Duy tran / Mbed OS HealthCare_Graduation

Graduation Thesis, use Nucleo and X-Nucleo BLE

Dependencies:   PulseSensor GSM Thermometer KalmanFilter

application/main.cpp@6:26a4b005cb75, 2018-02-21 (annotated)

Committer:
DuyLionTran
Date:
Wed Feb 21 03:43:08 2018 +0000
Revision:
6:26a4b005cb75
Parent:
5:c12c16c0d2ea
Child:
7:d8032114995b
* version 0.9.6   02-21-2018  Update mbed-os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
DuyLionTran 0:64ca984b3efd 1 /**
DuyLionTran 2:16f6cfcd7505 2 * This is the project for "BLE HealthCare". The device is attached on any patient's body at will.
DuyLionTran 0:64ca984b3efd 3
DuyLionTran 0:64ca984b3efd 4 * Revision:
DuyLionTran 2:16f6cfcd7505 5 * version 0.8 02-12-2018
DuyLionTran 2:16f6cfcd7505 6 * version 0.8.5 02-14-2018
DuyLionTran 4:e44cd8682f1c 7 * version 0.9 02-15-2018 Pulse sensor and thermometer added
DuyLionTran 4:e44cd8682f1c 8 * version 0.9.5 02-16-2018 Calculation for pulse sensor and thermometer. GSM library added
DuyLionTran 6:26a4b005cb75 9 * version 0.9.6 02-21-2018 Update mbed-os
DuyLionTran 0:64ca984b3efd 10
DuyLionTran 0:64ca984b3efd 11 /* ======================== INCLUDES ========================= */
DuyLionTran 0:64ca984b3efd 12 #include <events/mbed_events.h>
DuyLionTran 0:64ca984b3efd 13 #include <mbed.h>
DuyLionTran 0:64ca984b3efd 14 #include "ble/BLE.h"
DuyLionTran 0:64ca984b3efd 15 #include "ble_healthcare_service.h"
DuyLionTran 5:c12c16c0d2ea 16 #include "GSM.h"
DuyLionTran 4:e44cd8682f1c 17 #include "LM35.h"
DuyLionTran 3:9b552b775c6e 18 #include "PulseSensor.h"
DuyLionTran 0:64ca984b3efd 19
DuyLionTran 4:e44cd8682f1c 20
DuyLionTran 4:e44cd8682f1c 21
DuyLionTran 0:64ca984b3efd 22 /* ======================== DEFINES ========================== */
DuyLionTran 4:e44cd8682f1c 23 #define THERM_FINGER_LOCATION 3
DuyLionTran 4:e44cd8682f1c 24 #define HRM_FINGER_LOCATION 3
DuyLionTran 4:e44cd8682f1c 25
DuyLionTran 4:e44cd8682f1c 26 #define PULSE_SENSOR_PIN A0
DuyLionTran 4:e44cd8682f1c 27 #define THERM_SENSOR_PIN A1
DuyLionTran 0:64ca984b3efd 28
DuyLionTran 0:64ca984b3efd 29 /* ======================= VARIABLES ========================= */
DuyLionTran 0:64ca984b3efd 30 /* GLOBAL VARIABLES */
DuyLionTran 0:64ca984b3efd 31 static float currentTemperature = 39.6;
DuyLionTran 0:64ca984b3efd 32 static uint8_t currentHRMCounter = 80;
DuyLionTran 0:64ca984b3efd 33
DuyLionTran 0:64ca984b3efd 34 /* PRIVATE VARIABLES */
DuyLionTran 0:64ca984b3efd 35 const static char DEVICE_NAME[] = "HEALTH STATE";
DuyLionTran 3:9b552b775c6e 36 static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE, GattService::UUID_HEALTH_THERMOMETER_SERVICE};
DuyLionTran 0:64ca984b3efd 37
DuyLionTran 0:64ca984b3efd 38 /* STRUCTS/CLASSESS */
DuyLionTran 0:64ca984b3efd 39 static EventQueue eventQueue(EVENTS_EVENT_SIZE * 20);
DuyLionTran 0:64ca984b3efd 40 HealthCareService *HealthCareServicePtr;
DuyLionTran 3:9b552b775c6e 41 //PulseSensor PulseSensor();
DuyLionTran 0:64ca984b3efd 42
DuyLionTran 4:e44cd8682f1c 43 Serial serial(USBTX, USBRX);
DuyLionTran 4:e44cd8682f1c 44
DuyLionTran 0:64ca984b3efd 45 /* ================== FUNCTION PROTOTYPES ==================== */
DuyLionTran 4:e44cd8682f1c 46 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *);
DuyLionTran 4:e44cd8682f1c 47 void onBleInitError(BLE &ble, ble_error_t error);
DuyLionTran 4:e44cd8682f1c 48 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params);
DuyLionTran 4:e44cd8682f1c 49 void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context);
DuyLionTran 4:e44cd8682f1c 50
DuyLionTran 4:e44cd8682f1c 51 void main_event(void);
DuyLionTran 4:e44cd8682f1c 52 void periodicCallback(void);
DuyLionTran 0:64ca984b3efd 53
DuyLionTran 0:64ca984b3efd 54 /* ==================== FUNCTION DETAILS ===================== */
DuyLionTran 0:64ca984b3efd 55 /* Restart Advertising on disconnection*/
DuyLionTran 0:64ca984b3efd 56 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *) {
DuyLionTran 0:64ca984b3efd 57 BLE::Instance().gap().startAdvertising();
DuyLionTran 0:64ca984b3efd 58 }
DuyLionTran 0:64ca984b3efd 59
DuyLionTran 0:64ca984b3efd 60 void main_event(void) {
DuyLionTran 0:64ca984b3efd 61 /* Do blocking calls or whatever is necessary for sensor polling.
DuyLionTran 0:64ca984b3efd 62 In our case, we simply update the Temperature measurement. */
DuyLionTran 0:64ca984b3efd 63 currentTemperature = (currentTemperature + 0.1 > 43.0) ? 39.6 : currentTemperature + 0.1;
DuyLionTran 0:64ca984b3efd 64 currentHRMCounter = (currentHRMCounter + 1 > 120) ? 80 : currentHRMCounter + 1;
DuyLionTran 4:e44cd8682f1c 65 if (BLE::Instance().gap().getState().connected) {
DuyLionTran 4:e44cd8682f1c 66 HealthCareServicePtr->updateTemperature(currentTemperature);
DuyLionTran 4:e44cd8682f1c 67 HealthCareServicePtr->updateHeartRate(currentHRMCounter);
DuyLionTran 4:e44cd8682f1c 68 }
DuyLionTran 4:e44cd8682f1c 69
DuyLionTran 0:64ca984b3efd 70 }
DuyLionTran 0:64ca984b3efd 71
DuyLionTran 0:64ca984b3efd 72 void periodicCallback(void) {
DuyLionTran 4:e44cd8682f1c 73 /* call main_event immediately */
DuyLionTran 4:e44cd8682f1c 74 eventQueue.call(main_event);
DuyLionTran 0:64ca984b3efd 75 }
DuyLionTran 0:64ca984b3efd 76
DuyLionTran 0:64ca984b3efd 77 void printMacAddress() {
DuyLionTran 0:64ca984b3efd 78 /* Print out device MAC address to the console*/
DuyLionTran 0:64ca984b3efd 79 Gap::AddressType_t addr_type;
DuyLionTran 0:64ca984b3efd 80 Gap::Address_t address;
DuyLionTran 0:64ca984b3efd 81 BLE::Instance().gap().getAddress(&addr_type, address);
DuyLionTran 0:64ca984b3efd 82 printf("DEVICE MAC ADDRESS: ");
DuyLionTran 0:64ca984b3efd 83 for (int i = 5; i >= 1; i--) {
DuyLionTran 0:64ca984b3efd 84 printf("%02x:", address[i]);
DuyLionTran 0:64ca984b3efd 85 }
DuyLionTran 0:64ca984b3efd 86 printf("%02x\r\n", address[0]);
DuyLionTran 0:64ca984b3efd 87 }
DuyLionTran 0:64ca984b3efd 88
DuyLionTran 0:64ca984b3efd 89 void onBleInitError(BLE &ble, ble_error_t error) {
DuyLionTran 0:64ca984b3efd 90 /* Initialization error handling should go here */
DuyLionTran 4:e44cd8682f1c 91
DuyLionTran 0:64ca984b3efd 92 }
DuyLionTran 0:64ca984b3efd 93
DuyLionTran 0:64ca984b3efd 94 /**
DuyLionTran 0:64ca984b3efd 95 * @brief Callback triggered when the ble initialization process has finished
DuyLionTran 0:64ca984b3efd 96 */
DuyLionTran 0:64ca984b3efd 97 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) {
DuyLionTran 0:64ca984b3efd 98 BLE& ble = params->ble;
DuyLionTran 0:64ca984b3efd 99 ble_error_t error = params->error;
DuyLionTran 0:64ca984b3efd 100
DuyLionTran 0:64ca984b3efd 101 if (error != BLE_ERROR_NONE) {
DuyLionTran 0:64ca984b3efd 102 onBleInitError(ble, error);
DuyLionTran 0:64ca984b3efd 103 return;
DuyLionTran 0:64ca984b3efd 104 }
DuyLionTran 0:64ca984b3efd 105
DuyLionTran 0:64ca984b3efd 106 /* Ensure that it is the default instance of BLE */
DuyLionTran 0:64ca984b3efd 107 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
DuyLionTran 0:64ca984b3efd 108 return;
DuyLionTran 0:64ca984b3efd 109 }
DuyLionTran 0:64ca984b3efd 110
DuyLionTran 0:64ca984b3efd 111 ble.gap().onDisconnection(disconnectionCallback);
DuyLionTran 4:e44cd8682f1c 112 HealthCareServicePtr = new HealthCareService(ble, currentTemperature, THERM_FINGER_LOCATION,
DuyLionTran 4:e44cd8682f1c 113 currentHRMCounter, HRM_FINGER_LOCATION);
DuyLionTran 0:64ca984b3efd 114
DuyLionTran 0:64ca984b3efd 115 /* setup advertising */
DuyLionTran 0:64ca984b3efd 116 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
DuyLionTran 0:64ca984b3efd 117 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
DuyLionTran 2:16f6cfcd7505 118 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_THERMOMETER );
DuyLionTran 0:64ca984b3efd 119 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR);
DuyLionTran 0:64ca984b3efd 120 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
DuyLionTran 0:64ca984b3efd 121 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
DuyLionTran 0:64ca984b3efd 122 ble.gap().setAdvertisingInterval(1000); /* 1000ms. */
DuyLionTran 0:64ca984b3efd 123 ble.gap().startAdvertising();
DuyLionTran 0:64ca984b3efd 124
DuyLionTran 0:64ca984b3efd 125 printMacAddress();
DuyLionTran 0:64ca984b3efd 126 }
DuyLionTran 0:64ca984b3efd 127
DuyLionTran 0:64ca984b3efd 128 void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) {
DuyLionTran 0:64ca984b3efd 129 BLE &ble = BLE::Instance();
DuyLionTran 0:64ca984b3efd 130 eventQueue.call(Callback<void()>(&ble, &BLE::processEvents));
DuyLionTran 0:64ca984b3efd 131 }
DuyLionTran 0:64ca984b3efd 132
DuyLionTran 0:64ca984b3efd 133 /* MAIN FUNCTION */
DuyLionTran 0:64ca984b3efd 134 int main() {
DuyLionTran 4:e44cd8682f1c 135
DuyLionTran 4:e44cd8682f1c 136 serial.baud(115200);
DuyLionTran 4:e44cd8682f1c 137 printf("\r\n BODY WIRELESS SENSOR NETWORK\r\n");
DuyLionTran 4:e44cd8682f1c 138 /* call periodicCallback every 500ms */
DuyLionTran 0:64ca984b3efd 139 eventQueue.call_every(500, periodicCallback);
DuyLionTran 4:e44cd8682f1c 140
DuyLionTran 4:e44cd8682f1c 141 /* init BLE */
DuyLionTran 0:64ca984b3efd 142 BLE &ble = BLE::Instance();
DuyLionTran 0:64ca984b3efd 143 ble.onEventsToProcess(scheduleBleEventsProcessing);
DuyLionTran 0:64ca984b3efd 144 ble.init(bleInitComplete);
DuyLionTran 4:e44cd8682f1c 145
DuyLionTran 4:e44cd8682f1c 146 /* dispatch the event queue */
DuyLionTran 0:64ca984b3efd 147 eventQueue.dispatch_forever();
DuyLionTran 0:64ca984b3efd 148
DuyLionTran 0:64ca984b3efd 149 return 0;
DuyLionTran 0:64ca984b3efd 150 }