Vlad Buzatu / Mbed OS pdiot-ble-notify-array

Send continuous stream to mobile

Dependencies:   MPU9250

Fork of pdiot-ble-notify-array by Andrew Bates

source/main.cpp@1:cd85f873e10d, 2016-07-28 (annotated)

Committer:
mbed_official
Date:
Thu Jul 28 23:14:28 2016 +0100
Revision:
1:cd85f873e10d
Parent:
0:3fe9d5124576
Child:
5:b630d2a88c51
Merge branch 'master' of https://github.com/ARMmbed/mbed-os-example-ble





Commit copied from ./src/github.com/ARMmbed/mbed-os-example-ble

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Vincent Coubard 0:3fe9d5124576 1 /* mbed Microcontroller Library
Vincent Coubard 0:3fe9d5124576 2 * Copyright (c) 2006-2013 ARM Limited
Vincent Coubard 0:3fe9d5124576 3 *
Vincent Coubard 0:3fe9d5124576 4 * Licensed under the Apache License, Version 2.0 (the "License");
Vincent Coubard 0:3fe9d5124576 5 * you may not use this file except in compliance with the License.
Vincent Coubard 0:3fe9d5124576 6 * You may obtain a copy of the License at
Vincent Coubard 0:3fe9d5124576 7 *
Vincent Coubard 0:3fe9d5124576 8 * http://www.apache.org/licenses/LICENSE-2.0
Vincent Coubard 0:3fe9d5124576 9 *
Vincent Coubard 0:3fe9d5124576 10 * Unless required by applicable law or agreed to in writing, software
Vincent Coubard 0:3fe9d5124576 11 * distributed under the License is distributed on an "AS IS" BASIS,
Vincent Coubard 0:3fe9d5124576 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Vincent Coubard 0:3fe9d5124576 13 * See the License for the specific language governing permissions and
Vincent Coubard 0:3fe9d5124576 14 * limitations under the License.
Vincent Coubard 0:3fe9d5124576 15 */
Vincent Coubard 0:3fe9d5124576 16 #include <mbed-events/events.h>
Vincent Coubard 0:3fe9d5124576 17
Vincent Coubard 0:3fe9d5124576 18 #include <mbed.h>
Vincent Coubard 0:3fe9d5124576 19 #include "ble/BLE.h"
Vincent Coubard 0:3fe9d5124576 20 #include "ble/Gap.h"
Vincent Coubard 0:3fe9d5124576 21 #include "ButtonService.h"
Vincent Coubard 0:3fe9d5124576 22
Vincent Coubard 0:3fe9d5124576 23 DigitalOut led1(LED1, 1);
Vincent Coubard 0:3fe9d5124576 24 InterruptIn button(BUTTON1);
Vincent Coubard 0:3fe9d5124576 25
Vincent Coubard 0:3fe9d5124576 26 static EventQueue eventQueue(
Vincent Coubard 0:3fe9d5124576 27 /* event count */ 10 * /* event size */ 32
Vincent Coubard 0:3fe9d5124576 28 );
Vincent Coubard 0:3fe9d5124576 29
Vincent Coubard 0:3fe9d5124576 30 const static char DEVICE_NAME[] = "Button";
Vincent Coubard 0:3fe9d5124576 31 static const uint16_t uuid16_list[] = {ButtonService::BUTTON_SERVICE_UUID};
Vincent Coubard 0:3fe9d5124576 32
Vincent Coubard 0:3fe9d5124576 33 ButtonService *buttonServicePtr;
Vincent Coubard 0:3fe9d5124576 34
Vincent Coubard 0:3fe9d5124576 35 void buttonPressedCallback(void)
Vincent Coubard 0:3fe9d5124576 36 {
Vincent Coubard 0:3fe9d5124576 37 eventQueue.post(Callback<void(bool)>(buttonServicePtr, &ButtonService::updateButtonState), true);
Vincent Coubard 0:3fe9d5124576 38 }
Vincent Coubard 0:3fe9d5124576 39
Vincent Coubard 0:3fe9d5124576 40 void buttonReleasedCallback(void)
Vincent Coubard 0:3fe9d5124576 41 {
Vincent Coubard 0:3fe9d5124576 42 eventQueue.post(Callback<void(bool)>(buttonServicePtr, &ButtonService::updateButtonState), false);
Vincent Coubard 0:3fe9d5124576 43 }
Vincent Coubard 0:3fe9d5124576 44
Vincent Coubard 0:3fe9d5124576 45 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
Vincent Coubard 0:3fe9d5124576 46 {
Vincent Coubard 0:3fe9d5124576 47 BLE::Instance().gap().startAdvertising(); // restart advertising
Vincent Coubard 0:3fe9d5124576 48 }
Vincent Coubard 0:3fe9d5124576 49
Vincent Coubard 0:3fe9d5124576 50 void blinkCallback(void)
Vincent Coubard 0:3fe9d5124576 51 {
Vincent Coubard 0:3fe9d5124576 52 led1 = !led1; /* Do blinky on LED1 to indicate system aliveness. */
Vincent Coubard 0:3fe9d5124576 53 }
Vincent Coubard 0:3fe9d5124576 54
Vincent Coubard 0:3fe9d5124576 55 void onBleInitError(BLE &ble, ble_error_t error)
Vincent Coubard 0:3fe9d5124576 56 {
Vincent Coubard 0:3fe9d5124576 57 /* Initialization error handling should go here */
Vincent Coubard 0:3fe9d5124576 58 }
Vincent Coubard 0:3fe9d5124576 59
Vincent Coubard 0:3fe9d5124576 60 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
Vincent Coubard 0:3fe9d5124576 61 {
Vincent Coubard 0:3fe9d5124576 62 BLE& ble = params->ble;
Vincent Coubard 0:3fe9d5124576 63 ble_error_t error = params->error;
Vincent Coubard 0:3fe9d5124576 64
Vincent Coubard 0:3fe9d5124576 65 if (error != BLE_ERROR_NONE) {
Vincent Coubard 0:3fe9d5124576 66 /* In case of error, forward the error handling to onBleInitError */
Vincent Coubard 0:3fe9d5124576 67 onBleInitError(ble, error);
Vincent Coubard 0:3fe9d5124576 68 return;
Vincent Coubard 0:3fe9d5124576 69 }
Vincent Coubard 0:3fe9d5124576 70
Vincent Coubard 0:3fe9d5124576 71 /* Ensure that it is the default instance of BLE */
Vincent Coubard 0:3fe9d5124576 72 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
Vincent Coubard 0:3fe9d5124576 73 return;
Vincent Coubard 0:3fe9d5124576 74 }
Vincent Coubard 0:3fe9d5124576 75
Vincent Coubard 0:3fe9d5124576 76 ble.gap().onDisconnection(disconnectionCallback);
Vincent Coubard 0:3fe9d5124576 77
Vincent Coubard 0:3fe9d5124576 78 button.fall(buttonPressedCallback);
Vincent Coubard 0:3fe9d5124576 79 button.rise(buttonReleasedCallback);
Vincent Coubard 0:3fe9d5124576 80
Vincent Coubard 0:3fe9d5124576 81 /* Setup primary service. */
Vincent Coubard 0:3fe9d5124576 82 buttonServicePtr = new ButtonService(ble, false /* initial value for button pressed */);
Vincent Coubard 0:3fe9d5124576 83
Vincent Coubard 0:3fe9d5124576 84 /* setup advertising */
Vincent Coubard 0:3fe9d5124576 85 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
Vincent Coubard 0:3fe9d5124576 86 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
Vincent Coubard 0:3fe9d5124576 87 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
Vincent Coubard 0:3fe9d5124576 88 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
Vincent Coubard 0:3fe9d5124576 89 ble.gap().setAdvertisingInterval(1000); /* 1000ms. */
Vincent Coubard 0:3fe9d5124576 90 ble.gap().startAdvertising();
Vincent Coubard 0:3fe9d5124576 91 }
Vincent Coubard 0:3fe9d5124576 92
Vincent Coubard 0:3fe9d5124576 93 void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) {
Vincent Coubard 0:3fe9d5124576 94 BLE &ble = BLE::Instance();
Vincent Coubard 0:3fe9d5124576 95 eventQueue.post(Callback<void()>(&ble, &BLE::processEvents));
Vincent Coubard 0:3fe9d5124576 96 }
Vincent Coubard 0:3fe9d5124576 97
Vincent Coubard 0:3fe9d5124576 98 int main()
Vincent Coubard 0:3fe9d5124576 99 {
mbed_official 1:cd85f873e10d 100 eventQueue.post_every(500, blinkCallback);
Vincent Coubard 0:3fe9d5124576 101
Vincent Coubard 0:3fe9d5124576 102 BLE &ble = BLE::Instance();
Vincent Coubard 0:3fe9d5124576 103 ble.onEventsToProcess(scheduleBleEventsProcessing);
Vincent Coubard 0:3fe9d5124576 104 ble.init(bleInitComplete);
Vincent Coubard 0:3fe9d5124576 105
Vincent Coubard 0:3fe9d5124576 106 while (true) {
Vincent Coubard 0:3fe9d5124576 107 eventQueue.dispatch();
Vincent Coubard 0:3fe9d5124576 108 }
Vincent Coubard 0:3fe9d5124576 109
Vincent Coubard 0:3fe9d5124576 110 return 0;
Vincent Coubard 0:3fe9d5124576 111 }