软件：便携计分器项目（20240317 ）

/** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * */ /* Includes ------------------------------------------------------------------*/ #include "main.h" #include "hk32f030m.h" #include "hk32f030m_gpio.h" #include <stdio.h> #include "stdarg.h" uint16_t TimerPeriod = 0; uint16_t Channel1Pulse = 0; void RCC_Configuration(void); void GPIO_Configuration(void); void TIM_Config(void); void Delay(__IO uint32_t nCount) //简单的延时函数 { for(; nCount != 0; nCount--); } int main(void) /* Infinite loop */ { RCC_Configuration(); GPIO_Configuration(); TIM_Config(); while (1) { TIM_SetCompare1(TIM2,5000); Delay(5000000); TIM_SetCompare1(TIM2,0); Delay(5000000); } } /*配置时钟*/ void RCC_Configuration(void) { RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOA, ENABLE ); RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOB, ENABLE ); RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOC, ENABLE ); RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOD, ENABLE ); RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE); } /*配置GPIO*/ void GPIO_Configuration(void) { GPIO_InitTypeDef GPIO_InitStructure; GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz; GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; /*PD4 = TIM2 Channel 1*/ //GPIOD Configuration: Channel 1 GPIO_Init(GPIOD, &GPIO_InitStructure); GPIO_PinAFConfig(GPIOD,GPIO_PinSource4,GPIO_AF_4); } /*配置TIMER*/ void TIM_Config(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure; TIM_OCInitTypeDef TIM_OCInitStructure; // TimerPeriod = (SystemCoreClock / 2 ) - 1;//配置输出10KHZPWM /* Compute CCR1 value to generate a duty cycle at 50% for channel 1 */ // Channel1Pulse = (uint16_t) (((uint32_t) 5 * (TimerPeriod - 1)) / 10); /* Time Base configuration */ TIM_TimeBaseStructure.TIM_Prescaler = 0; //预分频系数 TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; TIM_TimeBaseStructure.TIM_Period = 16000;//自动重载值 TIM_TimeBaseStructure.TIM_ClockDivision = 0; TIM_TimeBaseStructure.TIM_RepetitionCounter = 0; TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure); /* Channel 1 Configuration in PWM mode */ TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1; TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; // TIM_OCInitStructure.TIM_Pulse = Channel1Pulse; TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; TIM_OC1Init(TIM2, &TIM_OCInitStructure); //TIM_SelectOnePulseMode(TIM2, TIM_OPMode_Single); /* TIM2 counter enable */ TIM_Cmd(TIM2, ENABLE); } #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 can add his own implementation to report the file name and line number, tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ } #endif /* USE_FULL_ASSERT */