write_reg(0xD417,0xCA); write_reg(0xD418,0x02); write_reg(0xD419,0x00); write_reg(0xD41A,0x02); write_reg(0xD41B,0x01); write_reg(0xD41C,0x02); write_reg(0xD41D,0x34); write_reg(0xD41E,0x02); write_reg(0xD41F,0x67); write_reg(0xD420,0x02); write_reg(0xD421,0x84); write_reg(0xD422,0x02); write_reg(0xD423,0xA4); write_reg(0xD424,0x02); write_reg(0xD425,0xB7); write_reg(0xD426,0x02); write_reg(0xD427,0xCF); write_reg(0xD428,0x02); write_reg(0xD429,0xDE); write_reg(0xD42A,0x02); write_reg(0xD42B,0xF2); write_reg(0xD42C,0x02); write_reg(0xD42D,0xFE); write_reg(0xD42E,0x03); write_reg(0xD42F,0x10); write_reg(0xD430,0x03); write_reg(0xD431,0x33); write_reg(0xD432,0x03); write_reg(0xD433,0x6D); write_reg(0xD500,0x00); write_reg(0xD501,0x33); write_reg(0xD502,0x00); write_reg(0xD503,0x34); write_reg(0xD504,0x00); write_reg(0xD505,0x3A); write_reg(0xD506,0x00); write_reg(0xD507,0x4A); write_reg(0xD508,0x00); write_reg(0xD509,0x5C); write_reg(0xD50A,0x00); write_reg(0xD50B,0x81); write_reg(0xD50C,0x00); write_reg(0xD50D,0xA6); write_reg(0xD50E,0x00); write_reg(0xD50F,0xE5); write_reg(0xD510,0x01); write_reg(0xD511,0x13); write_reg(0xD512,0x01); write_reg(0xD513,0x54); write_reg(0xD514,0x01); write_reg(0xD515,0x82); write_reg(0xD516,0x01); write_reg(0xD517,0xCA); write_reg(0xD518,0x02); write_reg(0xD519,0x00); write_reg(0xD51A,0x02); write_reg(0xD51B,0x01); write_reg(0xD51C,0x02); write_reg(0xD51D,0x34); write_reg(0xD51E,0x02); write_reg(0xD51F,0x67); write_reg(0xD520,0x02); write_reg(0xD521,0x84); write_reg(0xD522,0x02); write_reg(0xD523,0xA4); write_reg(0xD524,0x02); write_reg(0xD525,0xB7); write_reg(0xD526,0x02); write_reg(0xD527,0xCF); write_reg(0xD528,0x02); write_reg(0xD529,0xDE); write_reg(0xD52A,0x02); write_reg(0xD52B,0xF2); write_reg(0xD52C,0x02); write_reg(0xD52D,0xFE); write_reg(0xD52E,0x03); write_reg(0xD52F,0x10); write_reg(0xD530,0x03); write_reg(0xD531,0x33); write_reg(0xD532,0x03); write_reg(0xD533,0x6D); write_reg(0xD600,0x00); write_reg(0xD601,0x33); write_reg(0xD602,0x00); write_reg(0xD603,0x34); write_reg(0xD604,0x00); write_reg(0xD605,0x3A); write_reg(0xD606,0x00); write_reg(0xD607,0x4A); write_reg(0xD608,0x00); write_reg(0xD609,0x5C); write_reg(0xD60A,0x00); write_reg(0xD60B,0x81); write_reg(0xD60C,0x00); write_reg(0xD60D,0xA6); write_reg(0xD60E,0x00); write_reg(0xD60F,0xE5); write_reg(0xD610,0x01); write_reg(0xD611,0x13); write_reg(0xD612,0x01); write_reg(0xD613,0x54); write_reg(0xD614,0x01); write_reg(0xD615,0x82); write_reg(0xD616,0x01); write_reg(0xD617,0xCA); write_reg(0xD618,0x02); write_reg(0xD619,0x00); write_reg(0xD61A,0x02); write_reg(0xD61B,0x01); write_reg(0xD61C,0x02); write_reg(0xD61D,0x34); write_reg(0xD61E,0x02); write_reg(0xD61F,0x67); write_reg(0xD620,0x02); write_reg(0xD621,0x84); write_reg(0xD622,0x02); write_reg(0xD623,0xA4); write_reg(0xD624,0x02); write_reg(0xD625,0xB7); write_reg(0xD626,0x02); write_reg(0xD627,0xCF); write_reg(0xD628,0x02); write_reg(0xD629,0xDE); write_reg(0xD62A,0x02); write_reg(0xD62B,0xF2); write_reg(0xD62C,0x02); write_reg(0xD62D,0xFE); write_reg(0xD62E,0x03); write_reg(0xD62F,0x10); write_reg(0xD630,0x03); write_reg(0xD631,0x33); write_reg(0xD632,0x03); write_reg(0xD633,0x6D); //LV2 Page 0 enable write_reg(0xF000,0x55); write_reg(0xF001,0xAA); write_reg(0xF002,0x52); write_reg(0xF003,0x08); write_reg(0xF004,0x00); //Display control write_reg(0xB100, 0xCC); write_reg(0xB101, 0x00); //Source hold time write_reg(0xB600,0x05); //Gate EQ control write_reg(0xB700,0x70); write_reg(0xB701,0x70); //Source EQ control (Mode 2) write_reg(0xB800,0x01); write_reg(0xB801,0x03); write_reg(0xB802,0x03); write_reg(0xB803,0x03); //Inversion mode (2-dot) write_reg(0xBC00,0x02); write_reg(0xBC01,0x00); write_reg(0xBC02,0x00); //Timing control 4H w/ 4-delay write_reg(0xC900,0xD0); write_reg(0xC901,0x02); write_reg(0xC902,0x50); write_reg(0xC903,0x50); write_reg(0xC904,0x50); write_reg(0x3500,0x00); write_reg(0x3A00,0x55); //16-bit/pixel write_cmd(0x1100); delay(120); write_cmd(0x2900); lcd_Scan_dir(U2D_R2L); //数据总线测试,用于测试硬件连接是否正常. lcd_data_bus_test(); //清屏 lcd_clear( Blue ); } /* 设置像素点 颜色,X,Y */ void rt_hw_lcd_set_pixel(const char* pixel, int x, int y) { lcd_SetCursor(x,y); rw_data_prepare(); write_data(*(rt_uint16_t*)pixel); } /* 获取像素点颜色 */ void rt_hw_lcd_get_pixel(char* pixel, int x, int y) { *(rt_uint16_t*)pixel = BGR2RGB( lcd_read_gram(x,y) ); } /* 画水平线 */ void rt_hw_lcd_draw_hline(const char* pixel, int x1, int x2, int y) { /* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */ write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) ); lcd_SetCursor(x1, y); rw_data_prepare(); /* Prepare to write GRAM */ while (x1 < x2) { write_data( *(rt_uint16_t*)pixel ); x1++; } } /* 垂直线 */ void rt_hw_lcd_draw_vline(const char* pixel, int x, int y1, int y2) { /* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */ write_reg(0x0003,(1<<12)|(1<<5)|(0<<4) | (1<<3) ); lcd_SetCursor(x, y1); rw_data_prepare(); /* Prepare to write GRAM */ while (y1 < y2) { write_data( *(rt_uint16_t*)pixel ); y1++; } } /* ?? */ void rt_hw_lcd_draw_blit_line(const char* pixels, int x, int y, rt_size_t size) { rt_uint16_t *ptr; ptr = (rt_uint16_t*)pixels; /* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */ write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) ); lcd_SetCursor(x, y); rw_data_prepare(); /* Prepare to write GRAM */ while (size) { write_data(*ptr ++); size --; } } struct rt_device_graphic_ops lcd_nt35510_ops = { rt_hw_lcd_set_pixel, rt_hw_lcd_get_pixel, rt_hw_lcd_draw_hline, rt_hw_lcd_draw_vline, rt_hw_lcd_draw_blit_line }; struct rt_device _lcd_device; static rt_err_t lcd_init(rt_device_t dev) { return RT_EOK; } static rt_err_t lcd_open(rt_device_t dev, rt_uint16_t oflag) { return RT_EOK; } static rt_err_t lcd_close(rt_device_t dev) { return RT_EOK; } static rt_err_t lcd_control(rt_device_t dev, rt_uint8_t cmd, void *args) { switch (cmd) { case RTGRAPHIC_CTRL_GET_INFO: { struct rt_device_graphic_info *info; info = (struct rt_device_graphic_info*) args; RT_ASSERT(info != RT_NULL); info->bits_per_pixel = BPP; info->pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565P; info->framebuffer = RT_NULL; info->width = LCD_WIDTH; info->height = LCD_HEIGHT; } break; case RTGRAPHIC_CTRL_RECT_UPDATE: /* nothong to be done */ break; default: break; } return RT_EOK; } void rt_hw_lcd_init(void) { /* LCD RESET */ /* PC4 : LCD RESET */ { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(LCD_RST_BUS, ENABLE); GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Pin = LCD_RST_PIN; GPIO_Init(LCD_RST_PIO,&GPIO_InitStructure); GPIO_ResetBits(LCD_RST_PIO,LCD_RST_PIN); GPIO_SetBits(LCD_RST_PIO,LCD_RST_PIN); /* wait for lcd reset */ rt_thread_delay(1); } /* register lcd device */ _lcd_device.type = RT_Device_Class_Graphic; _lcd_device.init = lcd_init; _lcd_device.open = lcd_open; _lcd_device.close = lcd_close; _lcd_device.control = lcd_control; _lcd_device.read = RT_NULL; _lcd_device.write = RT_NULL; _lcd_device.user_data = &lcd_nt35510_ops; lcd_Initializtion(); // turn on lcd backlight LCD_PWM_Init(); /* register graphic device driver */ rt_device_register(&_lcd_device, "lcd", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STANDALONE); } ```
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默认排序
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mostone
2015-07-19
这家伙很懒，什么也没写！
读取点颜色值还没改。
里昂子朋
2020-03-23
这家伙很懒，什么也没写！
>读取点颜色值还没改。 --- 您好，5510设备驱动后续有更新吗
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