#include?“main.h“


GOLBAL_FLOW?golbal_flow;

static?void?bulid_test（void）
{
	char?BuildLine?=?__LINE__;
	char?BuildFile[]?=?__FILE__;
	char?BuildDate[]?=?__DATE__;
	char?BuildTime[]?=?__TIME__;
?
	printf（“編譯文件路徑:%s\n“?BuildFile）;
	printf（“編譯文件代碼所在行:%d\n“?BuildLine）;
?
	printf（“編譯日期:%s\n“?BuildDate）;
	printf（“編譯時(shí)間:%s\n“?BuildTime）;
?
#ifdef?__STDC__
??printf（“標(biāo)準(zhǔn)C代碼文件\n“）;
#else
??printf（“非標(biāo)準(zhǔn)C代碼文件\n“）;
#endif
}

//用PD2的外部中斷來(lái)獲取低電平的脈沖
void?Exit2_Config（void）
{
??EXTI_InitTypeDef?EXTI_InitStructure;
??NVIC_InitTypeDef?NVIC_InitStructure;
??
??RCC_APB2PeriphClockCmd（RCC_APB2Periph_AFIOENABLE）;
??
??GPIO_EXTILineConfig（GPIO_PortSourceGPIODGPIO_PinSource2）;
??
??//Config?EXTI2?line
??EXTI_ClearITPendingBit（EXTI_Line2）;
??EXTI_InitStructure.EXTI_Line?=?EXTI_Line2;
??EXTI_InitStructure.EXTI_Mode?=?EXTI_Mode_Interrupt;
??EXTI_InitStructure.EXTI_Trigger?=?EXTI_Trigger_Falling;????//下降沿觸發(fā)中斷
??EXTI_InitStructure.EXTI_LineCmd?=?ENABLE;
??EXTI_Init（&EXTI_InitStructure）;
??
??NVIC_InitStructure.NVIC_IRQChannel?=?EXTI2_IRQn;?
??NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority?=?0x02;?
??NVIC_InitStructure.NVIC_IRQChannelSubPriority?=?0x02;?
??NVIC_InitStructure.NVIC_IRQChannelCmd?=?ENABLE;?
??NVIC_Init（&NVIC_InitStructure）;
}
??
void?EXTI2_IRQHandler（void）
{
??if（EXTI_GetITStatus（EXTI_Line2）?!=?RESET）
??{
????golbal_flow.pluse_1s++;???????????//下降沿采集脈沖數(shù)
??}
??EXTI_ClearITPendingBit（EXTI_Line2）;?//清除Line2的中斷標(biāo)志位
}

#define?HallFlow_Model_4???????1????????????//定義：使用4分器件，未定義則切換為6分器件
#define?MODE_4_K???????????????7.5f
#define?MODE_4_PLUSE_CNT_1L		?450.0f
#define?MODE_6_K???????????????5.5f
#define?MODE_6_PLUSE_CNT_1L????330.0f
#define	FLOW_FULL					?????1000000

void?Hall_Flow_Read（void）
{
	if（golbal_flow.receive_flag）
	{
//		golbal_flow.pluse_1s?=	TIM_GetCounter（TIM2）;????	?//1s內(nèi)脈沖數(shù)量
			
		if（golbal_flow.pluse_1s?>?0）
		{
??????#ifdef?HallFlow_Model_4
			/*計(jì)算公式：
				累計(jì)流量?=?對(duì)瞬時(shí)流量做積分
								?=?（脈沖頻率?/?450個(gè)脈沖）????//1L需要450個(gè)脈沖，脈沖頻率HZ
			*/
			golbal_flow.acculat?+=?golbal_flow.pluse_1s?/?MODE_4_PLUSE_CNT_1L;???//單位L
				
			/*計(jì)算公式：
						瞬時(shí)流量?=?（脈沖頻率?/?450個(gè)脈沖）?*?60s?
										?=?脈沖頻率?/?7.5（流量系K）
			*/
			golbal_flow.instant?=?golbal_flow.pluse_1s?/?MODE_4_K;??//單位（L/min）
??????
??????#else
??????	/*計(jì)算公式：
				累計(jì)流量?=?對(duì)瞬時(shí)流量做積分
								?=?（脈沖頻率?/?330個(gè)脈沖）????//1L需要330個(gè)脈沖，脈沖頻率HZ
			*/
			golbal_flow.acculat?+=?golbal_flow.pluse_1s?/?MODE_6_PLUSE_CNT_1L;???//單位L
				
			/*計(jì)算公式：
						瞬時(shí)流量?=?（（脈沖頻率?+?3）?/?330個(gè)脈沖）?*?60s?
										?=?（脈沖頻率?+?3）?/?5.5（流量系K）
			*/
			golbal_flow.instant?=?（golbal_flow.pluse_1s?+?3）?/?MODE_6_K;??//單位（L/min）
??????#endif
??????
??????if（golbal_flow.acculat?>=?FLOW_FULL）
			{
				golbal_flow.acculat?=?0;
			}
		}
		else
		{
			golbal_flow.instant??=?0;
		}
				
		printf（“瞬間流量：%.2f（L/min）?累計(jì)流量：%.2f（L）\n“golbal_flow.instantgolbal_flow.acculat）;
				
		golbal_flow.receive_flag?=?0;?????			?//接收完成標(biāo)志位清零
		
//		TIM_SetCounter（TI

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-06-14?20:13??霍爾流量計(jì)\
?????目錄???????????0??2018-06-14?20:07??霍爾流量計(jì)\BSP\
?????文件????????3389??2018-04-24?17:55??霍爾流量計(jì)\BSP\Hall_Flow.c
?????文件?????????327??2018-04-24?09:46??霍爾流量計(jì)\BSP\Hall_Flow.h
?????文件????????3277??2018-04-06?19:20??霍爾流量計(jì)\BSP\Time_test.c
?????文件?????????189??2018-01-25?21:18??霍爾流量計(jì)\BSP\Time_test.h
?????文件?????????935??2014-11-25?09:32??霍爾流量計(jì)\BSP\led.c
?????文件?????????485??2018-03-20?21:05??霍爾流量計(jì)\BSP\led.h
?????文件????????2949??2018-03-23?22:15??霍爾流量計(jì)\BSP\usart1.c
?????文件?????????165??2018-01-23?18:28??霍爾流量計(jì)\BSP\usart1.h
?????目錄???????????0??2018-01-23?09:27??霍爾流量計(jì)\CMSIS\
?????文件???????16249??2009-04-06?10:30??霍爾流量計(jì)\CMSIS\core_cm3.c
?????文件???????42077??2009-04-06?10:30??霍爾流量計(jì)\CMSIS\core_cm3.h
?????目錄???????????0??2018-01-23?10:23??霍爾流量計(jì)\CMSIS\startup\
?????文件???????15877??2018-01-23?10:23??霍爾流量計(jì)\CMSIS\startup\startup_stm32f10x_hd.s
?????文件???????12236??2009-04-06?10:30??霍爾流量計(jì)\CMSIS\startup\startup_stm32f10x_ld.s
?????文件???????12634??2018-06-14?22:09??霍爾流量計(jì)\CMSIS\startup\startup_stm32f10x_md.s
?????文件??????530933??2011-06-06?20:02??霍爾流量計(jì)\CMSIS\stm32f10x.h
?????文件???????24166??2011-06-04?11:47??霍爾流量計(jì)\CMSIS\system_stm32f10x.c
?????文件????????2158??2009-04-06?10:30??霍爾流量計(jì)\CMSIS\system_stm32f10x.h
?????目錄???????????0??2018-01-23?09:27??霍爾流量計(jì)\FWlib\
?????目錄???????????0??2018-01-23?09:27??霍爾流量計(jì)\FWlib\inc\
?????文件????????4951??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\misc.h
?????文件???????19558??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_adc.h
?????文件????????7373??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_bkp.h
?????文件???????14289??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_can.h
?????文件????????1980??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_crc.h
?????文件???????10271??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_dac.h
?????文件????????2980??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_dbgmcu.h
?????文件???????18790??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_dma.h
?????文件????????5833??2009-04-06?10:30??霍爾流量計(jì)\FWlib\inc\stm32f10x_exti.h
............此處省略51個(gè)文件信息