ENSMM / Mbed OS BLE-Beacon

BLE beacon example for F411RE with IDB05A1 based on https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-ble-Beacon/

Fork of BLE-Beacon by Joël Imbaud

source/main.cpp@76:f0f06bffa8e3, 2019-01-08 (annotated)

Committer:
jimbaud
Date:
Tue Jan 08 14:00:19 2019 +0000
Revision:
76:f0f06bffa8e3
Parent:
45:0d307fc39fd0 
BLE beacon example for F411RE with IDB05A1  based on https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-ble-Beacon/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jimbaud 76:f0f06bffa8e3 1 /*
jimbaud 76:f0f06bffa8e3 2
jimbaud 76:f0f06bffa8e3 3 https://os.mbed.com/components/X-NUCLEO-IDB05A1-Bluetooth-Low-Energy/
jimbaud 76:f0f06bffa8e3 4
jimbaud 76:f0f06bffa8e3 5 https://os.mbed.com/docs/v5.10/tutorials/ble-tutorial.html
jimbaud 76:f0f06bffa8e3 6
jimbaud 76:f0f06bffa8e3 7 https://os.mbed.com/docs/latest/apis/rtos.html
jimbaud 76:f0f06bffa8e3 8
jimbaud 76:f0f06bffa8e3 9 https://www.youtube.com/watch?v=j5RJ6UfkylA
jimbaud 76:f0f06bffa8e3 10
jimbaud 76:f0f06bffa8e3 11 https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-ble-Beacon/
jimbaud 76:f0f06bffa8e3 12
jimbaud 76:f0f06bffa8e3 13
mbed_official 3:41f6be68aefb 14 /* mbed Microcontroller Library
mbed_official 3:41f6be68aefb 15 * Copyright (c) 2006-2015 ARM Limited
mbed_official 3:41f6be68aefb 16 *
mbed_official 3:41f6be68aefb 17 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 3:41f6be68aefb 18 * you may not use this file except in compliance with the License.
mbed_official 3:41f6be68aefb 19 * You may obtain a copy of the License at
mbed_official 3:41f6be68aefb 20 *
mbed_official 3:41f6be68aefb 21 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 3:41f6be68aefb 22 *
mbed_official 3:41f6be68aefb 23 * Unless required by applicable law or agreed to in writing, software
mbed_official 3:41f6be68aefb 24 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 3:41f6be68aefb 25 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 3:41f6be68aefb 26 * See the License for the specific language governing permissions and
mbed_official 3:41f6be68aefb 27 * limitations under the License.
mbed_official 3:41f6be68aefb 28 */
mbed_official 3:41f6be68aefb 29
mbed_official 12:af576944a152 30 #include <events/mbed_events.h>
mbed_official 3:41f6be68aefb 31 #include <mbed.h>
mbed_official 3:41f6be68aefb 32 #include "ble/BLE.h"
mbed_official 3:41f6be68aefb 33 #include "ble/services/iBeacon.h"
mbed_official 3:41f6be68aefb 34
mbed_official 3:41f6be68aefb 35 static iBeacon* ibeaconPtr;
mbed_official 3:41f6be68aefb 36
mbed_official 28:9090fe431353 37 static EventQueue eventQueue(/* event count */ 4 * EVENTS_EVENT_SIZE);
mbed_official 3:41f6be68aefb 38
mbed_official 3:41f6be68aefb 39 /**
mbed_official 3:41f6be68aefb 40 * This function is called when the ble initialization process has failled
mbed_official 3:41f6be68aefb 41 */
mbed_official 3:41f6be68aefb 42 void onBleInitError(BLE &ble, ble_error_t error)
mbed_official 3:41f6be68aefb 43 {
mbed_official 3:41f6be68aefb 44 /* Initialization error handling should go here */
mbed_official 3:41f6be68aefb 45 }
mbed_official 3:41f6be68aefb 46
mbed_official 45:0d307fc39fd0 47 void printMacAddress()
mbed_official 45:0d307fc39fd0 48 {
mbed_official 45:0d307fc39fd0 49 /* Print out device MAC address to the console*/
mbed_official 45:0d307fc39fd0 50 Gap::AddressType_t addr_type;
mbed_official 45:0d307fc39fd0 51 Gap::Address_t address;
mbed_official 45:0d307fc39fd0 52 BLE::Instance().gap().getAddress(&addr_type, address);
mbed_official 45:0d307fc39fd0 53 printf("DEVICE MAC ADDRESS: ");
mbed_official 45:0d307fc39fd0 54 for (int i = 5; i >= 1; i--){
mbed_official 45:0d307fc39fd0 55 printf("%02x:", address[i]);
mbed_official 45:0d307fc39fd0 56 }
mbed_official 45:0d307fc39fd0 57 printf("%02x\r\n", address[0]);
mbed_official 45:0d307fc39fd0 58 }
mbed_official 45:0d307fc39fd0 59
mbed_official 3:41f6be68aefb 60 /**
mbed_official 3:41f6be68aefb 61 * Callback triggered when the ble initialization process has finished
mbed_official 3:41f6be68aefb 62 */
mbed_official 3:41f6be68aefb 63 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
mbed_official 3:41f6be68aefb 64 {
mbed_official 3:41f6be68aefb 65 BLE& ble = params->ble;
mbed_official 3:41f6be68aefb 66 ble_error_t error = params->error;
mbed_official 3:41f6be68aefb 67
mbed_official 3:41f6be68aefb 68 if (error != BLE_ERROR_NONE) {
mbed_official 3:41f6be68aefb 69 /* In case of error, forward the error handling to onBleInitError */
mbed_official 3:41f6be68aefb 70 onBleInitError(ble, error);
mbed_official 3:41f6be68aefb 71 return;
mbed_official 3:41f6be68aefb 72 }
mbed_official 3:41f6be68aefb 73
mbed_official 3:41f6be68aefb 74 /* Ensure that it is the default instance of BLE */
mbed_official 3:41f6be68aefb 75 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
mbed_official 3:41f6be68aefb 76 return;
mbed_official 3:41f6be68aefb 77 }
mbed_official 3:41f6be68aefb 78
mbed_official 3:41f6be68aefb 79 /**
mbed_official 3:41f6be68aefb 80 * The Beacon payload has the following composition:
mbed_official 3:41f6be68aefb 81 * 128-Bit / 16byte UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61
mbed_official 3:41f6be68aefb 82 * Major/Minor = 0x1122 / 0x3344
mbed_official 3:41f6be68aefb 83 * Tx Power = 0xC8 = 200, 2's compliment is 256-200 = (-56dB)
mbed_official 3:41f6be68aefb 84 *
mbed_official 3:41f6be68aefb 85 * Note: please remember to calibrate your beacons TX Power for more accurate results.
mbed_official 3:41f6be68aefb 86 */
mbed_official 3:41f6be68aefb 87 static const uint8_t uuid[] = {0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4,
mbed_official 3:41f6be68aefb 88 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61};
mbed_official 3:41f6be68aefb 89 uint16_t majorNumber = 1122;
mbed_official 3:41f6be68aefb 90 uint16_t minorNumber = 3344;
mbed_official 3:41f6be68aefb 91 uint16_t txPower = 0xC8;
mbed_official 3:41f6be68aefb 92 ibeaconPtr = new iBeacon(ble, uuid, majorNumber, minorNumber, txPower);
mbed_official 3:41f6be68aefb 93
mbed_official 3:41f6be68aefb 94 ble.gap().setAdvertisingInterval(1000); /* 1000ms. */
mbed_official 3:41f6be68aefb 95 ble.gap().startAdvertising();
mbed_official 45:0d307fc39fd0 96
mbed_official 45:0d307fc39fd0 97 printMacAddress();
mbed_official 3:41f6be68aefb 98 }
mbed_official 3:41f6be68aefb 99
mbed_official 3:41f6be68aefb 100 void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) {
mbed_official 3:41f6be68aefb 101 BLE &ble = BLE::Instance();
mbed_official 12:af576944a152 102 eventQueue.call(Callback<void()>(&ble, &BLE::processEvents));
mbed_official 3:41f6be68aefb 103 }
mbed_official 3:41f6be68aefb 104
mbed_official 3:41f6be68aefb 105 int main()
mbed_official 3:41f6be68aefb 106 {
mbed_official 3:41f6be68aefb 107 BLE &ble = BLE::Instance();
mbed_official 3:41f6be68aefb 108 ble.onEventsToProcess(scheduleBleEventsProcessing);
mbed_official 3:41f6be68aefb 109 ble.init(bleInitComplete);
mbed_official 3:41f6be68aefb 110
mbed_official 12:af576944a152 111 eventQueue.dispatch_forever();
mbed_official 3:41f6be68aefb 112
mbed_official 3:41f6be68aefb 113 return 0;
mbed_official 3:41f6be68aefb 114 }