Beacon demo for the BLE API using the nRF51822 native mode drivers

Dependencies:   BLE_API mbed nRF51822 X_NUCLEO_IDB0XA1

Fork of BLE_iBeacon by Bluetooth Low Energy

Committer:
rgrover1
Date:
Thu Dec 03 09:26:30 2015 +0000
Revision:
77:7674b63f8aea
Parent:
75:b0385b4fdc3e
fixed a typo in main(). We would previously be spinning on initialization and never enter low-power mode.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ktownsend 0:7613d21e5974 1 /* mbed Microcontroller Library
rgrover1 71:12660a3eb07d 2 * Copyright (c) 2006-2015 ARM Limited
ktownsend 0:7613d21e5974 3 *
ktownsend 0:7613d21e5974 4 * Licensed under the Apache License, Version 2.0 (the "License");
ktownsend 0:7613d21e5974 5 * you may not use this file except in compliance with the License.
ktownsend 0:7613d21e5974 6 * You may obtain a copy of the License at
ktownsend 0:7613d21e5974 7 *
ktownsend 0:7613d21e5974 8 * http://www.apache.org/licenses/LICENSE-2.0
ktownsend 0:7613d21e5974 9 *
ktownsend 0:7613d21e5974 10 * Unless required by applicable law or agreed to in writing, software
ktownsend 0:7613d21e5974 11 * distributed under the License is distributed on an "AS IS" BASIS,
ktownsend 0:7613d21e5974 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ktownsend 0:7613d21e5974 13 * See the License for the specific language governing permissions and
ktownsend 0:7613d21e5974 14 * limitations under the License.
ktownsend 0:7613d21e5974 15 */
ktownsend 0:7613d21e5974 16
ktownsend 0:7613d21e5974 17 #include "mbed.h"
rgrover1 71:12660a3eb07d 18 #include "ble/services/iBeacon.h"
mbedAustin 56:56bc0cab3916 19
rgrover1 69:f121dba6fcd3 20 BLE ble;
rgrover1 74:7754bf460f52 21
rgrover1 74:7754bf460f52 22 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
ktownsend 0:7613d21e5974 23 {
rgrover1 74:7754bf460f52 24 BLE &ble = params->ble;
rgrover1 74:7754bf460f52 25 ble_error_t error = params->error;
mbedAustin 53:f9ec2c7a47f5 26
rgrover1 74:7754bf460f52 27 if (error != BLE_ERROR_NONE) {
rgrover1 74:7754bf460f52 28 return;
rgrover1 74:7754bf460f52 29 }
rgrover1 74:7754bf460f52 30
rgrover1 71:12660a3eb07d 31 /**
rgrover1 71:12660a3eb07d 32 * The Beacon payload has the following composition:
rgrover1 71:12660a3eb07d 33 * 128-Bit / 16byte UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61
rgrover1 71:12660a3eb07d 34 * Major/Minor = 0x1122 / 0x3344
rgrover1 71:12660a3eb07d 35 * Tx Power = 0xC8 = 200, 2's compliment is 256-200 = (-56dB)
rgrover1 71:12660a3eb07d 36 *
rgrover1 71:12660a3eb07d 37 * Note: please remember to calibrate your beacons TX Power for more accurate results.
rgrover1 71:12660a3eb07d 38 */
rgrover1 71:12660a3eb07d 39 const uint8_t uuid[] = {0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4,
rgrover1 71:12660a3eb07d 40 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61};
rgrover1 71:12660a3eb07d 41 uint16_t majorNumber = 1122;
rgrover1 71:12660a3eb07d 42 uint16_t minorNumber = 3344;
rgrover1 71:12660a3eb07d 43 uint16_t txPower = 0xC8;
rgrover1 74:7754bf460f52 44 iBeacon *ibeacon = new iBeacon(ble, uuid, majorNumber, minorNumber, txPower);
mbedAustin 53:f9ec2c7a47f5 45
rgrover1 69:f121dba6fcd3 46 ble.gap().setAdvertisingInterval(1000); /* 1000ms. */
rgrover1 69:f121dba6fcd3 47 ble.gap().startAdvertising();
rgrover1 74:7754bf460f52 48 }
rgrover1 74:7754bf460f52 49
rgrover1 74:7754bf460f52 50 int main(void)
rgrover1 74:7754bf460f52 51 {
rgrover1 74:7754bf460f52 52 ble.init(bleInitComplete);
rgrover1 75:b0385b4fdc3e 53
rgrover1 75:b0385b4fdc3e 54 /* SpinWait for initialization to complete. This is necessary because the
rgrover1 75:b0385b4fdc3e 55 * BLE object is used in the main loop below. */
rgrover1 77:7674b63f8aea 56 while (!ble.hasInitialized()) { /* spin loop */ }
ktownsend 0:7613d21e5974 57
rgrover1 72:eb4de3de66b8 58 while (true) {
mbedAustin 56:56bc0cab3916 59 ble.waitForEvent(); // allows or low power operation
ktownsend 0:7613d21e5974 60 }
Rohit Grover 10:391c1acf4b9d 61 }