wtliu / 4demo_motor_pmsm

stm32

motor_pmsm

stm32 #include "GrayConversion.h"

typedef enum { false = 0, true = !false }ubool; /**

• 二进制转换成格雷码
• @param lStart lValue所在区间下界
• @param lEnd lValue所在区间上界
• @param lValue 要转换的二进制数的实值
• @return 返回格雷码对应的二进制数的实值
• @see g2b() g2b 格雷码转换二进制
• @useage a=b2g(0,15,4); //取得4所对应格雷码的二进制值 结果a等于6
• @memo lValue的值必须在区间[lStart,lEnd]里,否则无法求得所求结果.相应地,如果区间越小,求得结

•   果所用的时间就越少.而且lStart,lEnd的值必须为2的N次方减1. 通常lStart为0.
  

*/ unsigned int b2g(unsigned int lStart,unsigned int lEnd,unsigned int lValue) { unsigned int Start=lStart,End=lEnd,Temp=0,Counter=0; ubool Type = true;

while(Start<End){
	Temp=(End+Start-1)>>1;
	if(lValue<=Temp){
		if(!Type)
			Counter+=((End-Start+1)>>1);
		End=Temp;
		Type=true;
	}
	else{
		if(Type)
			Counter+=((End-Start+1)>>1);
		Start=++Temp;
		Type=false;
	}
}
return Counter;

} /**

• 格雷码转换成二进制
• @param lStart lValue对应二进制数所在区间下界
• @param lEnd lValue对应二进制数所在区间上界
• @param lValue 要转换的格雷码的实值
• @return 返回二进制数对应的格雷码的实值
• @see b2g() b2g 二进制转换格雷码
• @useage a=b2g(0,15,6);//取得6所对应二进制值的格雷码 结果a等于4
• @memo lValue对应二进制数的值必须在区间[lStart,lEnd]里,否则无法求得所求结果.相应地,如果区

•   间越小,求得结果所用的时间就越少.而且lStart,lEnd的值必须为2的N次方减1. 通常lStart为0.
  

*/ unsigned int g2b(unsigned int lStart,unsigned int lEnd,unsigned int lValue) { unsigned int Start=lStart,End=lEnd,Counter=0,Temp=0; ubool Type=true;

while(Start<End){
	Temp=Counter+((End-Start+1)>>1);
	if(Type^(lValue<Temp)){
		if(Type)
			Counter=Temp;
		Start=(Start+End+1)>>1;
		Type=false;
	}
	else{
		if(!Type)
			Counter=Temp;
		End=(Start+End-1)>>1;
		Type=true;
	}
}
return Start;

}

/**

---

• @file Templates/Src/stm32f4xx_it.c
• @author MCD Application Team
• @version V1.2.1
• @date 13-March-2015
• @brief Main Interrupt Service Routines.

•      This file provides template for all exceptions handler and 
  

•      peripherals interrupt service routine.
  

---

• @attention

• © COPYRIGHT(c) 2015 STMicroelectronics

• 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 "main.h" #include "stm32f4xx_it.h"

/** @addtogroup STM32F4xx_HAL_Examples

• @{ */

/** @addtogroup Templates

• @{ */

/* Private typedef -----------------------------------------------------------/ / Private define ------------------------------------------------------------/ / Private macro -------------------------------------------------------------/ / Private variables ---------------------------------------------------------*/

/* Private function prototypes -----------------------------------------------/ / Private functions ---------------------------------------------------------*/

// / Cortex-M4 Processor Exceptions Handlers / //

/**

• @brief This function handles NMI exception.
• @param None
• @retval None */ void NMI_Handler(void) { }

/**

• @brief This function handles Hard Fault exception.
• @param None
• @retval None / void HardFault_Handler(void) { / Go to infinite loop when Hard Fault exception occurs */ while (1) { } }

/**

• @brief This function handles Memory Manage exception.
• @param None
• @retval None / void MemManage_Handler(void) { / Go to infinite loop when Memory Manage exception occurs */ while (1) { } }

/**

• @brief This function handles Bus Fault exception.
• @param None
• @retval None / void BusFault_Handler(void) { / Go to infinite loop when Bus Fault exception occurs */ while (1) { } }

/**

• @brief This function handles Usage Fault exception.
• @param None
• @retval None / void UsageFault_Handler(void) { / Go to infinite loop when Usage Fault exception occurs */ while (1) { } }

/**

• @brief This function handles SVCall exception.
• @param None
• @retval None */ void SVC_Handler(void) { }

/**

• @brief This function handles Debug Monitor exception.
• @param None
• @retval None */ void DebugMon_Handler(void) { }

/**

• @brief This function handles PendSVC exception.
• @param None
• @retval None */ void PendSV_Handler(void) { }

/**

• @brief This function handles SysTick Handler.
• @param None
• @retval None */ void SysTick_Handler(void) { HAL_IncTick(); }

// / STM32F4xx Peripherals Interrupt Handlers / / Add here the Interrupt Handler for the used peripheral(s) (PPP), for the / / available peripheral interrupt handler's name please refer to the startup / / file (startup_stm32f4xx.s). / //

/**

• @brief This function handles PPP interrupt request.
• @param None
• @retval None */ /void PPP_IRQHandler(void) { }/

/**

• @} */

/**

• @} */

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