207 lines
6.4 KiB
C
Executable file
207 lines
6.4 KiB
C
Executable file
/**
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******************************************************************************
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* File Name : main.c
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* Description : Main program body
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******************************************************************************
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*
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* COPYRIGHT(c) 2023 STMicroelectronics
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f4xx_hal.h"
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#include "adc.h"
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#include "dma.h"
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#include "usart.h"
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#include "gpio.h"
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/* USER CODE BEGIN Includes */
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#include "stdio.h"
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/* USER CODE END Includes */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* Private variables ---------------------------------------------------------*/
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//uint32_t adcx[4]={0};
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__IO uint16_t adcx[4]={0};
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float temp0,temp1,temp2,temp3;
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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void Error_Handler(void);
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/* USER CODE BEGIN PFP */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE END PFP */
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/* MCU Configuration----------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* Configure the system clock */
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SystemClock_Config();
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_DMA_Init();
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MX_ADC3_Init();
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MX_USART1_UART_Init();
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/* USER CODE BEGIN 2 */
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HAL_ADC_Start_DMA(&hadc3,(uint32_t*)adcx,4);//<2F><><EFBFBD><EFBFBD>ADCת<43><D7AA>
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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while (1)
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{
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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temp0 = (float)adcx[0]*(3.3/4096);
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temp1 = (float)adcx[1]*(3.3/4096);
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temp2 = (float)adcx[2]*(3.3/4096);
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// temp3 = (float)adcx[3]*(3.3/4096);
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// printf("<22>ƾ<EFBFBD><C6BE><EFBFBD>%f<><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>%f<><66><EFBFBD><EFBFBD><EFBFBD>棺%f<><66><EFBFBD><EFBFBD><EFBFBD>壺%f\n\r",temp0,temp1,temp2,temp3);
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printf("<EFBFBD>ƾ<EFBFBD><EFBFBD><EFBFBD>%f<><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>%f<><66><EFBFBD><EFBFBD><EFBFBD>棺%f<><66>\n\r",temp0,temp1,temp2);
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HAL_Delay(1000);
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}
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/* USER CODE END 3 */
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}
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/** System Clock Configuration
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct;
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RCC_ClkInitTypeDef RCC_ClkInitStruct;
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__HAL_RCC_PWR_CLK_ENABLE();
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_ON;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLM = 25;
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RCC_OscInitStruct.PLL.PLLN = 336;
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RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
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RCC_OscInitStruct.PLL.PLLQ = 4;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
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{
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Error_Handler();
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}
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HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
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HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
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/* SysTick_IRQn interrupt configuration */
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HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
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}
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/* USER CODE BEGIN 4 */
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int fputc(int ch, FILE *f)
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{
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while((USART1->SR&0X40)==0);//ѭ<><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ֱ<><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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USART1->DR = (uint8_t) ch;
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return ch;
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}
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @param None
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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler */
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/* User can add his own implementation to report the HAL error return state */
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while(1)
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{
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}
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/* USER CODE END Error_Handler */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t* file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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