/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-10-14 spaceman first version */ #include "lcd.h" // __align(256) rt_uint32_t LTDC_Buf[XSIZE_PHYS * YSIZE_PHYS]; volatile void LCD_delay(volatile int time) //简单软件延时 { // volatile rt_uint32_t i; // while (time--) // for (i = 500; i > 0; i--) // ; rt_thread_mdelay(time); } void LTDC_Clock_Set(void) //设置LTDC时钟 { RCC->AHB1ENR |= 1 << 31; RCC->CR |= 1 << 28; RCC->PLLDCKCFGR = 0x1 << 16; //分频系数 0~3 --> 2,4,6,8 RCC->PLLLCDCFGR = 6 << 6; //倍频系数 } void GPIO_RGB_INIT(void) { GPIO_InitTypeDef GPIO_InitStructure; //定义GPIO初始化结构体变量 RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE, ENABLE); //DE=PB4, PCLK=PB5, HSYNC=PB6, VSYNC=PB7 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_Init(GPIOB, &GPIO_InitStructure); //lcd_reset:PD6 LCD_Black_Light On Off :PD8 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_8; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_Init(GPIOD, &GPIO_InitStructure); // GPIO模拟SPI初始化液晶屏 SPI_SDA SPI_DCLK LCD_SPI_CS GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_9 | GPIO_Pin_11; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_Init(GPIOB, &GPIO_InitStructure); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; GPIO_Init(GPIOE, &GPIO_InitStructure); GPIO_PinAFConfig(GPIOB, GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7, GPIO_AF_LTDC); //PB4~7复用为LTDC的同步信号线 GPIO_PinAFConfig(GPIOE, GPIO_Pin_All, GPIO_AF_LTDC); //GPIOE所有的IO全部复用为LTDC的数据线 } static void LCD_Reset(void) { //注意，现在科学发达，有的屏不用复位也行 LCD_RST(0); LCD_delay(200); LCD_RST(1); LCD_delay(200); } void set_resolutionXX(LCD_FORM_TypeDef *LCD_FORM) { rt_uint32_t aHorStart; rt_uint32_t aHorEnd; rt_uint32_t aVerStart; rt_uint32_t aVerEnd; aHorStart = LCD_FORM->blkHorEnd + 1; aHorEnd = aHorStart + LCD_FORM->aHorLen; aVerStart = LCD_FORM->blkVerEnd + 1; aVerEnd = aVerStart + LCD_FORM->aVerLen; LTDC->P_HOR = aHorEnd; //总宽度 LTDC->HSYNC = (LCD_FORM->sHsyncStart << 16) | LCD_FORM->sHsyncEnd; //水平同步信号起始和结束，位于背景色中间 LTDC->A_HOR = (aHorStart << 16) | aHorEnd; //水平激活起始和结束 LTDC->A_HOR_LEN = LCD_FORM->aHorLen; //水平激活域宽度 LTDC->BLK_HOR = (0 << 16) | LCD_FORM->blkHorEnd; //背景开始和结束宽度0~激活地址 LTDC->P_VER = aVerEnd; LTDC->VSYNC = (LCD_FORM->sVsyncStart << 16) | LCD_FORM->sVsyncEnd; LTDC->A_VER = (aVerStart << 16) | aVerEnd; LTDC->A_VER_LEN = LCD_FORM->aVerLen; LTDC->BLK_VER = (0 << 16) | LCD_FORM->blkVerEnd; } void Set_LCD_Timing_to_LTDC(rt_uint32_t LTDC_Buf1, rt_uint32_t LTDC_Buf2) { LCD_FORM_TypeDef LCD_FORM; LTDC->OUT_EN = 0; LTDC->DP_ADDR0 = LTDC_Buf1; //第0层地址 LTDC->DP_ADDR1 = LTDC_Buf2;//第一层地址 LTDC->BLK_DATA = 0x0000; //背景色 LCD_FORM.sHsyncStart = 0x2; //水平激活起始 LCD_FORM.sHsyncEnd = 0x3; //水平激活结束 LCD_FORM.aHorLen = 480 - 1; //水平分辨率 LCD_FORM.blkHorEnd = 0xf; //水平消隐 LCD_FORM.sVsyncStart = 0x2; //垂直激活起始 LCD_FORM.sVsyncEnd = 0x3; //垂直激活结束 LCD_FORM.aVerLen = 800 - 1; //垂直分辨率 LCD_FORM.blkVerEnd = 0xF; //垂直消隐 set_resolutionXX(&LCD_FORM); LTDC->VI_FORMAT = 0; LTDC->POL_CTL = 0x8 + 3; LTDC->OUT_EN |= 0x107; } void LTDC_IRQHandler(void) { LTDC->INTR_CLR = 2; LTDC->DP_SWT ^= 1; //连续显示两幅图片 if (LTDC->DP_SWT != 0) { // fun_test(SDRAM_RGB_ADD); } else { // fun_test(SDRAM_RGB_ADD+SDRAM_RGB_OFFSET); } // if(LTDC->INTR_STA & 2) // { // } } void LCD_WriteByteSPI(unsigned char byte) { unsigned char n; for (n = 0; n < 8; n++) { if (byte & 0x80) SPI_SDA(1) else SPI_SDA(0) byte <<= 1; SPI_DCLK(0); SPI_DCLK(1); } } void SPI_WriteComm(rt_uint16_t CMD) { LCD_SPI_CS(0); LCD_WriteByteSPI(0X20); LCD_WriteByteSPI(CMD >> 8); LCD_WriteByteSPI(0X00); LCD_WriteByteSPI(CMD); LCD_SPI_CS(1); } void SPI_WriteData(rt_uint16_t tem_data) { LCD_SPI_CS(0); LCD_WriteByteSPI(0x40); LCD_WriteByteSPI(tem_data); LCD_SPI_CS(1); } void BlockWrite(unsigned int Xstart, unsigned int Xend, unsigned int Ystart, unsigned int Yend) { SPI_WriteComm(0x2a00); SPI_WriteData(Xstart >> 8); SPI_WriteComm(0x2a01); SPI_WriteData(Xstart & 0xff); SPI_WriteComm(0x2a02); SPI_WriteData(Xend >> 8); SPI_WriteComm(0x2a03); SPI_WriteData(Xend & 0xff); SPI_WriteComm(0x2b00); SPI_WriteData(Ystart >> 8); SPI_WriteComm(0x2b01); SPI_WriteData(Ystart & 0xff); SPI_WriteComm(0x2b02); SPI_WriteData(Yend >> 8); SPI_WriteComm(0x2b03); SPI_WriteData(Yend & 0xff); SPI_WriteComm(0x2c00); // for(Xstart=0;Xstart<1000;Xstart++)SPI_WriteData(0x55); } void Lcd_Initialize(void) { LCD_SPI_CS(1); LCD_delay(20); LCD_SPI_CS(0); LCD_Reset(); //ENABLE PAGE 1 SPI_WriteComm(0xF000); SPI_WriteData(0x55); SPI_WriteComm(0xF001); SPI_WriteData(0xAA); SPI_WriteComm(0xF002); SPI_WriteData(0x52); SPI_WriteComm(0xF003); SPI_WriteData(0x08); SPI_WriteComm(0xF004); SPI_WriteData(0x01); //GAMMA SETING RED SPI_WriteComm(0xD100); SPI_WriteData(0x00); SPI_WriteComm(0xD101); SPI_WriteData(0x00); SPI_WriteComm(0xD102); SPI_WriteData(0x1b); SPI_WriteComm(0xD103); SPI_WriteData(0x44); SPI_WriteComm(0xD104); SPI_WriteData(0x62); SPI_WriteComm(0xD105); SPI_WriteData(0x00); SPI_WriteComm(0xD106); SPI_WriteData(0x7b); SPI_WriteComm(0xD107); SPI_WriteData(0xa1); SPI_WriteComm(0xD108); SPI_WriteData(0xc0); SPI_WriteComm(0xD109); SPI_WriteData(0xee); SPI_WriteComm(0xD10A); SPI_WriteData(0x55); SPI_WriteComm(0xD10B); SPI_WriteData(0x10); SPI_WriteComm(0xD10C); SPI_WriteData(0x2c); SPI_WriteComm(0xD10D); SPI_WriteData(0x43); SPI_WriteComm(0xD10E); SPI_WriteData(0x57); SPI_WriteComm(0xD10F); SPI_WriteData(0x55); SPI_WriteComm(0xD110); SPI_WriteData(0x68); SPI_WriteComm(0xD111); SPI_WriteData(0x78); SPI_WriteComm(0xD112); SPI_WriteData(0x87); SPI_WriteComm(0xD113); SPI_WriteData(0x94); SPI_WriteComm(0xD114); SPI_WriteData(0x55); SPI_WriteComm(0xD115); SPI_WriteData(0xa0); SPI_WriteComm(0xD116); SPI_WriteData(0xac); SPI_WriteComm(0xD117); SPI_WriteData(0xb6); SPI_WriteComm(0xD118); SPI_WriteData(0xc1); SPI_WriteComm(0xD119); SPI_WriteData(0x55); SPI_WriteComm(0xD11A); SPI_WriteData(0xcb); SPI_WriteComm(0xD11B); SPI_WriteData(0xcd); SPI_WriteComm(0xD11C); SPI_WriteData(0xd6); SPI_WriteComm(0xD11D); SPI_WriteData(0xdf); SPI_WriteComm(0xD11E); SPI_WriteData(0x95); SPI_WriteComm(0xD11F); SPI_WriteData(0xe8); SPI_WriteComm(0xD120); SPI_WriteData(0xf1); SPI_WriteComm(0xD121); SPI_WriteData(0xfa); SPI_WriteComm(0xD122); SPI_WriteData(0x02); SPI_WriteComm(0xD123); SPI_WriteData(0xaa); SPI_WriteComm(0xD124); SPI_WriteData(0x0b); SPI_WriteComm(0xD125); SPI_WriteData(0x13); SPI_WriteComm(0xD126); SPI_WriteData(0x1d); SPI_WriteComm(0xD127); SPI_WriteData(0x26); SPI_WriteComm(0xD128); SPI_WriteData(0xaa); SPI_WriteComm(0xD129); SPI_WriteData(0x30); SPI_WriteComm(0xD12A); SPI_WriteData(0x3c); SPI_WriteComm(0xD12B); SPI_WriteData(0x4A); SPI_WriteComm(0xD12C); SPI_WriteData(0x63); SPI_WriteComm(0xD12D); SPI_WriteData(0xea); SPI_WriteComm(0xD12E); SPI_WriteData(0x79); SPI_WriteComm(0xD12F); SPI_WriteData(0xa6); SPI_WriteComm(0xD130); SPI_WriteData(0xd0); SPI_WriteComm(0xD131); SPI_WriteData(0x20); SPI_WriteComm(0xD132); SPI_WriteData(0x0f); SPI_WriteComm(0xD133); SPI_WriteData(0x8e); SPI_WriteComm(0xD134); SPI_WriteData(0xff); //GAMMA SETING GREEN SPI_WriteComm(0xD200); SPI_WriteData(0x00); SPI_WriteComm(0xD201); SPI_WriteData(0x00); SPI_WriteComm(0xD202); SPI_WriteData(0x1b); SPI_WriteComm(0xD203); SPI_WriteData(0x44); SPI_WriteComm(0xD204); SPI_WriteData(0x62); SPI_WriteComm(0xD205); SPI_WriteData(0x00); SPI_WriteComm(0xD206); SPI_WriteData(0x7b); SPI_WriteComm(0xD207); SPI_WriteData(0xa1); SPI_WriteComm(0xD208); SPI_WriteData(0xc0); SPI_WriteComm(0xD209); SPI_WriteData(0xee); SPI_WriteComm(0xD20A); SPI_WriteData(0x55); SPI_WriteComm(0xD20B); SPI_WriteData(0x10); SPI_WriteComm(0xD20C); SPI_WriteData(0x2c); SPI_WriteComm(0xD20D); SPI_WriteData(0x43); SPI_WriteComm(0xD20E); SPI_WriteData(0x57); SPI_WriteComm(0xD20F); SPI_WriteData(0x55); SPI_WriteComm(0xD210); SPI_WriteData(0x68); SPI_WriteComm(0xD211); SPI_WriteData(0x78); SPI_WriteComm(0xD212); SPI_WriteData(0x87); SPI_WriteComm(0xD213); SPI_WriteData(0x94); SPI_WriteComm(0xD214); SPI_WriteData(0x55); SPI_WriteComm(0xD215); SPI_WriteData(0xa0); SPI_WriteComm(0xD216); SPI_WriteData(0xac); SPI_WriteComm(0xD217); SPI_WriteData(0xb6); SPI_WriteComm(0xD218); SPI_WriteData(0xc1); SPI_WriteComm(0xD219); SPI_WriteData(0x55); SPI_WriteComm(0xD21A); SPI_WriteData(0xcb); SPI_WriteComm(0xD21B); SPI_WriteData(0xcd); SPI_WriteComm(0xD21C); SPI_WriteData(0xd6); SPI_WriteComm(0xD21D); SPI_WriteData(0xdf); SPI_WriteComm(0xD21E); SPI_WriteData(0x95); SPI_WriteComm(0xD21F); SPI_WriteData(0xe8); SPI_WriteComm(0xD220); SPI_WriteData(0xf1); SPI_WriteComm(0xD221); SPI_WriteData(0xfa); SPI_WriteComm(0xD222); SPI_WriteData(0x02); SPI_WriteComm(0xD223); SPI_WriteData(0xaa); SPI_WriteComm(0xD224); SPI_WriteData(0x0b); SPI_WriteComm(0xD225); SPI_WriteData(0x13); SPI_WriteComm(0xD226); SPI_WriteData(0x1d); SPI_WriteComm(0xD227); SPI_WriteData(0x26); SPI_WriteComm(0xD228); SPI_WriteData(0xaa); SPI_WriteComm(0xD229); SPI_WriteData(0x30); SPI_WriteComm(0xD22A); SPI_WriteData(0x3c); SPI_WriteComm(0xD22B); SPI_WriteData(0x4a); SPI_WriteComm(0xD22C); SPI_WriteData(0x63); SPI_WriteComm(0xD22D); SPI_WriteData(0xea); SPI_WriteComm(0xD22E); SPI_WriteData(0x79); SPI_WriteComm(0xD22F); SPI_WriteData(0xa6); SPI_WriteComm(0xD230); SPI_WriteData(0xd0); SPI_WriteComm(0xD231); SPI_WriteData(0x20); SPI_WriteComm(0xD232); SPI_WriteData(0x0f); SPI_WriteComm(0xD233); SPI_WriteData(0x8e); SPI_WriteComm(0xD234); SPI_WriteData(0xff); //GAMMA SETING BLUE SPI_WriteComm(0xD300); SPI_WriteData(0x00); SPI_WriteComm(0xD301); SPI_WriteData(0x00); SPI_WriteComm(0xD302); SPI_WriteData(0x1b); SPI_WriteComm(0xD303); SPI_WriteData(0x44); SPI_WriteComm(0xD304); SPI_WriteData(0x62); SPI_WriteComm(0xD305); SPI_WriteData(0x00); SPI_WriteComm(0xD306); SPI_WriteData(0x7b); SPI_WriteComm(0xD307); SPI_WriteData(0xa1); SPI_WriteComm(0xD308); SPI_WriteData(0xc0); SPI_WriteComm(0xD309); SPI_WriteData(0xee); SPI_WriteComm(0xD30A); SPI_WriteData(0x55); SPI_WriteComm(0xD30B); SPI_WriteData(0x10); SPI_WriteComm(0xD30C); SPI_WriteData(0x2c); SPI_WriteComm(0xD30D); SPI_WriteData(0x43); SPI_WriteComm(0xD30E); SPI_WriteData(0x57); SPI_WriteComm(0xD30F); SPI_WriteData(0x55); SPI_WriteComm(0xD310); SPI_WriteData(0x68); SPI_WriteComm(0xD311); SPI_WriteData(0x78); SPI_WriteComm(0xD312); SPI_WriteData(0x87); SPI_WriteComm(0xD313); SPI_WriteData(0x94); SPI_WriteComm(0xD314); SPI_WriteData(0x55); SPI_WriteComm(0xD315); SPI_WriteData(0xa0); SPI_WriteComm(0xD316); SPI_WriteData(0xac); SPI_WriteComm(0xD317); SPI_WriteData(0xb6); SPI_WriteComm(0xD318); SPI_WriteData(0xc1); SPI_WriteComm(0xD319); SPI_WriteData(0x55); SPI_WriteComm(0xD31A); SPI_WriteData(0xcb); SPI_WriteComm(0xD31B); SPI_WriteData(0xcd); SPI_WriteComm(0xD31C); SPI_WriteData(0xd6); SPI_WriteComm(0xD31D); SPI_WriteData(0xdf); SPI_WriteComm(0xD31E); SPI_WriteData(0x95); SPI_WriteComm(0xD31F); SPI_WriteData(0xe8); SPI_WriteComm(0xD320); SPI_WriteData(0xf1); SPI_WriteComm(0xD321); SPI_WriteData(0xfa); SPI_WriteComm(0xD322); SPI_WriteData(0x02); SPI_WriteComm(0xD323); SPI_WriteData(0xaa); SPI_WriteComm(0xD324); SPI_WriteData(0x0b); SPI_WriteComm(0xD325); SPI_WriteData(0x13); SPI_WriteComm(0xD326); SPI_WriteData(0x1d); SPI_WriteComm(0xD327); SPI_WriteData(0x26); SPI_WriteComm(0xD328); SPI_WriteData(0xaa); SPI_WriteComm(0xD329); SPI_WriteData(0x30); SPI_WriteComm(0xD32A); SPI_WriteData(0x3c); SPI_WriteComm(0xD32B); SPI_WriteData(0x4A); SPI_WriteComm(0xD32C); SPI_WriteData(0x63); SPI_WriteComm(0xD32D); SPI_WriteData(0xea); SPI_WriteComm(0xD32E); SPI_WriteData(0x79); SPI_WriteComm(0xD32F); SPI_WriteData(0xa6); SPI_WriteComm(0xD330); SPI_WriteData(0xd0); SPI_WriteComm(0xD331); SPI_WriteData(0x20); SPI_WriteComm(0xD332); SPI_WriteData(0x0f); SPI_WriteComm(0xD333); SPI_WriteData(0x8e); SPI_WriteComm(0xD334); SPI_WriteData(0xff); //GAMMA SETING RED SPI_WriteComm(0xD400); SPI_WriteData(0x00); SPI_WriteComm(0xD401); SPI_WriteData(0x00); SPI_WriteComm(0xD402); SPI_WriteData(0x1b); SPI_WriteComm(0xD403); SPI_WriteData(0x44); SPI_WriteComm(0xD404); SPI_WriteData(0x62); SPI_WriteComm(0xD405); SPI_WriteData(0x00); SPI_WriteComm(0xD406); SPI_WriteData(0x7b); SPI_WriteComm(0xD407); SPI_WriteData(0xa1); SPI_WriteComm(0xD408); SPI_WriteData(0xc0); SPI_WriteComm(0xD409); SPI_WriteData(0xee); SPI_WriteComm(0xD40A); SPI_WriteData(0x55); SPI_WriteComm(0xD40B); SPI_WriteData(0x10); SPI_WriteComm(0xD40C); SPI_WriteData(0x2c); SPI_WriteComm(0xD40D); SPI_WriteData(0x43); SPI_WriteComm(0xD40E); SPI_WriteData(0x57); SPI_WriteComm(0xD40F); SPI_WriteData(0x55); SPI_WriteComm(0xD410); SPI_WriteData(0x68); SPI_WriteComm(0xD411); SPI_WriteData(0x78); SPI_WriteComm(0xD412); SPI_WriteData(0x87); SPI_WriteComm(0xD413); SPI_WriteData(0x94); SPI_WriteComm(0xD414); SPI_WriteData(0x55); SPI_WriteComm(0xD415); SPI_WriteData(0xa0); SPI_WriteComm(0xD416); SPI_WriteData(0xac); SPI_WriteComm(0xD417); SPI_WriteData(0xb6); SPI_WriteComm(0xD418); SPI_WriteData(0xc1); SPI_WriteComm(0xD419); SPI_WriteData(0x55); SPI_WriteComm(0xD41A); SPI_WriteData(0xcb); SPI_WriteComm(0xD41B); SPI_WriteData(0xcd); SPI_WriteComm(0xD41C); SPI_WriteData(0xd6); SPI_WriteComm(0xD41D); SPI_WriteData(0xdf); SPI_WriteComm(0xD41E); SPI_WriteData(0x95); SPI_WriteComm(0xD41F); SPI_WriteData(0xe8); SPI_WriteComm(0xD420); SPI_WriteData(0xf1); SPI_WriteComm(0xD421); SPI_WriteData(0xfa); SPI_WriteComm(0xD422); SPI_WriteData(0x02); SPI_WriteComm(0xD423); SPI_WriteData(0xaa); SPI_WriteComm(0xD424); SPI_WriteData(0x0b); SPI_WriteComm(0xD425); SPI_WriteData(0x13); SPI_WriteComm(0xD426); SPI_WriteData(0x1d); SPI_WriteComm(0xD427); SPI_WriteData(0x26); SPI_WriteComm(0xD428); SPI_WriteData(0xaa); SPI_WriteComm(0xD429); SPI_WriteData(0x30); SPI_WriteComm(0xD42A); SPI_WriteData(0x3c); SPI_WriteComm(0xD42B); SPI_WriteData(0x4A); SPI_WriteComm(0xD42C); SPI_WriteData(0x63); SPI_WriteComm(0xD42D); SPI_WriteData(0xea); SPI_WriteComm(0xD42E); SPI_WriteData(0x79); SPI_WriteComm(0xD42F); SPI_WriteData(0xa6); SPI_WriteComm(0xD430); SPI_WriteData(0xd0); SPI_WriteComm(0xD431); SPI_WriteData(0x20); SPI_WriteComm(0xD432); SPI_WriteData(0x0f); SPI_WriteComm(0xD433); SPI_WriteData(0x8e); SPI_WriteComm(0xD434); SPI_WriteData(0xff); //GAMMA SETING GREEN SPI_WriteComm(0xD500); SPI_WriteData(0x00); SPI_WriteComm(0xD501); SPI_WriteData(0x00); SPI_WriteComm(0xD502); SPI_WriteData(0x1b); SPI_WriteComm(0xD503); SPI_WriteData(0x44); SPI_WriteComm(0xD504); SPI_WriteData(0x62); SPI_WriteComm(0xD505); SPI_WriteData(0x00); SPI_WriteComm(0xD506); SPI_WriteData(0x7b); SPI_WriteComm(0xD507); SPI_WriteData(0xa1); SPI_WriteComm(0xD508); SPI_WriteData(0xc0); SPI_WriteComm(0xD509); SPI_WriteData(0xee); SPI_WriteComm(0xD50A); SPI_WriteData(0x55); SPI_WriteComm(0xD50B); SPI_WriteData(0x10); SPI_WriteComm(0xD50C); SPI_WriteData(0x2c); SPI_WriteComm(0xD50D); SPI_WriteData(0x43); SPI_WriteComm(0xD50E); SPI_WriteData(0x57); SPI_WriteComm(0xD50F); SPI_WriteData(0x55); SPI_WriteComm(0xD510); SPI_WriteData(0x68); SPI_WriteComm(0xD511); SPI_WriteData(0x78); SPI_WriteComm(0xD512); SPI_WriteData(0x87); SPI_WriteComm(0xD513); SPI_WriteData(0x94); SPI_WriteComm(0xD514); SPI_WriteData(0x55); SPI_WriteComm(0xD515); SPI_WriteData(0xa0); SPI_WriteComm(0xD516); SPI_WriteData(0xac); SPI_WriteComm(0xD517); SPI_WriteData(0xb6); SPI_WriteComm(0xD518); SPI_WriteData(0xc1); SPI_WriteComm(0xD519); SPI_WriteData(0x55); SPI_WriteComm(0xD51A); SPI_WriteData(0xcb); SPI_WriteComm(0xD51B); SPI_WriteData(0xcd); SPI_WriteComm(0xD51C); SPI_WriteData(0xd6); SPI_WriteComm(0xD51D); SPI_WriteData(0xdf); SPI_WriteComm(0xD51E); SPI_WriteData(0x95); SPI_WriteComm(0xD51F); SPI_WriteData(0xe8); SPI_WriteComm(0xD520); SPI_WriteData(0xf1); SPI_WriteComm(0xD521); SPI_WriteData(0xfa); SPI_WriteComm(0xD522); SPI_WriteData(0x02); SPI_WriteComm(0xD523); SPI_WriteData(0xaa); SPI_WriteComm(0xD524); SPI_WriteData(0x0b); SPI_WriteComm(0xD525); SPI_WriteData(0x13); SPI_WriteComm(0xD526); SPI_WriteData(0x1d); SPI_WriteComm(0xD527); SPI_WriteData(0x26); SPI_WriteComm(0xD528); SPI_WriteData(0xaa); SPI_WriteComm(0xD529); SPI_WriteData(0x30); SPI_WriteComm(0xD52A); SPI_WriteData(0x3c); SPI_WriteComm(0xD52B); SPI_WriteData(0x4a); SPI_WriteComm(0xD52C); SPI_WriteData(0x63); SPI_WriteComm(0xD52D); SPI_WriteData(0xea); SPI_WriteComm(0xD52E); SPI_WriteData(0x79); SPI_WriteComm(0xD52F); SPI_WriteData(0xa6); SPI_WriteComm(0xD530); SPI_WriteData(0xd0); SPI_WriteComm(0xD531); SPI_WriteData(0x20); SPI_WriteComm(0xD532); SPI_WriteData(0x0f); SPI_WriteComm(0xD533); SPI_WriteData(0x8e); SPI_WriteComm(0xD534); SPI_WriteData(0xff); //GAMMA SETING BLUE SPI_WriteComm(0xD600); SPI_WriteData(0x00); SPI_WriteComm(0xD601); SPI_WriteData(0x00); SPI_WriteComm(0xD602); SPI_WriteData(0x1b); SPI_WriteComm(0xD603); SPI_WriteData(0x44); SPI_WriteComm(0xD604); SPI_WriteData(0x62); SPI_WriteComm(0xD605); SPI_WriteData(0x00); SPI_WriteComm(0xD606); SPI_WriteData(0x7b); SPI_WriteComm(0xD607); SPI_WriteData(0xa1); SPI_WriteComm(0xD608); SPI_WriteData(0xc0); SPI_WriteComm(0xD609); SPI_WriteData(0xee); SPI_WriteComm(0xD60A); SPI_WriteData(0x55); SPI_WriteComm(0xD60B); SPI_WriteData(0x10); SPI_WriteComm(0xD60C); SPI_WriteData(0x2c); SPI_WriteComm(0xD60D); SPI_WriteData(0x43); SPI_WriteComm(0xD60E); SPI_WriteData(0x57); SPI_WriteComm(0xD60F); SPI_WriteData(0x55); SPI_WriteComm(0xD610); SPI_WriteData(0x68); SPI_WriteComm(0xD611); SPI_WriteData(0x78); SPI_WriteComm(0xD612); SPI_WriteData(0x87); SPI_WriteComm(0xD613); SPI_WriteData(0x94); SPI_WriteComm(0xD614); SPI_WriteData(0x55); SPI_WriteComm(0xD615); SPI_WriteData(0xa0); SPI_WriteComm(0xD616); SPI_WriteData(0xac); SPI_WriteComm(0xD617); SPI_WriteData(0xb6); SPI_WriteComm(0xD618); SPI_WriteData(0xc1); SPI_WriteComm(0xD619); SPI_WriteData(0x55); SPI_WriteComm(0xD61A); SPI_WriteData(0xcb); SPI_WriteComm(0xD61B); SPI_WriteData(0xcd); SPI_WriteComm(0xD61C); SPI_WriteData(0xd6); SPI_WriteComm(0xD61D); SPI_WriteData(0xdf); SPI_WriteComm(0xD61E); SPI_WriteData(0x95); SPI_WriteComm(0xD61F); SPI_WriteData(0xe8); SPI_WriteComm(0xD620); SPI_WriteData(0xf1); SPI_WriteComm(0xD621); SPI_WriteData(0xfa); SPI_WriteComm(0xD622); SPI_WriteData(0x02); SPI_WriteComm(0xD623); SPI_WriteData(0xaa); SPI_WriteComm(0xD624); SPI_WriteData(0x0b); SPI_WriteComm(0xD625); SPI_WriteData(0x13); SPI_WriteComm(0xD626); SPI_WriteData(0x1d); SPI_WriteComm(0xD627); SPI_WriteData(0x26); SPI_WriteComm(0xD628); SPI_WriteData(0xaa); SPI_WriteComm(0xD629); SPI_WriteData(0x30); SPI_WriteComm(0xD62A); SPI_WriteData(0x3c); SPI_WriteComm(0xD62B); SPI_WriteData(0x4A); SPI_WriteComm(0xD62C); SPI_WriteData(0x63); SPI_WriteComm(0xD62D); SPI_WriteData(0xea); SPI_WriteComm(0xD62E); SPI_WriteData(0x79); SPI_WriteComm(0xD62F); SPI_WriteData(0xa6); SPI_WriteComm(0xD630); SPI_WriteData(0xd0); SPI_WriteComm(0xD631); SPI_WriteData(0x20); SPI_WriteComm(0xD632); SPI_WriteData(0x0f); SPI_WriteComm(0xD633); SPI_WriteData(0x8e); SPI_WriteComm(0xD634); SPI_WriteData(0xff); //AVDD VOLTAGE SETTING SPI_WriteComm(0xB000); SPI_WriteData(0x05); SPI_WriteComm(0xB001); SPI_WriteData(0x05); SPI_WriteComm(0xB002); SPI_WriteData(0x05); //AVEE VOLTAGE SETTING SPI_WriteComm(0xB100); SPI_WriteData(0x05); SPI_WriteComm(0xB101); SPI_WriteData(0x05); SPI_WriteComm(0xB102); SPI_WriteData(0x05); //AVDD Boosting SPI_WriteComm(0xB600); SPI_WriteData(0x34); SPI_WriteComm(0xB601); SPI_WriteData(0x34); SPI_WriteComm(0xB603); SPI_WriteData(0x34); //AVEE Boosting SPI_WriteComm(0xB700); SPI_WriteData(0x24); SPI_WriteComm(0xB701); SPI_WriteData(0x24); SPI_WriteComm(0xB702); SPI_WriteData(0x24); //VCL Boosting SPI_WriteComm(0xB800); SPI_WriteData(0x24); SPI_WriteComm(0xB801); SPI_WriteData(0x24); SPI_WriteComm(0xB802); SPI_WriteData(0x24); //VGLX VOLTAGE SETTING SPI_WriteComm(0xBA00); SPI_WriteData(0x14); SPI_WriteComm(0xBA01); SPI_WriteData(0x14); SPI_WriteComm(0xBA02); SPI_WriteData(0x14); //VCL Boosting SPI_WriteComm(0xB900); SPI_WriteData(0x24); SPI_WriteComm(0xB901); SPI_WriteData(0x24); SPI_WriteComm(0xB902); SPI_WriteData(0x24); //Gamma Voltage SPI_WriteComm(0xBc00); SPI_WriteData(0x00); SPI_WriteComm(0xBc01); SPI_WriteData(0xa0); //vgmp=5.0 SPI_WriteComm(0xBc02); SPI_WriteData(0x00); SPI_WriteComm(0xBd00); SPI_WriteData(0x00); SPI_WriteComm(0xBd01); SPI_WriteData(0xa0); //vgmn=5.0 SPI_WriteComm(0xBd02); SPI_WriteData(0x00); //VCOM Setting SPI_WriteComm(0xBe01); SPI_WriteData(0x3d); //3 //ENABLE PAGE 0 SPI_WriteComm(0xF000); SPI_WriteData(0x55); SPI_WriteComm(0xF001); SPI_WriteData(0xAA); SPI_WriteComm(0xF002); SPI_WriteData(0x52); SPI_WriteComm(0xF003); SPI_WriteData(0x08); SPI_WriteComm(0xF004); SPI_WriteData(0x00); //Vivid Color Function Control SPI_WriteComm(0xB400); SPI_WriteData(0x10); //Z-INVERSION SPI_WriteComm(0xBC00); SPI_WriteData(0x05); SPI_WriteComm(0xBC01); SPI_WriteData(0x05); SPI_WriteComm(0xBC02); SPI_WriteData(0x05); //*************** add on 20111021**********************// SPI_WriteComm(0xB700); SPI_WriteData(0x22); //GATE EQ CONTROL SPI_WriteComm(0xB701); SPI_WriteData(0x22); //GATE EQ CONTROL SPI_WriteComm(0xC80B); SPI_WriteData(0x2A); //DISPLAY TIMING CONTROL SPI_WriteComm(0xC80C); SPI_WriteData(0x2A); //DISPLAY TIMING CONTROL SPI_WriteComm(0xC80F); SPI_WriteData(0x2A); //DISPLAY TIMING CONTROL SPI_WriteComm(0xC810); SPI_WriteData(0x2A); //DISPLAY TIMING CONTROL //*************** add on 20111021**********************// //PWM_ENH_OE =1 SPI_WriteComm(0xd000); SPI_WriteData(0x01); //DM_SEL =1 SPI_WriteComm(0xb300); SPI_WriteData(0x10); //VBPDA=07h SPI_WriteComm(0xBd02); SPI_WriteData(0x07); //VBPDb=07h SPI_WriteComm(0xBe02); SPI_WriteData(0x07); //VBPDc=07h SPI_WriteComm(0xBf02); SPI_WriteData(0x07); //ENABLE PAGE 2 SPI_WriteComm(0xF000); SPI_WriteData(0x55); SPI_WriteComm(0xF001); SPI_WriteData(0xAA); SPI_WriteComm(0xF002); SPI_WriteData(0x52); SPI_WriteComm(0xF003); SPI_WriteData(0x08); SPI_WriteComm(0xF004); SPI_WriteData(0x02); //SDREG0 =0 SPI_WriteComm(0xc301); SPI_WriteData(0xa9); //DS=14 SPI_WriteComm(0xfe01); SPI_WriteData(0x94); //OSC =60h SPI_WriteComm(0xf600); SPI_WriteData(0x60); //TE ON SPI_WriteComm(0x3500); SPI_WriteData(0x00); SPI_WriteComm(0x3600); SPI_WriteData(0x0048); SPI_WriteComm(0x1100); LCD_delay(120); SPI_WriteComm(0x2900); SPI_WriteComm(0x2c00); SPI_WriteComm(0x3c00); } void LCD_Initial(rt_uint32_t LTDC_Buf1, rt_uint32_t LTDC_Buf2) //LCD初始化函数 { GPIO_RGB_INIT(); //初始化液晶屏相关GPIO LCD_Reset(); //复位液晶屏 LTDC_Clock_Set(); Set_LCD_Timing_to_LTDC(LTDC_Buf1, LTDC_Buf2); Lcd_Initialize(); Lcd_Light_ON; //打开背光 } /********************************************** 函数名：Lcd矩形填充函数 入口参数：xStart x方向的起始点 ySrart y方向的终止点 xLong 要选定矩形的x方向长度 yLong 要选定矩形的y方向长度 返回值：无 ***********************************************/ // void Lcd_ColorBox(rt_uint16_t xStart, rt_uint16_t yStart, rt_uint16_t xLong, rt_uint16_t yLong, rt_uint32_t Color) // { // rt_uint16_t i, j; // rt_uint32_t temp; // temp = YSIZE_PHYS * xStart; // for (i = 0; i < yLong; i++) // { // for (j = 0; j < xLong; j++) // LTDC_Buf[yStart + i + YSIZE_PHYS * j + temp] = Color; // } // // rt_uint16_t i,j; // // rt_uint32_t temp; // // temp = XSIZE_PHYS*yStart; // // for(i=0;i"~" fColor 前景色 bColor 背景色 flag: 有背景色(1)无背景色(0) *********************************************/ // void SPILCD_ShowChar(unsigned short x, unsigned short y, unsigned char num, unsigned int fColor, unsigned int bColor, unsigned char flag) // { // unsigned char temp; // unsigned int pos, i, j; // num = num - ' '; //得到偏移后的值 // i = num * 16; // for (pos = 0; pos < 16; pos++) // { // temp = nAsciiDot[i + pos]; //调通调用ASCII字体 // for (j = 0; j < 8; j++) // { // if (temp & 0x80) // DrawPixel(x + j, y, fColor); // else if (flag) // DrawPixel(x + j, y, bColor); //如果背景色标志flag为1 // temp <<= 1; // } // y++; // } // } /**********写一个16x16的汉字***************** (x,y): 显示汉字的起始坐标 c[2]: 要显示的汉字 fColor 前景色 bColor 背景色 flag: 有背景色(1)无背景色(0) *********************************************/ // void PutGB1616(unsigned short x, unsigned short y, unsigned char c[2], unsigned int fColor, unsigned int bColor, unsigned char flag) // { // unsigned int i, j, k; // unsigned short m; // for (k = 0; k < 64; k++) // { //64标示自建汉字库中的个数，循环查询内码 // if ((codeGB_16[k].Index[0] == c[0]) && (codeGB_16[k].Index[1] == c[1])) // { // for (i = 0; i < 32; i++) // { // m = codeGB_16[k].Msk[i]; // for (j = 0; j < 8; j++) // { // if ((m & 0x80) == 0x80) // { // DrawPixel(x + j, y, fColor); // } // else // { // if (flag) // DrawPixel(x + j, y, bColor); // } // m = m << 1; // } // if (i % 2) // { // y++; // x = x - 8; // } // else // x = x + 8; // } // } // } // } /**********显示一串字***************** (x,y): 字符串的起始坐标 *s: 要显示的字符串指针 fColor 前景色 bColor 背景色 flag: 有背景色(1)无背景色(0) *********************************************/ // void LCD_PutString(unsigned short x, unsigned short y, char *s, unsigned int fColor, unsigned int bColor, unsigned char flag) // { // unsigned char l = 0; // while (*s) // { // if (*s < 0x80) // { // SPILCD_ShowChar(x + l * 8, y, *s, fColor, bColor, flag); // s++; // l++; // } // else // { // PutGB1616(x + l * 8, y, (unsigned char *)s, fColor, bColor, flag); // s += 2; // l += 2; // } // } // }