mirror of https://github.com/ARMmbed/mbed-os.git
Add BLE HeartRate and iBeacon examples
Emilio Monti
parent
475657f920
commit
2dff8cf4f4
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/* mbed Microcontroller Library
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* Copyright (c) 2006-2013 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "mbed.h"
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#include "nRF51822n.h"
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nRF51822n nrf; /* BLE radio driver */
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DigitalOut led1(LED1);
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DigitalOut led2(LED2);
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Ticker flipper;
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Serial pc(USBTX,USBRX);
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/* Battery Level Service */
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uint8_t batt = 72; /* Battery level */
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uint8_t read_batt = 0; /* Variable to hold battery level reads */
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GattService battService ( GattService::UUID_BATTERY_SERVICE );
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GattCharacteristic battLevel ( GattCharacteristic::UUID_BATTERY_LEVEL_CHAR, 1, 1,
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GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY |
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GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
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/* Heart Rate Service */
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/* Service: https://developer.bluetooth.org/gatt/services/Pages/ServiceViewer.aspx?u=org.bluetooth.service.heart_rate.xml */
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/* HRM Char: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml */
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/* Location: https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.body_sensor_location.xml */
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GattService hrmService ( GattService::UUID_HEART_RATE_SERVICE );
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GattCharacteristic hrmRate ( GattCharacteristic::UUID_HEART_RATE_MEASUREMENT_CHAR, 2, 3, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY );
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GattCharacteristic hrmLocation ( GattCharacteristic::UUID_BODY_SENSOR_LOCATION_CHAR, 1, 1, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ );
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/* Device Information service */
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uint8_t deviceName[4] = { 'm', 'b', 'e', 'd' };
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GattService deviceInformationService ( GattService::UUID_DEVICE_INFORMATION_SERVICE );
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GattCharacteristic deviceManufacturer ( GattCharacteristic::UUID_MANUFACTURER_NAME_STRING_CHAR,
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sizeof(deviceName), sizeof(deviceName),
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GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ);
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/* Health Thermometer Service */
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uint32_t temp_ieee11073 = 0xFF00016C; // 36.4C in IEEE-11073 32-bit float!
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uint8_t thermTempPayload[5] = { 0, 0, 0, 0, 0 };
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GattService thermService (GattService::UUID_HEALTH_THERMOMETER_SERVICE);
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GattCharacteristic thermTemp (GattCharacteristic::UUID_TEMPERATURE_MEASUREMENT_CHAR,
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5, 5, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE);
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/* Advertising data and parameters */
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GapAdvertisingData advData;
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GapAdvertisingData scanResponse;
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GapAdvertisingParams advParams ( GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED );
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uint16_t uuid16_list[] = { GattService::UUID_BATTERY_SERVICE,
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GattService::UUID_DEVICE_INFORMATION_SERVICE,
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GattService::UUID_HEART_RATE_SERVICE,
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GattService::UUID_HEALTH_THERMOMETER_SERVICE };
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void tickerCallback(void);
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/**************************************************************************/
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/*!
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@brief This custom class can be used to override any GapEvents
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that you are interested in handling on an application level.
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*/
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/**************************************************************************/
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class GapEventHandler : public GapEvents
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{
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virtual void onTimeout(void)
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{
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pc.printf("Advertising Timeout!\n\r");
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// Restart the advertising process with a much slower interval,
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// only start advertising again after a button press, etc.
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}
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virtual void onConnected(void)
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{
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pc.printf("Connected!\n\r");
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}
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virtual void onDisconnected(void)
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{
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pc.printf("Disconnected!\n\r");
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pc.printf("Restarting the advertising process\n\r");
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nrf.getGap().startAdvertising(advParams);
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}
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};
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/**************************************************************************/
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/*!
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@brief This custom class can be used to override any GattServerEvents
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that you are interested in handling on an application level.
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*/
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/**************************************************************************/
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class GattServerEventHandler : public GattServerEvents
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{
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//virtual void onDataSent(uint16_t charHandle) {}
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//virtual void onDataWritten(uint16_t charHandle) {}
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virtual void onUpdatesEnabled(uint16_t charHandle)
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{
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if (charHandle == thermTemp.handle)
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{
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pc.printf("Temperature indication enabled\n\r");
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}
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if (charHandle == hrmRate.handle)
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{
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pc.printf("Heart rate notify enabled\n\r");
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}
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}
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virtual void onUpdatesDisabled(uint16_t charHandle)
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{
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if (charHandle == thermTemp.handle)
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{
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pc.printf("Temperature indication disabled\n\r");
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}
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if (charHandle == hrmRate.handle)
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{
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pc.printf("Heart rate notify disabled\n\r");
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}
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}
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virtual void onConfirmationReceived(uint16_t charHandle)
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{
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if (charHandle == thermTemp.handle)
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{
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pc.printf("Temperature indication received\n\r");
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}
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}
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};
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/**************************************************************************/
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/*!
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@brief Program entry point
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*/
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/**************************************************************************/
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int main(void)
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{
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*(uint32_t *)0x40000504 = 0xC007FFDF;
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*(uint32_t *)0x40006C18 = 0x00008000;
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/* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */
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led1=1;
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led2=1;
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flipper.attach(&tickerCallback, 1.0);
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/* Setup the local GAP/GATT event handlers */
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nrf.getGap().setEventHandler(new GapEventHandler());
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nrf.getGattServer().setEventHandler(new GattServerEventHandler());
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/* Initialise the nRF51822 */
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pc.printf("Initialising the nRF51822\n\r");
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nrf.init();
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/* Make sure we get a clean start */
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nrf.reset();
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/* Add BLE-Only flag and complete service list to the advertising data */
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advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED);
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advData.addData(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,
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(uint8_t*)uuid16_list, sizeof(uuid16_list));
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advData.addAppearance(GapAdvertisingData::HEART_RATE_SENSOR_HEART_RATE_BELT);
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nrf.getGap().setAdvertisingData(advData, scanResponse);
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/* Add the Battery Level service */
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battService.addCharacteristic(battLevel);
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nrf.getGattServer().addService(battService);
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/* Add the Device Information service */
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deviceInformationService.addCharacteristic(deviceManufacturer);
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nrf.getGattServer().addService(deviceInformationService);
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/* Add the Heart Rate service */
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hrmService.addCharacteristic(hrmRate);
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hrmService.addCharacteristic(hrmLocation);
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nrf.getGattServer().addService(hrmService);
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/* Health Thermometer Service */
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thermService.addCharacteristic(thermTemp);
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nrf.getGattServer().addService(thermService);
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/* Start advertising (make sure you've added all your data first) */
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nrf.getGap().startAdvertising(advParams);
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/* Now that we're live, update the battery level characteristic, and */
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/* change the device manufacturer characteristic to 'mbed' */
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nrf.getGattServer().updateValue(battLevel.handle, (uint8_t*)&batt, sizeof(batt));
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nrf.getGattServer().updateValue(deviceManufacturer.handle, deviceName, sizeof(deviceName));
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nrf.getGattServer().updateValue(thermTemp.handle, thermTempPayload, sizeof(thermTempPayload));
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/* Set the heart rate monitor location (one time only) */
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/* See --> https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.body_sensor_location.xml */
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uint8_t location = 0x03; /* Finger */
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uint8_t hrmCounter = 100;
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nrf.getGattServer().updateValue(hrmLocation.handle, (uint8_t*)&location, sizeof(location));
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/* Do blinky on LED1 while we're waiting for BLE events */
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for (;;)
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{
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led1 = !led1;
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wait(1);
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//nrf.getGattServer().readValue(battLevel.handle, (uint8_t*)&read_batt, sizeof(read_batt));
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//pc.printf("Battery Level = %d\n\r", read_batt);
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/* Update battery level */
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batt++;
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if (batt > 100) batt = 72;
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nrf.getGattServer().updateValue(battLevel.handle, (uint8_t*)&batt, sizeof(batt));
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/* Update the HRM measurement */
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/* First byte = 8-bit values, no extra info, Second byte = uint8_t HRM value */
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/* See --> https://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml */
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hrmCounter++;
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if (hrmCounter == 175) hrmCounter = 100;
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uint8_t bpm[2] = { 0x00, hrmCounter };
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nrf.getGattServer().updateValue(hrmRate.handle, bpm, sizeof(bpm));
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/* Update the temperature */
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memcpy(thermTempPayload+1, &temp_ieee11073, 4);
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nrf.getGattServer().updateValue(thermTemp.handle, thermTempPayload, sizeof(thermTempPayload));
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temp_ieee11073++;
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if (temp_ieee11073 > 0xFF000200) temp_ieee11073 = 0xFF00016C;
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}
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}
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/**************************************************************************/
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/*!
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@brief Ticker callback to switch led2 state
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*/
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/**************************************************************************/
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void tickerCallback(void)
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{
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led2 = !led2;
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}
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@ -0,0 +1,87 @@
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/* mbed Microcontroller Library
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* Copyright (c) 2006-2013 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "mbed.h"
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#include "nRF51822n.h"
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nRF51822n nrf; /* BLE radio driver */
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DigitalOut led1(LED1);
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DigitalOut led2(LED2);
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Ticker flipper;
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Serial pc(USBTX,USBRX);
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void tickerCallback(void);
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/**************************************************************************/
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/*!
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@brief Program entry point
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*/
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/**************************************************************************/
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int main(void)
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{
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*(uint32_t *)0x40000504 = 0xC007FFDF;
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*(uint32_t *)0x40006C18 = 0x00008000;
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/* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */
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led1=1;
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led2=1;
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flipper.attach(&tickerCallback, 1.0);
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/* Initialise the nRF51822 */
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pc.printf("Initialising the nRF51822\n\r");
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nrf.init();
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GapAdvertisingParams advParams ( GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED );
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GapAdvertisingData advData;
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GapAdvertisingData scanResponse;
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/* Define an iBeacon payload
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--------------------------------------------------------------
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128-Bit UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61
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Major/Minor = 0000 / 0000
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Tx Power = C8
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*/
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uint8_t iBeaconPayload[25] = { 0x4C, 0x00, 0x02, 0x15, 0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4, 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61, 0x00, 0x00, 0x00, 0x00, 0xC8 };
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/* Make sure we get a clean start */
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nrf.reset();
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/* iBeacon includes the FLAG and MSD fields */
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advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED);
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advData.addData(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, iBeaconPayload, sizeof(iBeaconPayload));
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/* Start advertising! */
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nrf.getGap().setAdvertisingData(advData, scanResponse);
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nrf.getGap().startAdvertising(advParams);
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/* Do blinky on LED1 while we're waiting for BLE events */
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for (;;)
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{
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led1 = !led1;
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wait(1);
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}
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}
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/**************************************************************************/
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/*!
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@brief Ticker callback to switch led2 state
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*/
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/**************************************************************************/
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void tickerCallback(void)
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{
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led2 = !led2;
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}
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@ -740,6 +740,16 @@ TESTS = [
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"source_dir": join(TEST_DIR, "ble", "Health_Thermometer"),
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"source_dir": join(TEST_DIR, "ble", "Health_Thermometer"),
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"dependencies": [MBED_LIBRARIES, TMP102, BLE_NORDIC_NATIVE],
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"dependencies": [MBED_LIBRARIES, TMP102, BLE_NORDIC_NATIVE],
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},
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},
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{
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"id": "NORDIC_2", "description": "BLE Heart Rate Monitor",
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"source_dir": join(TEST_DIR, "ble", "HeartRate"),
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"dependencies": [MBED_LIBRARIES, BLE_NORDIC_NATIVE],
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},
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{
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"id": "NORDIC_3", "description": "BLE iBeacon",
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"source_dir": join(TEST_DIR, "ble", "iBeacon"),
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"dependencies": [MBED_LIBRARIES, BLE_NORDIC_NATIVE],
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},
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]
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]
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# Group tests with the same goals into categories
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# Group tests with the same goals into categories
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