STM32H750XB_RT-THREAD/26-27-LTDC—液晶显示/3-LTDC—液晶显示汉字(显示任意大小)/User/main.c

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2025-07-21 06:34:29 +00:00
/**
******************************************************************
* @file main.c
* @author fire
* @version V1.0
* @date 2018-xx-xx
* @brief LTDC<EFBFBD><EFBFBD>Һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
******************************************************************
* @attention
*
* ʵ<EFBFBD><EFBFBD>ƽ̨:Ұ<EFBFBD><EFBFBD> STM32H750<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD>̳ :http://www.firebbs.cn
* <EFBFBD>Ա<EFBFBD> :http://firestm32.taobao.com
*
******************************************************************
*/
#include "stm32h7xx.h"
#include "main.h"
#include "./led/bsp_led.h"
#include "./usart/bsp_usart.h"
#include "./sdram/bsp_sdram.h"
#include "./lcd/bsp_lcd.h"
#include "./touch/bsp_touch_gtxx.h"
#include "string.h"
#include "./delay/core_delay.h"
void Delay(__IO uint32_t nCount);
void LCD_Test(void);
__IO uint8_t* qspi_addr = (__IO uint8_t*)(0x90000000);
/**
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param <EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
int main(void)
{
/* ϵͳʱ<CDB3>ӳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>480MHz */
SystemClock_Config();
/* <20><><EFBFBD><EFBFBD>I-Cache */
SCB_EnableICache();
/* <20><><EFBFBD><EFBFBD>D-Cache */
SCB_EnableDCache();
/* LED <20>˿ڳ<CBBF>ʼ<EFBFBD><CABC> */
LED_GPIO_Config();
/* <20><><EFBFBD>ô<EFBFBD><C3B4><EFBFBD><31><CEAA>115200 8-N-1 */
UARTx_Config();
printf("\r\n <20><>ӭʹ<D3AD><CAB9>Ұ<EFBFBD><D2B0> STM32 H750 <20><><EFBFBD><EFBFBD><EFBFBD>\r\n");
printf("\r\nҰ<EFBFBD><EFBFBD>STM32H750 LTDCҺ<43><D2BA><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\r\n");
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>ڶ<EFBFBD>дSDRAM<41><4D><EFBFBD><EFBFBD>*/
LED_BLUE;
/* <20><><EFBFBD><EFBFBD><EFBFBD>ȳ<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>оƬID<49><44><EFBFBD>жϲ<D0B6>ͬ<EFBFBD>ߴ<EFBFBD><DFB4><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD>Ļ */
GTP_Init_ReadID();
printf("\r\n<EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>\r\n"
"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>4.3<EFBFBD><EFBFBD>/5<><35><EFBFBD><EFBFBD>RGB<47><42>Ļ<EFBFBD><C4BB>ʹ<EFBFBD>õĴ<C3B5><C4B4><EFBFBD>оƬ<D0BE><C6AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>GT1151QM<51><4D>\r\n"
"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><EFBFBD>ʹ<EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>оƬ<EFBFBD>ͺţ<EFBFBD>"
"<EFBFBD>ڡ<EFBFBD>bsp_i2c_touch.h<><68><EFBFBD>ļ<EFBFBD><C4BC>޸ĺ궨<C4BA><EAB6A8> LCD_TOUCH_IC_GT1151QM<51><4D>\r\n\r\n");
/* LCD <20>˿ڳ<CBBF>ʼ<EFBFBD><CABC> */
LCD_Init();
/* LCD <20><>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC> */
LCD_LayerInit(0, LCD_FB_START_ADDRESS,RGB565);
/* LCD <20>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC> */
LCD_LayerInit(1, LCD_FB_START_ADDRESS+(LCD_GetXSize()*LCD_GetYSize()*4),RGB565);
/* ʹ<><CAB9>LCD<43><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
LCD_DisplayOn();
/* ѡ<><D1A1>LCD<43><44>һ<EFBFBD><D2BB> */
LCD_SelectLayer(0);
/* <20><>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾȫ<CABE><C8AB> */
LCD_Clear(LCD_COLOR_BLACK);
/* ѡ<><D1A1>LCD<43>ڶ<EFBFBD><DAB6><EFBFBD> */
LCD_SelectLayer(1);
/* <20>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾȫ<CABE><C8AB> */
LCD_Clear(LCD_COLOR_TRANSPARENT);
/* <20><><EFBFBD>õ<EFBFBD>һ<EFBFBD>͵ڶ<CDB5><DAB6><EFBFBD><EFBFBD><EFBFBD>͸<EFBFBD><CDB8><EFBFBD><EFBFBD>,<2C><>СֵΪ0<CEAA><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵΪ255*/
LCD_SetTransparency(0, 255);
LCD_SetTransparency(1, 0);
while(1)
{
LCD_Test();
}
}
/*<2A><><EFBFBD>ڲ<EFBFBD><DAB2>Ը<EFBFBD><D4B8><EFBFBD>Һ<EFBFBD><D2BA><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD>*/
void LCD_Test(void)
{
/*<2A><>ʾ<EFBFBD><CABE>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>*/
static uint8_t testCNT = 0;
char dispBuff[100];
/* ѡ<><D1A1>LCD<43><44>һ<EFBFBD><D2BB> */
LCD_SelectLayer(0);
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾȫ<CABE><C8AB> */
LCD_Clear(LCD_COLOR_BLACK);
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ɫ(<28>˴<EFBFBD><CBB4>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָLCD<43>ı<EFBFBD><C4B1><EFBFBD><EFBFBD>㣡ע<E3A3A1><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)*/
LCD_SetColors(LCD_COLOR_WHITE,LCD_COLOR_BLACK);
/*ѡ<><D1A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
LCD_SetFont(&LCD_DEFAULT_FONT);
LCD_DisplayStringLineEx(0,5,16,16,(uint8_t* )"Ұ<EFBFBD><EFBFBD>H750 16*16 ",0);
LCD_DisplayStringLine_EN_CH(1,(uint8_t* )"Ұ<EFBFBD><EFBFBD>H750 24*24 ");
LCD_DisplayStringLineEx(0,50,32,32,(uint8_t* )"Ұ<EFBFBD><EFBFBD>H750 32*32 ",0);
LCD_DisplayStringLineEx(0,82,48,48,(uint8_t* )"Ұ<EFBFBD><EFBFBD>H750 48*48 ",0);
/*ʹ<><CAB9>c<EFBFBD><63>׼<EFBFBD><D7BC><EFBFBD>ѱ<EFBFBD><D1B1><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>*/
sprintf(dispBuff,"<EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: testCount = %d ",testCNT);
LCD_ClearLine(7);
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ɫ(<28>˴<EFBFBD><CBB4>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָLCD<43>ı<EFBFBD><C4B1><EFBFBD><EFBFBD>㣡ע<E3A3A1><D7A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)*/
LCD_SetColors(LCD_COLOR_WHITE,LCD_COLOR_BLACK);
/*Ȼ<><C8BB><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
LCD_DisplayStringLine_EN_CH(7,(uint8_t* )dispBuff);
/* <20><>ֱ<EFBFBD><D6B1> */
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:");
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_BLACK);
LCD_DrawLine(50,250,750,250);
LCD_DrawLine(50,300,750,300);
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_BLACK);
LCD_DrawLine(300,250,400,400);
LCD_DrawLine(600,250,600,400);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:");
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_BLACK);
LCD_DrawRect(200,250,200,100);
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_BLACK);
LCD_DrawRect(350,250,200,50);
LCD_SetColors(LCD_COLOR_BLUE,LCD_COLOR_BLACK);
LCD_DrawRect(200,350,50,200);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
/*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:");
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_BLACK);
LCD_FillRect(200,250,200,100);
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_BLACK);
LCD_FillRect(350,250,200,50);
LCD_SetColors(LCD_COLOR_BLUE,LCD_COLOR_BLACK);
LCD_FillRect(200,350,50,200);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
/* <20><>Բ */
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"<EFBFBD><EFBFBD>Բ:");
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_RED);
LCD_DrawCircle(200,350,50);
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_GREEN);
LCD_DrawCircle(350,350,75);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
/*<2A><><EFBFBD><EFBFBD>Բ*/
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ:");
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_BLACK);
LCD_FillCircle(300,350,50);
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_BLACK);
LCD_FillCircle(450,350,75);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
LCD_ClearLine(8);
/*͸<><CDB8>Ч<EFBFBD><D0A7> ǰ<><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_ClearLine(8);
LCD_DisplayStringLine_EN_CH(8,(uint8_t* )"˫<EFBFBD><EFBFBD>͸<EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
/*<2A><><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD>㲻͸<E3B2BB><CDB8><EFBFBD><EFBFBD>*/
LCD_SetTransparency(1, 128);
/* ѡ<><D1A1>LCD<43><44>һ<EFBFBD><D2BB> */
LCD_SelectLayer(1);
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾȫ<CABE><C8AB> */
LCD_Clear(LCD_COLOR_BLACK);
/*<2A><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ɫԲ*/
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_TRANSPARENT);
LCD_FillCircle(400,350,75);
Delay(0x1FFFFFF);
/*͸<><CDB8>Ч<EFBFBD><D0A7> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
/* ѡ<><D1A1>LCD<43><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
LCD_SelectLayer(0);
LCD_Clear(LCD_COLOR_BLACK);
/*<2A><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD>㲻͸<E3B2BB><CDB8>*/
LCD_SetTransparency(1, 0);
/*<2A>ڱ<EFBFBD><DAB1><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ɫԲ*/
LCD_SetColors(LCD_COLOR_GREEN,LCD_COLOR_BLACK);
LCD_FillCircle(450,350,75);
/*<2A>ڱ<EFBFBD><DAB1><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>ɫԲ*/
LCD_SetColors(LCD_COLOR_BLUE,LCD_COLOR_BLACK);
LCD_FillCircle(350,350,75);
Delay(0x1FFFFFF);
LCD_SetColors(LCD_COLOR_BLACK,LCD_COLOR_BLACK);
LCD_FillRect(0,200,LCD_PIXEL_WIDTH,LCD_PIXEL_HEIGHT-200);
}
/**
* @brief System Clock <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* system Clock <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* System Clock source = PLL (HSE)
* SYSCLK(Hz) = 480000000 (CPU Clock)
* HCLK(Hz) = 240000000 (AXI and AHBs Clock)
* AHB Prescaler = 2
* D1 APB3 Prescaler = 2 (APB3 Clock 120MHz)
* D2 APB1 Prescaler = 2 (APB1 Clock 120MHz)
* D2 APB2 Prescaler = 2 (APB2 Clock 120MHz)
* D3 APB4 Prescaler = 2 (APB4 Clock 120MHz)
* HSE Frequency(Hz) = 25000000
* PLL_M = 5
* PLL_N = 192
* PLL_P = 2
* PLL_Q = 4
* PLL_R = 2
* VDD(V) = 3.3
* Flash Latency(WS) = 4
* @param None
* @retval None
*/
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** <20><><EFBFBD>õ<EFBFBD>Դ<EFBFBD><D4B4><EFBFBD>ø<EFBFBD><C3B8><EFBFBD>
*/
HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY);
/** <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ
*/
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);
while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
/** <20><>ʼ<EFBFBD><CABC>CPU<50><55>AHB<48><42>APB<50><42><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 5;
RCC_OscInitStruct.PLL.PLLN = 192;
RCC_OscInitStruct.PLL.PLLP = 2;
RCC_OscInitStruct.PLL.PLLQ = 2;
RCC_OscInitStruct.PLL.PLLR = 2;
RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_2;
RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
RCC_OscInitStruct.PLL.PLLFRACN = 0;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
while(1);
}
/** <20><>ʼ<EFBFBD><CABC>CPU<50><55>AHB<48><42>APB<50><42><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
|RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
{
while(1);
}
}
void Delay(__IO uint32_t nCount) //<2F>򵥵<EFBFBD><F2B5A5B5><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
{
for(; nCount != 0; nCount--);
}
/****************************END OF FILE***************************/