BLE heart rate example, with yotta machinations.
Dependencies: BLE_API mbed nRF51822
Fork of BLE_HeartRate by
Revision 67:50317bbc805f, committed 2015-06-26
- Comitter:
- jamcro01
- Date:
- Fri Jun 26 11:53:48 2015 +0000
- Parent:
- 66:c09ddf226b9c
- Commit message:
- restructure and fix include paths (now build with both yotta (with patched https://github.com/autopulated/nRF51822) and with the classic build system)
Changed in this revision
--- a/main.cpp Sat Jun 20 23:25:02 2015 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,96 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2006-2013 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "mbed.h" -#include "BLE.h" -#include "HeartRateService.h" -#include "DeviceInformationService.h" - -/* Enable the following if you need to throttle the connection interval. This has - * the effect of reducing energy consumption after a connection is made; - * particularly for applications where the central may want a fast connection - * interval.*/ -#define UPDATE_PARAMS_FOR_LONGER_CONNECTION_INTERVAL 0 - -BLE ble; -DigitalOut led1(LED1); - -const static char DEVICE_NAME[] = "HRM1"; -static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE, - GattService::UUID_DEVICE_INFORMATION_SERVICE}; -static volatile bool triggerSensorPolling = false; - -void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) -{ - ble.gap().startAdvertising(); // restart advertising -} - -void periodicCallback(void) -{ - led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */ - - /* Note that the periodicCallback() executes in interrupt context, so it is safer to do - * heavy-weight sensor polling from the main thread. */ - triggerSensorPolling = true; -} - -int main(void) -{ - led1 = 1; - Ticker ticker; - ticker.attach(periodicCallback, 1); // blink LED every second - - ble.init(); - ble.gap().onDisconnection(disconnectionCallback); - - /* Setup primary service. */ - uint8_t hrmCounter = 100; // init HRM to 100bps - HeartRateService hrService(ble, hrmCounter, HeartRateService::LOCATION_FINGER); - - /* Setup auxiliary service. */ - DeviceInformationService deviceInfo(ble, "ARM", "Model1", "SN1", "hw-rev1", "fw-rev1", "soft-rev1"); - - /* Setup advertising. */ - ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); - ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); - ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR); - ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); - ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); - ble.gap().setAdvertisingInterval(1000); - ble.gap().startAdvertising(); - - // infinite loop - while (1) { - // check for trigger from periodicCallback() - if (triggerSensorPolling && ble.getGapState().connected) { - triggerSensorPolling = false; - - // Do blocking calls or whatever is necessary for sensor polling. - // In our case, we simply update the HRM measurement. - hrmCounter++; - - // 100 <= HRM bps <=175 - if (hrmCounter == 175) { - hrmCounter = 100; - } - - // update bps - hrService.updateHeartRate(hrmCounter); - } else { - ble.waitForEvent(); // low power wait for event - } - } -}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/module.json Fri Jun 26 11:53:48 2015 +0000 @@ -0,0 +1,17 @@ +{ + "name": "ble-heartrate", + "version": "0.0.0", + "description": "BLE Heartreate example, building with yotta", + "licenses": [ + { + "url": "https://spdx.org/licenses/Apache-2.0", + "type": "Apache-2.0" + } + ], + "dependencies": { + "mbed-classic": "~0.0.1", + "ble": "mbedmicro/BLE_API" + }, + "targetDependencies": {}, + "bin": "./source" +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/source/main.cpp Fri Jun 26 11:53:48 2015 +0000 @@ -0,0 +1,96 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "mbed.h" +#include "ble/BLE.h" +#include "ble/services/HeartRateService.h" +#include "ble/services/DeviceInformationService.h" + +/* Enable the following if you need to throttle the connection interval. This has + * the effect of reducing energy consumption after a connection is made; + * particularly for applications where the central may want a fast connection + * interval.*/ +#define UPDATE_PARAMS_FOR_LONGER_CONNECTION_INTERVAL 0 + +BLE ble; +DigitalOut led1(LED1); + +const static char DEVICE_NAME[] = "HRM1"; +static const uint16_t uuid16_list[] = {GattService::UUID_HEART_RATE_SERVICE, + GattService::UUID_DEVICE_INFORMATION_SERVICE}; +static volatile bool triggerSensorPolling = false; + +void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) +{ + ble.gap().startAdvertising(); // restart advertising +} + +void periodicCallback(void) +{ + led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */ + + /* Note that the periodicCallback() executes in interrupt context, so it is safer to do + * heavy-weight sensor polling from the main thread. */ + triggerSensorPolling = true; +} + +int main(void) +{ + led1 = 1; + Ticker ticker; + ticker.attach(periodicCallback, 1); // blink LED every second + + ble.init(); + ble.gap().onDisconnection(disconnectionCallback); + + /* Setup primary service. */ + uint8_t hrmCounter = 100; // init HRM to 100bps + HeartRateService hrService(ble, hrmCounter, HeartRateService::LOCATION_FINGER); + + /* Setup auxiliary service. */ + DeviceInformationService deviceInfo(ble, "ARM", "Model1", "SN1", "hw-rev1", "fw-rev1", "soft-rev1"); + + /* Setup advertising. */ + ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); + ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); + ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::GENERIC_HEART_RATE_SENSOR); + ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); + ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); + ble.gap().setAdvertisingInterval(1000); + ble.gap().startAdvertising(); + + // infinite loop + while (1) { + // check for trigger from periodicCallback() + if (triggerSensorPolling && ble.getGapState().connected) { + triggerSensorPolling = false; + + // Do blocking calls or whatever is necessary for sensor polling. + // In our case, we simply update the HRM measurement. + hrmCounter++; + + // 100 <= HRM bps <=175 + if (hrmCounter == 175) { + hrmCounter = 100; + } + + // update bps + hrService.updateHeartRate(hrmCounter); + } else { + ble.waitForEvent(); // low power wait for event + } + } +}