ldeyun/STM32H750XB_RT-THREAD
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STM32H750XB_RT-THREAD/42-PWR—电源管理/PWR—待机模式/User/main.c

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STM32H750 RTThread 例程
2025-07-21 06:34:29 +00:00
/**
******************************************************************************
* @file main.c
* @author fire
* @version V1.0
* @date 2019-xx-xx
* @brief Ұ<EFBFBD><EFBFBD>H750 PWR<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
******************************************************************************
* @attention
*
* ʵ<EFBFBD><EFBFBD>ƽ̨:Ұ<EFBFBD><EFBFBD> STM32 H750 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD>̳ :http://www.firebbs.cn
* <EFBFBD>Ա<EFBFBD> :http://firestm32.taobao.com
*
******************************************************************************
*/
#include "main.h"
#include "stm32h7xx.h"
#include "./led/bsp_led.h"
#include "./usart/bsp_debug_usart.h"
#include "./key/bsp_key.h"
#include "./delay/core_delay.h"
/**
* @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param <EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
int main(void)
{
/* <20><>ʼ<EFBFBD><CABC>ϵͳʱ<CDB3><CAB1>Ϊ480MHz */
SystemClock_Config();
/* <20><>ʼ<EFBFBD><CABC>LED */
LED_GPIO_Config();
/* <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4>ڣ<EFBFBD>һ<EFBFBD><D2BB>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>1 */
DEBUG_USART_Config();
/*<2A><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>ж<EFBFBD>,<2C><><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>KEY2<59><32><EFBFBD>ɣ<EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD>ڻ<EFBFBD><DABB>ѵ<EFBFBD>PA0<41><30><EFBFBD>Ų<EFBFBD><C5B2><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>*/
Key_GPIO_Config();
printf("\r\n <20><>ӭʹ<D3AD><CAB9>Ұ<EFBFBD><D2B0> STM32H750 <20><><EFBFBD><EFBFBD><EFBFBD>塣\r\n");
printf("\r\n Ұ<><D2B0>H750 <20><><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD>\r\n");
printf("\r\n ʵ<><CAB5>˵<EFBFBD><CBB5><EFBFBD><EFBFBD>\r\n");
printf("\r\n 1.<2E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3>̵Ʊ<CCB5>ʾ<EFBFBD><CABE><EFBFBD>θ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ÿ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD>Ʊ<EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD><EFBFBD>Ʊ<EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѵĸ<D1B5>λ\r\n");
printf("\r\n 2.<2E><><EFBFBD><EFBFBD>KEY2<59><32><EFBFBD><EFBFBD><EFBFBD>󣬻<EFBFBD><F3A3ACBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ\r\n");
printf("\r\n 3.<2E>ڴ<EFBFBD><DAB4><EFBFBD>ģʽ<C4A3>£<EFBFBD><C2A3><EFBFBD>KEY1<59><31><EFBFBD><EFBFBD><EFBFBD>ɻ<EFBFBD><C9BB>ѣ<EFBFBD><D1A3><EFBFBD><EFBFBD>Ѻ<EFBFBD>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD><EFBFBD>и<EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>ʼִ<CABC><D6B4>\r\n");
printf("\r\n 4.<2E><>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>WU<57><55>־λȷ<CEBB><C8B7><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>Դ\r\n");
printf("\r\n 5.<2E>ڴ<EFBFBD><DAB4><EFBFBD>״̬<D7B4>£<EFBFBD>DAP<41><50><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD>STM32<33><32><EFBFBD>س<EFBFBD><D8B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>Ѻ<EFBFBD><D1BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
//<2F><><EFBFBD>⸴λ<E2B8B4><CEBB>Դ
if(__HAL_PWR_GET_FLAG(PWR_FLAG_SB) == SET)
{
__HAL_PWR_CLEAR_FLAG(PWR_FLAG_SB);
LED_BLUE;
printf("\r\n <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѹ<EFBFBD>λ \r\n");
}
else
{
LED_GREEN;
printf("\r\n <20>Ǵ<EFBFBD><C7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѹ<EFBFBD>λ \r\n");
}
while(1)
{
// K2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
if(KEY2_LongPress())
{
printf("\r\n <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD>ɰ<EFBFBD>KEY1<59><31><EFBFBD>ѣ<EFBFBD><D1A3><EFBFBD><EFBFBD>Ѻ<EFBFBD><D1BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>и<EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>ʼִ<CABC><D6B4>\r\n");
LED_RED;
HAL_Delay(1000);
/*<2A><><EFBFBD><EFBFBD>WU״̬λ*/
__HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU);
/* ʹ<><CAB9>WKUP<55><50><EFBFBD>ŵĻ<C5B5><C4BB>ѹ<EFBFBD><D1B9><EFBFBD> <20><>ʹ<EFBFBD><CAB9>PA0*/
HAL_PWR_EnableWakeUpPin(PWR_WAKEUP_PIN1_HIGH);
//<2F><>ͣ<EFBFBD>δ<EFBFBD>ʱ<EFBFBD>ӣ<EFBFBD><D3A3><EFBFBD>ֹͨ<D6B9><CDA8><EFBFBD>δ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>жϻ<D0B6><CFBB><EFBFBD>
HAL_SuspendTick();
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ */
HAL_PWR_EnterSTANDBYMode();
}
}
}
/**
* @brief <EFBFBD><EFBFBD><EFBFBD>ڼ<EFBFBD><EFBFBD>ⰴ<EFBFBD><EFBFBD><EFBFBD>Ƿ񱻳<EFBFBD>ʱ<EFBFBD>䰴<EFBFBD><EFBFBD>
* @param <EFBFBD><EFBFBD>
* @retval 1 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䰴<EFBFBD><EFBFBD> 0 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>б<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䰴<EFBFBD><EFBFBD>
*/
static uint8_t KEY2_LongPress(void)
{
uint8_t downCnt =0; //<2F><>¼<EFBFBD><C2BC><EFBFBD>µĴ<C2B5><C4B4><EFBFBD>
uint8_t upCnt =0; //<2F><>¼<EFBFBD>ɿ<EFBFBD><C9BF>Ĵ<EFBFBD><C4B4><EFBFBD>
while(1) //<2F><>ѭ<EFBFBD><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>return<72><6E><EFBFBD><EFBFBD>
{
HAL_Delay(20); //<2F>ӳ<EFBFBD>һ<EFBFBD><D2BB>ʱ<EFBFBD><CAB1><EFBFBD>ټ<EFBFBD><D9BC><EFBFBD>
if(HAL_GPIO_ReadPin( KEY2_GPIO_PORT, KEY2_PIN ) == SET) //<2F><><EFBFBD>⵽<EFBFBD><E2B5BD><EFBFBD>°<EFBFBD><C2B0><EFBFBD>
{
downCnt++; //<2F><>¼<EFBFBD><C2BC><EFBFBD>´<EFBFBD><C2B4><EFBFBD>
upCnt=0; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷż<CDB7>¼
if(downCnt>=50) //<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>㹻
{
return 1; //<2F><><EFBFBD>⵽<EFBFBD><E2B5BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䳤<EFBFBD><E4B3A4><EFBFBD><EFBFBD>
}
}
else
{
upCnt++; //<2F><>¼<EFBFBD>ͷŴ<CDB7><C5B4><EFBFBD>
if(upCnt>5) //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⵽<EFBFBD>ͷų<CDB7><C5B3><EFBFBD>5<EFBFBD><35>
{
return 0; //<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>̫<EFBFBD>̣<EFBFBD><CCA3><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}
}// if(HAL_GPIO_ReadPin
}//while
}
/**
* @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 = 2
* 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>͡<EFBFBD>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)
{
}
/** <20><>ʼ<EFBFBD><CABC>CPU<50><55>AHB<48>͡<EFBFBD>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)
{
}
}
/*********************************************END OF FILE**********************/
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