https://github.com/google/physical-web
Dependencies: BLE_API mbed nRF51822
main.cpp
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #include "mbed.h" 00018 #include "BLEDevice.h" 00019 #include "URIBeaconConfigService.h" 00020 #include "DFUService.h" 00021 #include "DeviceInformationService.h" 00022 00023 BLEDevice ble; 00024 URIBeaconConfigService *uriBeaconConfig; 00025 00026 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) 00027 { 00028 ble.startAdvertising(); 00029 } 00030 00031 void switchCallback(void) 00032 { 00033 static bool switched = false; 00034 if (!switched) { 00035 printf("executing switch\r\n"); 00036 delete uriBeaconConfig; 00037 uriBeaconConfig = NULL; 00038 00039 static const uint8_t BEACON_UUID[] = {0xD8, 0xFE}; 00040 static const uint8_t urldata[] = { 00041 BEACON_UUID[0], 00042 BEACON_UUID[1], 00043 0x00, // flags 00044 0x20, // power 00045 0x00, // http://www. 00046 'm', 00047 'b', 00048 'e', 00049 'd', 00050 0x08, // .".org" 00051 }; 00052 00053 ble.shutdown(); 00054 ble.init(); 00055 00056 ble.clearAdvertisingPayload(); 00057 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, BEACON_UUID, sizeof(BEACON_UUID)); 00058 ble.accumulateAdvertisingPayload(GapAdvertisingData::SERVICE_DATA, urldata, sizeof(urldata)); 00059 00060 ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); 00061 ble.setAdvertisingInterval(1600); /* 1s; in multiples of 0.625ms. */ 00062 ble.startAdvertising(); 00063 00064 switched = true; 00065 } 00066 } 00067 00068 int main(void) 00069 { 00070 Ticker ticker; 00071 ticker.attach(switchCallback, 30); 00072 00073 ble.init(); 00074 ble.onDisconnection(disconnectionCallback); 00075 00076 uriBeaconConfig = new URIBeaconConfigService(ble, "http://www.mbed.org"); 00077 if (!uriBeaconConfig->configuredSuccessfully()) { 00078 error("failed to accommodate URI"); 00079 } 00080 /* optional use of the API offered by URIBeaconConfigService */ 00081 const int8_t powerLevels[] = {-20, -4, 0, 10}; 00082 uriBeaconConfig->setTxPowerLevels(powerLevels); 00083 uriBeaconConfig->setTxPowerMode(URIBeaconConfigService::TX_POWER_MODE_LOW); 00084 00085 /* Setup auxiliary services. */ 00086 DFUService dfu(ble); /* To allow over-the-air firmware udpates. optional. */ 00087 DeviceInformationService deviceInfo(ble, "ARM", "URIBeacon2", "SN1", "hw-rev1", "fw-rev1", "soft-rev1"); /* optional */ 00088 00089 ble.startAdvertising(); 00090 00091 while (true) { 00092 ble.waitForEvent(); 00093 } 00094 }
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