2020年08月14日 | 基于srtm32驱动步进电机Proteus仿真程序

单片机源程序如下:

#include "main.h"

#include "stm32f1xx_hal.h"

TIM_HandleTypeDef htim1;

void LcdDelay(uint32_t time)

{

        while(time--);

}

void _NOP_(void)

{

    uint32_t i = 100;

    while(i > 0)

                {

        i--;

    }

}

void Delay(__IO uint32_t nCount)         

{

        for(; nCount != 0; nCount--);

}

void delay_us(__IO uint32_t nTime)

{

    int old_val, new_val, val;

    if(nTime > 900)

    {

        for(old_val = 0; old_val < nTime/900; old_val++)

        {

            delay_us(900);

        }

        nTime = nTime%900;

    }

    old_val = SysTick->VAL;

    new_val = old_val - 72*nTime;

    if(new_val >= 0)

    {

        do

        {

            val = SysTick->VAL;

        }

        while((val < old_val)&&(val >= new_val));

    }

    else

    {

        new_val +=72*1000;

        do

        {

            val = SysTick->VAL;

        }

        while((val <= old_val)||(val > new_val));

    }

}

void SystemClock_Config(void)

{

  RCC_OscInitTypeDef RCC_OscInitStruct;

  RCC_ClkInitTypeDef RCC_ClkInitStruct;

  /* Initializes the CPU, AHB and APB busses clocks */

  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);

    /* Initializes the CPU, AHB and APB busses clocks */

  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);

    /* Configure the Systick interrupt time */

  //HAL_SYSTICK_Config( HAL_RCC_GetHCLKFreq()/1000 );

        SysTick_Config(HAL_RCC_GetHCLKFreq()/1000);

  // SysTick_Config(72000000/1000);

                /* Configure the Systick  */

  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);

  /* SysTick_IRQn interrupt configuration */

  HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);

}

static void MX_GPIO_Init(void)

{

  GPIO_InitTypeDef GPIO_InitStruct;

  __HAL_RCC_GPIOA_CLK_ENABLE();

        __HAL_RCC_GPIOB_CLK_ENABLE();

  __HAL_RCC_GPIOC_CLK_ENABLE();

        HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2, GPIO_PIN_SET);

  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2;

  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;

  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

        HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_SET);

        GPIO_InitStruct.Pin = GPIO_PIN_All;

        HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

}

/* TIM1 init function */

static void MX_TIM1_Init(void)

{

  TIM_ClockConfigTypeDef sClockSourceConfig;

  TIM_MasterConfigTypeDef sMasterConfig;

  htim1.Instance = TIM1;

  htim1.Init.Prescaler = 0;

  htim1.Init.CounterMode = TIM_COUNTERMODE_UP;

  htim1.Init.Period = 0;

  htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;

  htim1.Init.RepetitionCounter = 0;

  HAL_TIM_Base_Init(&htim1);

  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;

  HAL_TIM_ConfigClockSource(&htim1, &sClockSourceConfig);

  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;

  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;

  HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig);

}

#define Delay_ms(x) Delay_us(1000*x)         //单位ms

#define uchar unsigned char

#define uint unsigned int

uchar fan[] = {0x09,0x08,0x0c,0x04,0x06,0x02,0x03,0x01};                                                //正向

uchar zheng[] = {0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09};                                        //反向

int main(void)

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