Icarus Sensors / Mbed 2 deprecated Cycle_Speed_Cadence_Service

cycle speed and cadence service

Dependencies:   BLE_API mbed nRF51822

Fork of Bluetooth_Heart_Rate_Monitor_dummy by Icarus Sensors

main.cpp@63:e4f933430f17, 2015-05-04 (annotated)

Committer:
balczezzz
Date:
Mon May 04 22:48:46 2015 +0000
Revision:
63:e4f933430f17
Parent:
62:2ea9997b5249
Child:
64:43e7ddf9dba5
added "event" increase for checking

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ktownsend 0:87a7fc231fae 1 /* mbed Microcontroller Library
ktownsend 0:87a7fc231fae 2 * Copyright (c) 2006-2013 ARM Limited
ktownsend 0:87a7fc231fae 3 *
ktownsend 0:87a7fc231fae 4 * Licensed under the Apache License, Version 2.0 (the "License");
ktownsend 0:87a7fc231fae 5 * you may not use this file except in compliance with the License.
ktownsend 0:87a7fc231fae 6 * You may obtain a copy of the License at
ktownsend 0:87a7fc231fae 7 *
ktownsend 0:87a7fc231fae 8 * http://www.apache.org/licenses/LICENSE-2.0
ktownsend 0:87a7fc231fae 9 *
ktownsend 0:87a7fc231fae 10 * Unless required by applicable law or agreed to in writing, software
ktownsend 0:87a7fc231fae 11 * distributed under the License is distributed on an "AS IS" BASIS,
ktownsend 0:87a7fc231fae 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ktownsend 0:87a7fc231fae 13 * See the License for the specific language governing permissions and
ktownsend 0:87a7fc231fae 14 * limitations under the License.
ktownsend 0:87a7fc231fae 15 */
ktownsend 0:87a7fc231fae 16
ktownsend 0:87a7fc231fae 17 #include "mbed.h"
Rohit Grover 10:2436164b692e 18 #include "BLEDevice.h"
smigielski 61:16f888838853 19 #include "CycleSpeedCadenceService.h"
rgrover1 42:06ebef2e0e44 20 #include "DeviceInformationService.h"
ktownsend 0:87a7fc231fae 21
rgrover1 52:6bbf62943106 22 /* Enable the following if you need to throttle the connection interval. This has
rgrover1 52:6bbf62943106 23 * the effect of reducing energy consumption after a connection is made;
rgrover1 52:6bbf62943106 24 * particularly for applications where the central may want a fast connection
rgrover1 52:6bbf62943106 25 * interval.*/
rgrover1 52:6bbf62943106 26 #define UPDATE_PARAMS_FOR_LONGER_CONNECTION_INTERVAL 0
rgrover1 52:6bbf62943106 27
Rohit Grover 10:2436164b692e 28 BLEDevice ble;
rgrover1 47:430545f41113 29 DigitalOut led1(LED1);
ktownsend 0:87a7fc231fae 30
balczezzz 62:2ea9997b5249 31 const static char DEVICE_NAME[] = "CSC tracker";
smigielski 61:16f888838853 32 static const uint16_t uuid16_list[] = {GattService::UUID_CYCLING_SPEED_AND_CADENCE,
rgrover1 42:06ebef2e0e44 33 GattService::UUID_DEVICE_INFORMATION_SERVICE};
rgrover1 39:6390604f904c 34 static volatile bool triggerSensorPolling = false;
Rohit Grover 36:ea2a1b4f51c1 35
rgrover1 41:9cef0129da5f 36 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
ktownsend 0:87a7fc231fae 37 {
rgrover1 46:ee7c55907f36 38 ble.startAdvertising(); // restart advertising
rgrover1 7:daab8ba5139e 39 }
Rohit Grover 3:24e2b056d229 40
Rohit Grover 11:1d9aafee4984 41 void periodicCallback(void)
Rohit Grover 11:1d9aafee4984 42 {
rgrover1 47:430545f41113 43 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
rgrover1 47:430545f41113 44
rgrover1 39:6390604f904c 45 /* Note that the periodicCallback() executes in interrupt context, so it is safer to do
rgrover1 39:6390604f904c 46 * heavy-weight sensor polling from the main thread. */
rgrover1 39:6390604f904c 47 triggerSensorPolling = true;
Rohit Grover 11:1d9aafee4984 48 }
Rohit Grover 11:1d9aafee4984 49
ktownsend 0:87a7fc231fae 50 int main(void)
ktownsend 0:87a7fc231fae 51 {
rgrover1 47:430545f41113 52 led1 = 1;
Rohit Grover 11:1d9aafee4984 53 Ticker ticker;
mbedAustin 55:3a7d497a3e03 54 ticker.attach(periodicCallback, 1); // blink LED every second
ktownsend 0:87a7fc231fae 55
Rohit Grover 15:7ba28817e31e 56 ble.init();
rgrover1 7:daab8ba5139e 57 ble.onDisconnection(disconnectionCallback);
ktownsend 0:87a7fc231fae 58
rgrover1 45:98c5a34b07a4 59 /* Setup primary service. */
smigielski 61:16f888838853 60 uint32_t counter = 0; // init HRM to 100bps
balczezzz 62:2ea9997b5249 61 uint16_t cadence = 0; // init HRM to 100bps
balczezzz 62:2ea9997b5249 62 uint16_t event = 1; // init HRM to 100bps
balczezzz 62:2ea9997b5249 63 CycleSpeedCadenceService speedService(ble, counter,event,cadence,event, CycleSpeedCadenceService::LOCATION_REAR_DROPOUT, false);
rgrover1 45:98c5a34b07a4 64
mbedAustin 55:3a7d497a3e03 65 /* Setup auxiliary service. */
rgrover1 45:98c5a34b07a4 66 DeviceInformationService deviceInfo(ble, "ARM", "Model1", "SN1", "hw-rev1", "fw-rev1", "soft-rev1");
rgrover1 45:98c5a34b07a4 67
rgrover1 45:98c5a34b07a4 68 /* Setup advertising. */
Rohit Grover 29:76d865c718a6 69 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
rgrover1 40:e73130c6f2bb 70 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
balczezzz 62:2ea9997b5249 71 ble.accumulateAdvertisingPayload(GapAdvertisingData::CYCLING_SPEED_AND_CADENCE_SENSOR);
Rohit Grover 29:76d865c718a6 72 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
rgrover1 7:daab8ba5139e 73 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
rgrover1 56:83623419d5e4 74 ble.setAdvertisingInterval(1000);
rgrover1 7:daab8ba5139e 75 ble.startAdvertising();
Rohit Grover 3:24e2b056d229 76
mbedAustin 55:3a7d497a3e03 77 // infinite loop
mbedAustin 55:3a7d497a3e03 78 while (1) {
mbedAustin 55:3a7d497a3e03 79 // check for trigger from periodicCallback()
rgrover1 50:477004d54431 80 if (triggerSensorPolling && ble.getGapState().connected) {
Rohit Grover 36:ea2a1b4f51c1 81 triggerSensorPolling = false;
Rohit Grover 36:ea2a1b4f51c1 82
mbedAustin 55:3a7d497a3e03 83 // Do blocking calls or whatever is necessary for sensor polling.
mbedAustin 55:3a7d497a3e03 84 // In our case, we simply update the HRM measurement.
smigielski 61:16f888838853 85 counter++;
balczezzz 63:e4f933430f17 86 counter++;
balczezzz 63:e4f933430f17 87 cadence++; //ADDED TO CHECK
balczezzz 63:e4f933430f17 88 event++; //ADDED TO CHECK
mbedAustin 55:3a7d497a3e03 89
smigielski 61:16f888838853 90
mbedAustin 55:3a7d497a3e03 91
mbedAustin 55:3a7d497a3e03 92 // update bps
smigielski 61:16f888838853 93 speedService.updateWheel(counter,event);
balczezzz 62:2ea9997b5249 94 speedService.updateCrank(cadence,event);
Rohit Grover 36:ea2a1b4f51c1 95 } else {
mbedAustin 55:3a7d497a3e03 96 ble.waitForEvent(); // low power wait for event
Rohit Grover 36:ea2a1b4f51c1 97 }
ktownsend 0:87a7fc231fae 98 }
ktownsend 0:87a7fc231fae 99 }