/*功能描述：MS5611大氣壓強模塊數據采集計算?V1.0*/
/********************************************************************************????
??*?@file????atmosphere.c
??*?@author??pei4566
??*?@version?V1.0.2
??*?@date????04-October-2015
??*?@brief???pressure?sensor?SPI?interface?program?source?code?
	*??????????the?realization?of?temperature?pressure?collecting?calculate?altitude.
??*???????????
*********************************************************************************/

#include??“hardware.h“

u16?setupC1C2C3C4C5C6CRC_1;??//用于存放PROM中的8組數據
unsigned?long?D1_PresD2_Temp;??????//用于存放溫度和壓力?
double?OFFSENS;????????????????????//實際溫度抵消、實際溫度靈敏度
float?dTTemperaturePressure;??????//實際和參考溫度之間的差異、溫度值、壓力值
float?TEMP2AuxOFF2SENS2;?????????//溫度檢驗值

/*******************************************************************************
	大氣壓強模塊用到的SPI1接口初始化
	函數名稱：SPI1_Init
	輸入參數：void
	輸出參數：void
*******************************************************************************/
void?SPI1_Init（void）
{	?
??GPIO_InitTypeDef??GPIO_InitStructure;
??SPI_InitTypeDef??SPI_InitStructure;
	
??RCC_AHB1PeriphClockCmd（RCC_AHB1Periph_GPIOA?ENABLE）;//使能GPIOA時鐘
??RCC_APB2PeriphClockCmd（RCC_APB2Periph_SPI1?ENABLE）;?//使能SPI1時鐘
	RCC_AHB1PeriphClockCmd（RCC_AHB1Periph_GPIOB?ENABLE）;//使能GPIOB時鐘
	
??GPIO_InitStructure.GPIO_Pin?=?ATMOSPHERE_NSS_PIN;????//PA4
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_OUT;????????//輸出
??GPIO_InitStructure.GPIO_OType?=?GPIO_OType_PP;???????//推挽輸出
??GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_100MHz;???//100MHz
??GPIO_InitStructure.GPIO_PuPd?=?GPIO_PuPd_UP;?????????//上拉
??GPIO_Init（ATMOSPHERE_GPIO?&GPIO_InitStructure）;?????//初始化
?
??GPIO_InitStructure.GPIO_Pin?=?ATMOSPHERE_SCK_PIN|ATMOSPHERE_MISO_PIN|ATMOSPHERE_MOSI_PIN;//PA5~7復用功能輸出	
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_AF;?????????????????????????????????????????????//復用功能
??GPIO_InitStructure.GPIO_OType?=?GPIO_OType_PP;???????????????????????????????????????????//推挽輸出
??GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_100MHz;???????????????????????????????????????//100MHz
??GPIO_InitStructure.GPIO_PuPd?=?GPIO_PuPd_UP;?????????????????????????????????????????????//上拉
??GPIO_Init（ATMOSPHERE_GPIO?&GPIO_InitStructure）;?????????????????????????????????????????//初始化???
	
	GPIO_PinAFConfig（ATMOSPHERE_SCK_GPIOGPIO_PinSource5GPIO_AF_SPI1）;???//PB5復用為?SPI1
	GPIO_PinAFConfig（ATMOSPHERE_MISO_GPIOGPIO_PinSource6GPIO_AF_SPI1）;??//PB6復用為?SPI1
	GPIO_PinAFConfig（ATMOSPHERE_MOSI_GPIOGPIO_PinSource7GPIO_AF_SPI1）;??//PB7復用為?SPI1
?
	//這里只針對SPI口初始化
	RCC_APB2PeriphResetCmd（RCC_APB2Periph_SPI1ENABLE）;??//復位SPI1
	RCC_APB2PeriphResetCmd（RCC_APB2Periph_SPI1DISABLE）;?//停止復位SPI1

	SPI_InitStructure.SPI_Direction?=?SPI_Direction_2Lines_FullDuplex;??//設置SPI單向或者雙向的數據模式:SPI設置為雙線雙向全雙工
	SPI_InitStructure.SPI_Mode?=?SPI_Mode_Master;		????????????????????//設置SPI工作模式:設置為主SPI
	SPI_InitStructure.SPI_DataSize?=?SPI_DataSize_8b;		????????????????//設置SPI的數據大小:SPI發送接收8位幀結構
	SPI_InitS

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????11180??2015-10-19?17:27??drv_atmosphere\atmosphere.c

?????文件???????1996??2015-10-19?17:29??drv_atmosphere\atmosphere.h

?????文件????????613??2015-10-19?17:37??drv_atmosphere\main.c

?????目錄??????????0??2015-10-19?17:32??drv_atmosphere

-----------?---------??----------?-----??----

????????????????13789????????????????????4