JAVA 定义全局常量码表_自行车码表(示例代码)

小咪咪 2022-11-12 02:46 170阅读 0赞

/\*\*

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\* File Name          : main.c

\* Description        : Main program body

\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*

\* Redistribution and use in source and binary forms, with or without modification,

\* are permitted provided that the following conditions are met:

\*   1. Redistributions of source code must retain the above copyright notice,

\*      this list of conditions and the following disclaimer.

\*   2. Redistributions in binary form must reproduce the above copyright notice,

\*      this list of conditions and the following disclaimer in the documentation

\*      and/or other materials provided with the distribution.

\*   3. Neither the name of STMicroelectronics nor the names of its contributors

\*      may be used to endorse or promote products derived from this software

\*      without specific prior written permission.

\* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

\* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

\* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

\* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE

\* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

\* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

\* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

\* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

\* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

\* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*

\*/

/\* Includes ------------------------------------------------------------------\*/

\#include "stm32f1xx\_hal.h"

/\* USER CODE BEGIN Includes \*/

/\* USER CODE END Includes \*/

/\* Private variables ---------------------------------------------------------\*/

TIM\_HandleTypeDef htim2;

UART\_HandleTypeDef huart1;

/\* USER CODE BEGIN PV \*/

/\* Private variables ---------------------------------------------------------\*/

int stopwatch\_counter;

int stopwatch\_flag;

int stopwatch\_time;

int stopwatch\_mode;

/\* USER CODE END PV \*/

/\* Private function prototypes -----------------------------------------------\*/

void SystemClock\_Config(void);

static void MX\_GPIO\_Init(void);

static void MX\_USART1\_UART\_Init(void);

static void MX\_TIM2\_Init(void);

/\* USER CODE BEGIN PFP \*/

/\* Private function prototypes -----------------------------------------------\*/

\#ifdef \_\_GNUC\_\_

/\* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf

set to ‘Yes‘) calls \_\_io\_putchar() \*/

\#define PUTCHAR\_PROTOTYPE int \_\_io\_putchar(int ch)

\#else

\#define PUTCHAR\_PROTOTYPE int fputc(int ch, FILE \*f)

\#endif /\* \_\_GNUC\_\_ \*/

/\* USER CODE END PFP \*/

/\* USER CODE BEGIN 0 \*/

/\* USER CODE END 0 \*/

int main(void)

/\* USER CODE BEGIN 1 \*/

/\* USER CODE END 1 \*/

/\* MCU Configuration----------------------------------------------------------\*/

/\* Reset of all peripherals, Initializes the Flash interface and the Systick. \*/

HAL\_Init();

/\* Configure the system clock \*/

SystemClock\_Config();

/\* Initialize all configured peripherals \*/

MX\_GPIO\_Init();

MX\_USART1\_UART\_Init();

MX\_TIM2\_Init();

/\* USER CODE BEGIN 2 \*/

GPIO\_PinState key;

HAL\_TIM\_Base\_Start\_IT(&htim2);

printf("Hello\\n\\r");

double mile = 0;

double speed = 0;

/\* USER CODE END 2 \*/

/\* Infinite loop \*/

/\* USER CODE BEGIN WHILE \*/

while (1)

/\* USER CODE END WHILE \*/

/\* USER CODE BEGIN 3 \*/

key = HAL\_GPIO\_ReadPin(GPIOA, GPIO\_PIN\_11);

if (key == GPIO\_PIN\_RESET)

stopwatch\_mode = !stopwatch\_mode;

if (stopwatch\_flag == 1)

stopwatch\_flag = 0;

mile = stopwatch\_counter \* 1;

if (stopwatch\_mode == 0)

printf("Current Mile: %f\\n\\r", mile);

else

speed = stopwatch\_counter  / stopwatch\_time;

printf("Current Speed: %1f\\n\\r", speed);

HAL\_Delay(100);

/\* USER CODE END 3 \*/

/\*\* System Clock Configuration

\*/

void SystemClock\_Config(void)

RCC\_OscInitTypeDef RCC\_OscInitStruct;

RCC\_ClkInitTypeDef RCC\_ClkInitStruct;

RCC\_OscInitStruct.OscillatorType = RCC\_OSCILLATORTYPE\_HSI;

RCC\_OscInitStruct.HSIState = RCC\_HSI\_ON;

RCC\_OscInitStruct.HSICalibrationValue = 16;

RCC\_OscInitStruct.PLL.PLLState = RCC\_PLL\_NONE;

HAL\_RCC\_OscConfig(&RCC\_OscInitStruct);

RCC\_ClkInitStruct.ClockType = RCC\_CLOCKTYPE\_HCLK|RCC\_CLOCKTYPE\_SYSCLK

|RCC\_CLOCKTYPE\_PCLK1|RCC\_CLOCKTYPE\_PCLK2;

RCC\_ClkInitStruct.SYSCLKSource = RCC\_SYSCLKSOURCE\_HSI;

RCC\_ClkInitStruct.AHBCLKDivider = RCC\_SYSCLK\_DIV1;

RCC\_ClkInitStruct.APB1CLKDivider = RCC\_HCLK\_DIV1;

RCC\_ClkInitStruct.APB2CLKDivider = RCC\_HCLK\_DIV1;

HAL\_RCC\_ClockConfig(&RCC\_ClkInitStruct, FLASH\_LATENCY\_0);

HAL\_SYSTICK\_Config(HAL\_RCC\_GetHCLKFreq()/1000);

HAL\_SYSTICK\_CLKSourceConfig(SYSTICK\_CLKSOURCE\_HCLK);

/\* SysTick\_IRQn interrupt configuration \*/

HAL\_NVIC\_SetPriority(SysTick\_IRQn, 0, 0);

/\* TIM2 init function \*/

void MX\_TIM2\_Init(void)

TIM\_ClockConfigTypeDef sClockSourceConfig;

TIM\_MasterConfigTypeDef sMasterConfig;

htim2.Instance = TIM2;

htim2.Init.Prescaler = 8000;

htim2.Init.CounterMode = TIM\_COUNTERMODE\_UP;

htim2.Init.Period = 199;

htim2.Init.ClockDivision = TIM\_CLOCKDIVISION\_DIV1;

HAL\_TIM\_Base\_Init(&htim2);

sClockSourceConfig.ClockSource = TIM\_CLOCKSOURCE\_INTERNAL;

HAL\_TIM\_ConfigClockSource(&htim2, &sClockSourceConfig);

sMasterConfig.MasterOutputTrigger = TIM\_TRGO\_RESET;

sMasterConfig.MasterSlaveMode = TIM\_MASTERSLAVEMODE\_DISABLE;

HAL\_TIMEx\_MasterConfigSynchronization(&htim2, &sMasterConfig);

/\* USART1 init function \*/

void MX\_USART1\_UART\_Init(void)

huart1.Instance = USART1;

huart1.Init.BaudRate = 9600;

huart1.Init.WordLength = UART\_WORDLENGTH\_8B;

huart1.Init.StopBits = UART\_STOPBITS\_1;

huart1.Init.Parity = UART\_PARITY\_NONE;

huart1.Init.Mode = UART\_MODE\_TX\_RX;

huart1.Init.HwFlowCtl = UART\_HWCONTROL\_NONE;

huart1.Init.OverSampling = UART\_OVERSAMPLING\_16;

HAL\_UART\_Init(&huart1);

/\*\* Configure pins as

\* Analog

\* Input

\* Output

\* EVENT\_OUT

\* EXTI

\*/

void MX\_GPIO\_Init(void)

GPIO\_InitTypeDef GPIO\_InitStruct;

/\* GPIO Ports Clock Enable \*/

\_\_HAL\_RCC\_GPIOA\_CLK\_ENABLE();

/\*Configure GPIO pin : PA11 \*/

GPIO\_InitStruct.Pin = GPIO\_PIN\_11;

GPIO\_InitStruct.Mode = GPIO\_MODE\_INPUT;

GPIO\_InitStruct.Pull = GPIO\_PULLUP;

HAL\_GPIO\_Init(GPIOA, &GPIO\_InitStruct);

/\*Configure GPIO pin : PA12 \*/

GPIO\_InitStruct.Pin = GPIO\_PIN\_12;

GPIO\_InitStruct.Mode = GPIO\_MODE\_IT\_FALLING;

GPIO\_InitStruct.Pull = GPIO\_PULLUP;

HAL\_GPIO\_Init(GPIOA, &GPIO\_InitStruct);

/\* EXTI interrupt init\*/

HAL\_NVIC\_SetPriority(EXTI15\_10\_IRQn, 0, 0);

HAL\_NVIC\_EnableIRQ(EXTI15\_10\_IRQn);

/\* USER CODE BEGIN 4 \*/

PUTCHAR\_PROTOTYPE

/\* Place your implementation of fputc here \*/

/\* e.g. write a character to the USART1 and Loop until the end of transmission \*/

HAL\_UART\_Transmit(&huart1, (uint8\_t \*)&ch, 1, 0xFFFF);

return ch;

void HAL\_GPIO\_EXTI\_Callback(uint16\_t GPIO\_Pin)

if (GPIO\_Pin == GPIO\_PIN\_12)

stopwatch\_counter += 1;

//                      stopwatch\_flag = 1;

void HAL\_TIM\_PeriodElapsedCallback(TIM\_HandleTypeDef \*htim)

if (htim->Instance == TIM2)

stopwatch\_flag = 1;

stopwatch\_time += 1;

/\* USER CODE END 4 \*/

\#ifdef USE\_FULL\_ASSERT

/\*\*

\* @brief Reports the name of the source file and the source line number

\* where the assert\_param error has occurred.

\* @param file: pointer to the source file name

\* @param line: assert\_param error line source number

\* @retval None

\*/

void assert\_failed(uint8\_t\* file, uint32\_t line)

/\* USER CODE BEGIN 6 \*/

/\* User can add his own implementation to report the file name and line number,

ex: printf("Wrong parameters value: file %s on line %d\\r\\n", file, line) \*/

/\* USER CODE END 6 \*/

\#endif

/\*\*

\* @\}

\*/

/\*\*

\* @\}

\*/

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\* (C) COPYRIGHT STMicroelectronics \*\*\*\*\*END OF FILE\*\*\*\*/

JAVA 定义全局常量码表_自行车码表(示例代码)

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