/****************************************************************************** 1
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********************
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Filename: heartrate.c
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Revised: $Date $
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Revision: $Revision $
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Description: This file contains the heart rate sample application
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for use with the CC2540 Bluetooth Low Energy Protocol Stack.
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Copyright 2011 Texas Instruments Incorporated. All rights reserved.
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IMPORTANT: Your use of this Software is limited to those specific rights
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granted under the terms of a software license agreement between the user
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who downloaded the software, his/her employer (which must be your employer)
and Texas Instruments Incorporated (the "License"). You may not use this
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Software unless you agree to abide by the terms of the License. The License
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limits your use, and you acknowledge, that the Software may not be modified,
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copied or distributed unless embedded on a Texas Instruments microcontroller
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or used solely and exclusively in conjunction with a Texas Instruments radio
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frequency transceiver, which is integrated into your product. Other than for
the foregoing purpose, you may not use, reproduce, copy, prepare derivative
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works of, modify, distribute, perform, display or sell this Software and/or
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its documentation for any purpose.
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YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE 26
PROVIDED 揂S IS?WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE,
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NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL
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TEXAS INSTRUMENTS OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT,
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NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER
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LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES
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INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE
OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT
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OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES
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(INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS.
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Should you have any questions regarding your right to use this Software,
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contact Texas Instruments Incorporated at www.TI.com.
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******************************************************************************* 40
*******************/
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/*********************************************************************
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* INCLUDES
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*/
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//此段相当于安卓中的important,导入头文件
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#include "bcomdef.h"
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#include "OSAL.h"
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#include "OnBoard.h"
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#include "hal_led.h"
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#include "hal_lcd.h"
#include "hal_key.h"
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#include "linkdb.h"
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#include "gatt.h"
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#include "gapgattserver.h"
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#include "gattservapp.h"
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#include "heartrateservice.h"
#include "devinfoservice.h"
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#include "battservice.h"
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#include "peripheral.h"
#include "gapbondmgr.h"
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#include "heartrate.h"
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#include "myheartrate.h"
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//important到此为止
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extern bool QS;// 当BPM 确定时,这个值是True
extern int16 BPM; // 脉率值,即上文所说的BPM
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void HeartRateloop();
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/*********************************************************************
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* MACROS
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*/
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//下面的是一些宏定义,也就是相当于安卓中Int HEARTRATE_BPM_TO_RR=123; 给这个变量赋值一个固定的数值id
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// Convert BPM to RR-Interval for data simulation purposes
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#define HEARTRATE_BPM_TO_RR(bpm) ((uint16) 60 * 1024 / (uint16) (bpm))
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/*********************************************************************
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* CONSTANTS
*/
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// Fast advertising interval in 625us units
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#define DEFAULT_FAST_ADV_INTERVAL 32
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// Duration of fast advertising duration in ms
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#define DEFAULT_FAST_ADV_DURATION 30000
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// Slow advertising interval in 625us units
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#define DEFAULT_SLOW_ADV_INTERVAL 1600
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// Duration of slow advertising duration in ms (set to 0 for continuous advertising)
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#define DEFAULT_SLOW_ADV_DURATION 0
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// How often to perform heart rate periodic event
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#define DEFAULT_HEARTRATE_PERIOD 1000
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// Whether to enable automatic parameter update request when a connection is formed
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#define DEFAULT_ENABLE_UPDATE_REQUEST FALSE
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// Minimum connection interval (units of 1.25ms) if automatic parameter update request is enabled
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#define DEFAULT_DESIRED_MIN_CONN_INTERVAL 200
// Maximum connection interval (units of 1.25ms) if automatic parameter update request is 102
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enabled
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#define DEFAULT_DESIRED_MAX_CONN_INTERVAL 1600
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// Slave latency to use if automatic parameter update request is enabled
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#define DEFAULT_DESIRED_SLAVE_LATENCY 1
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// Supervision timeout value (units of 10ms) if automatic parameter update request is enabled 110
#define DEFAULT_DESIRED_CONN_TIMEOUT 1000
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// Battery level is critical when it is less than this %
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#define DEFAULT_BATT_CRITICAL_LEVEL 6
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// Battery measurement period in ms
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#define DEFAULT_BATT_PERIOD 15000
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// Some values used to simulate measurements
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#define BPM_DEFAULT 73
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#define BPM_MAX 80
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#define ENERGY_INCREMENT 10
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#define FLAGS_IDX_MAX 7
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//宏定义到此为止
//下面是是真正变量的定义
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/*********************************************************************
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* TYPEDEFS
*/
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/*********************************************************************
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* GLOBAL VARIABLES
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*/
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/*********************************************************************
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* EXTERNAL VARIABLES
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*/
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/*********************************************************************
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* EXTERNAL FUNCTIONS
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*/
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/*********************************************************************
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* LOCAL VARIABLES
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*/
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static uint8 heartRate_TaskID; // Task ID for internal task/event processing
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static gaprole_States_t gapProfileState = GAPROLE_INIT;
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// GAP Profile - Name attribute for SCAN RSP data
static uint8 scanData[] = // 被搜索到之后设备会把这个8位发送出去,蓝牙设备接受到之149
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后会将这个数组转化为自己要的类似于这样的数组就是蓝牙传输过程中的流
0x12, // length of this data
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GAP_ADTYPE_LOCAL_NAME_COMPLETE,
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'H',
'e',
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'a',
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'r',
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't',
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' ',
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'R',
'a',
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't',
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'e',
' ',
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'S',
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'e',
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'n',
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's',
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'o',
'r'
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};
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static uint8 advertData[] = // 这个也是将要通过蓝牙传输给其他蓝牙设备(如手机)的数据, 173
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貌似定义了一些UUID (uuid 做蓝牙的人都懂得)
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{
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// flags
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0x02,
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GAP_ADTYPE_FLAGS,
GAP_ADTYPE_FLAGS_GENERAL | GAP_ADTYPE_FLAGS_BREDR_NOT_SUPPORTED,
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// service UUIDs
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0x05,
GAP_ADTYPE_16BIT_MORE,
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LO_UINT16(HEARTRATE_SERV_UUID),
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HI_UINT16(HEARTRATE_SERV_UUID),
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LO_UINT16(BATT_SERVICE_UUID),
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HI_UINT16(BATT_SERVICE_UUID)
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};
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// Device name attribute value接下来定义的都是一些变量
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static uint8 attDeviceName[GAP_DEVICE_NAME_LEN] = "Heart Rate Sensor";
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// GAP connection handle
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static uint16 gapConnHandle;
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// Heart rate measurement value stored in this structure
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static attHandleValueNoti_t heartRateMeas;
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// Components of heart rate measurement structure
static uint8 heartRateBpm = BPM_DEFAULT;
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static uint16 heartRateEnergy = 0;
static uint16 heartRateRrInterval1 = HEARTRATE_BPM_TO_RR(BPM_DEFAULT);
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static uint16 heartRateRrInterval2 = HEARTRATE_BPM_TO_RR(BPM_DEFAULT);
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// flags for simulated measurements 一组数据结构,定义了设备的一些标志,里面的字母是宏定义中定义好的,他的实质是一个数字用的时候直接用名字数字不用管
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static const uint8 heartRateFlags[FLAGS_IDX_MAX] =
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{
HEARTRATE_FLAGS_CONTACT_NOT_SUP,
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HEARTRATE_FLAGS_CONTACT_NOT_DET,
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HEARTRATE_FLAGS_CONTACT_DET | HEARTRATE_FLAGS_ENERGY_EXP,
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HEARTRATE_FLAGS_CONTACT_DET | HEARTRATE_FLAGS_RR,
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HEARTRATE_FLAGS_CONTACT_DET | HEARTRATE_FLAGS_ENERGY_EXP | 213
HEARTRATE_FLAGS_RR,
HEARTRATE_FLAGS_FORMAT_UINT16 | HEARTRATE_FLAGS_CONTACT_DET | 214
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HEARTRATE_FLAGS_ENERGY_EXP | HEARTRATE_FLAGS_RR,
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0x00
};
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static uint8 heartRateFlagsIdx = 0;
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// Advertising user-cancelled state
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static bool heartRateAdvCancelled = FALSE;
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/*********************************************************************
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* LOCAL FUNCTIONS 本地的一些方法都在这里了
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*/
static void heartRate_ProcessOSALMsg( osal_event_hdr_t *pMsg );
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static void HeartRateGapStateCB( gaprole_States_t newState );
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static void heartRatePeriodicTask( void );
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static void heartRateBattPeriodicTask( void );
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static void heartRate_HandleKeys( uint8 shift, uint8 keys );
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static void heartRateMeasNotify(void);
static void heartRateCB(uint8 event);
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static void heartRateBattCB(uint8 event);
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/*********************************************************************
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* PROFILE CALLBACKS
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*/
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// GAP Role Callbacks这是一个回调
函数
excel方差函数excelsd函数已知函数 2 f x m x mx m 2 1 4 2拉格朗日函数pdf函数公式下载
当状态改变时会调用GAP 我也不知道是什么241
static gapRolesCBs_t heartRatePeripheralCB =
{
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HeartRateGapStateCB, // Profile State Change Callbacks
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NULL // When a valid RSSI is read from controller
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};
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// Bond Manager Callbacks这也是一个回调函数应该是gap绑定CB 的回调函数
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static const gapBondCBs_t heartRateBondCB =
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{
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NULL, // Passcode callback
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