BLE iBeacon demonstrating how to change the payload data every second

Dependencies:   BLE_API mbed nRF51822

Fork of BLE_iBeacon by Bluetooth Low Energy

Committer:
rohit.grover
Date:
Tue May 20 18:03:51 2014 +0100
Revision:
6:26eab6ee6df4
Parent:
5:97ce285ff00a
Child:
7:e2bfd5db6713
some more white space diffs.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ktownsend 0:7613d21e5974 1 /* mbed Microcontroller Library
ktownsend 0:7613d21e5974 2 * Copyright (c) 2006-2013 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"
ktownsend 0:7613d21e5974 18 #include "nRF51822n.h"
ktownsend 0:7613d21e5974 19
ktownsend 0:7613d21e5974 20 nRF51822n nrf; /* BLE radio driver */
ktownsend 0:7613d21e5974 21
ktownsend 0:7613d21e5974 22 DigitalOut led1(LED1);
ktownsend 0:7613d21e5974 23 DigitalOut led2(LED2);
ktownsend 0:7613d21e5974 24 Ticker flipper;
ktownsend 0:7613d21e5974 25 Serial pc(USBTX,USBRX);
ktownsend 0:7613d21e5974 26
ktownsend 0:7613d21e5974 27 void tickerCallback(void);
ktownsend 0:7613d21e5974 28
ktownsend 0:7613d21e5974 29 /**************************************************************************/
ktownsend 0:7613d21e5974 30 /*!
ktownsend 0:7613d21e5974 31 @brief Program entry point
ktownsend 0:7613d21e5974 32 */
ktownsend 0:7613d21e5974 33 /**************************************************************************/
ktownsend 0:7613d21e5974 34 int main(void)
ktownsend 0:7613d21e5974 35 {
ktownsend 0:7613d21e5974 36 *(uint32_t *)0x40000504 = 0xC007FFDF;
ktownsend 0:7613d21e5974 37 *(uint32_t *)0x40006C18 = 0x00008000;
ktownsend 0:7613d21e5974 38
ktownsend 0:7613d21e5974 39 /* Setup blinky: led1 is toggled in main, led2 is toggled via Ticker */
rohit.grover 6:26eab6ee6df4 40 led1 = 1;
rohit.grover 6:26eab6ee6df4 41 led2 = 1;
ktownsend 0:7613d21e5974 42 flipper.attach(&tickerCallback, 1.0);
ktownsend 0:7613d21e5974 43
ktownsend 0:7613d21e5974 44 /* Initialise the nRF51822 */
ktownsend 0:7613d21e5974 45 pc.printf("Initialising the nRF51822\n\r");
ktownsend 0:7613d21e5974 46 nrf.init();
rohit.grover 6:26eab6ee6df4 47
rohit.grover 5:97ce285ff00a 48 GapAdvertisingParams advParams (
rohit.grover 5:97ce285ff00a 49 GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED );
ktownsend 0:7613d21e5974 50 GapAdvertisingData advData;
ktownsend 0:7613d21e5974 51 GapAdvertisingData scanResponse;
ktownsend 0:7613d21e5974 52
ktownsend 2:90b493cdcb1f 53 /* Define an Beacon payload
ktownsend 0:7613d21e5974 54 --------------------------------------------------------------
ktownsend 0:7613d21e5974 55 128-Bit UUID = E2 0A 39 F4 73 F5 4B C4 A1 2F 17 D1 AD 07 A9 61
ktownsend 0:7613d21e5974 56 Major/Minor = 0000 / 0000
ktownsend 0:7613d21e5974 57 Tx Power = C8
ktownsend 0:7613d21e5974 58 */
ktownsend 4:0ce8d2dd62f9 59 uint8_t beaconPayload[25] = { 0x4C, 0x00, 0x02, 0x15, 0xE2, 0x0A, 0x39, 0xF4, 0x73, 0xF5, 0x4B, 0xC4, 0xA1, 0x2F, 0x17, 0xD1, 0xAD, 0x07, 0xA9, 0x61, 0x00, 0x00, 0x00, 0x00, 0xC8 };
ktownsend 0:7613d21e5974 60
ktownsend 0:7613d21e5974 61 /* Make sure we get a clean start */
ktownsend 0:7613d21e5974 62 nrf.reset();
ktownsend 0:7613d21e5974 63
ktownsend 2:90b493cdcb1f 64 /* Beacon includes the FLAG and MSD fields */
ktownsend 0:7613d21e5974 65 advData.addFlags(GapAdvertisingData::BREDR_NOT_SUPPORTED);
rohit.grover 5:97ce285ff00a 66 advData.addData(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA,
rohit.grover 5:97ce285ff00a 67 beaconPayload,
rohit.grover 5:97ce285ff00a 68 sizeof(beaconPayload));
ktownsend 0:7613d21e5974 69
ktownsend 0:7613d21e5974 70 /* Start advertising! */
ktownsend 0:7613d21e5974 71 nrf.getGap().setAdvertisingData(advData, scanResponse);
ktownsend 0:7613d21e5974 72 nrf.getGap().startAdvertising(advParams);
ktownsend 0:7613d21e5974 73
ktownsend 0:7613d21e5974 74 /* Do blinky on LED1 while we're waiting for BLE events */
rohit.grover 5:97ce285ff00a 75 for (;; ) {
rohit.grover 6:26eab6ee6df4 76 led1 = !led1;
rohit.grover 6:26eab6ee6df4 77 wait(1);
ktownsend 0:7613d21e5974 78 }
ktownsend 0:7613d21e5974 79 }
ktownsend 0:7613d21e5974 80
ktownsend 0:7613d21e5974 81 /**************************************************************************/
ktownsend 0:7613d21e5974 82 /*!
ktownsend 0:7613d21e5974 83 @brief Ticker callback to switch led2 state
ktownsend 0:7613d21e5974 84 */
ktownsend 0:7613d21e5974 85 /**************************************************************************/
ktownsend 0:7613d21e5974 86 void tickerCallback(void)
ktownsend 0:7613d21e5974 87 {
ktownsend 0:7613d21e5974 88 led2 = !led2;
ktownsend 0:7613d21e5974 89 }