PIR sensor on BLE nano with BEACON service
Dependencies: BLE_API mbed nRF51822
Fork of BLE_PIR_BEACON by
main.cpp@2:b8632b29304e, 2016-09-09 (annotated)
- Committer:
- wenhuanglin
- Date:
- Fri Sep 09 10:01:48 2016 +0000
- Revision:
- 2:b8632b29304e
- Parent:
- 1:628464a3082e
- Child:
- 3:4d6652dc7b43
Delete unnecessary comments and renaming variables
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
wenhuanglin | 1:628464a3082e | 1 | /* mbed Microcontroller Library |
wenhuanglin | 1:628464a3082e | 2 | * Copyright (c) 2006-2015 ARM Limited |
wenhuanglin | 1:628464a3082e | 3 | * |
wenhuanglin | 1:628464a3082e | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
wenhuanglin | 1:628464a3082e | 5 | * you may not use this file except in compliance with the License. |
wenhuanglin | 1:628464a3082e | 6 | * You may obtain a copy of the License at |
wenhuanglin | 1:628464a3082e | 7 | * |
wenhuanglin | 1:628464a3082e | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
wenhuanglin | 1:628464a3082e | 9 | * |
wenhuanglin | 1:628464a3082e | 10 | * Unless required by applicable law or agreed to in writing, software |
wenhuanglin | 1:628464a3082e | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
wenhuanglin | 1:628464a3082e | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
wenhuanglin | 1:628464a3082e | 13 | * See the License for the specific language governing permissions and |
wenhuanglin | 1:628464a3082e | 14 | * limitations under the License. |
wenhuanglin | 1:628464a3082e | 15 | */ |
wenhuanglin | 1:628464a3082e | 16 | |
wenhuanglin | 1:628464a3082e | 17 | #include "mbed.h" |
wenhuanglin | 1:628464a3082e | 18 | #include "ble/BLE.h" |
wenhuanglin | 1:628464a3082e | 19 | |
wenhuanglin | 1:628464a3082e | 20 | Ticker timer; |
wenhuanglin | 1:628464a3082e | 21 | |
wenhuanglin | 2:b8632b29304e | 22 | DigitalIn pir_signal_pin(P0_10); |
wenhuanglin | 1:628464a3082e | 23 | |
wenhuanglin | 1:628464a3082e | 24 | BLE& ble = BLE::Instance(BLE::DEFAULT_INSTANCE); |
wenhuanglin | 1:628464a3082e | 25 | |
wenhuanglin | 1:628464a3082e | 26 | /* Optional: Device Name, add for human read-ability */ |
wenhuanglin | 2:b8632b29304e | 27 | const static char DEVICE_NAME[] = "BLEBEACON"; |
wenhuanglin | 1:628464a3082e | 28 | |
wenhuanglin | 1:628464a3082e | 29 | /* You have up to 26 bytes of advertising data to use. */ |
wenhuanglin | 2:b8632b29304e | 30 | uint8_t AdvData[] = {0x01,0x02,0x00,0x04,0x12}; /* Example of hex data */ |
wenhuanglin | 2:b8632b29304e | 31 | |
wenhuanglin | 2:b8632b29304e | 32 | const uint8_t SERVICE_UUID[] = {0xAA, 0xFE}; |
wenhuanglin | 1:628464a3082e | 33 | |
wenhuanglin | 1:628464a3082e | 34 | |
wenhuanglin | 2:b8632b29304e | 35 | class AdvertisementPacketHandler { |
wenhuanglin | 1:628464a3082e | 36 | public: |
wenhuanglin | 2:b8632b29304e | 37 | AdvertisementPacketHandler(BLE&); |
wenhuanglin | 2:b8632b29304e | 38 | void updatePIRValue(){ |
wenhuanglin | 1:628464a3082e | 39 | |
wenhuanglin | 2:b8632b29304e | 40 | AdvData[1] = pir_signal_pin; |
wenhuanglin | 1:628464a3082e | 41 | |
wenhuanglin | 1:628464a3082e | 42 | ble.gap().clearAdvertisingPayload(); |
wenhuanglin | 2:b8632b29304e | 43 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
wenhuanglin | 2:b8632b29304e | 44 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, SERVICE_UUID, sizeof(SERVICE_UUID)); |
wenhuanglin | 2:b8632b29304e | 45 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::SERVICE_DATA, AdvData, sizeof(AdvData) ); |
wenhuanglin | 2:b8632b29304e | 46 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
wenhuanglin | 2:b8632b29304e | 47 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE ); |
wenhuanglin | 2:b8632b29304e | 48 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, AdvData, sizeof(AdvData)); |
wenhuanglin | 2:b8632b29304e | 49 | }; |
wenhuanglin | 1:628464a3082e | 50 | private: |
wenhuanglin | 1:628464a3082e | 51 | BLE &ble; |
wenhuanglin | 1:628464a3082e | 52 | }; |
wenhuanglin | 1:628464a3082e | 53 | |
wenhuanglin | 2:b8632b29304e | 54 | AdvertisementPacketHandler::AdvertisementPacketHandler(BLE &bleIn): ble(bleIn){ |
wenhuanglin | 1:628464a3082e | 55 | |
wenhuanglin | 1:628464a3082e | 56 | }; |
wenhuanglin | 1:628464a3082e | 57 | |
wenhuanglin | 2:b8632b29304e | 58 | |
wenhuanglin | 1:628464a3082e | 59 | /** |
wenhuanglin | 1:628464a3082e | 60 | * This function is called when the ble initialization process has failed |
wenhuanglin | 1:628464a3082e | 61 | */ |
wenhuanglin | 1:628464a3082e | 62 | void onBleInitError(BLE &ble, ble_error_t error) |
wenhuanglin | 1:628464a3082e | 63 | { |
wenhuanglin | 1:628464a3082e | 64 | /* Avoid compiler warnings */ |
wenhuanglin | 1:628464a3082e | 65 | (void) ble; |
wenhuanglin | 1:628464a3082e | 66 | (void) error; |
wenhuanglin | 1:628464a3082e | 67 | |
wenhuanglin | 1:628464a3082e | 68 | /* Initialization error handling should go here */ |
wenhuanglin | 1:628464a3082e | 69 | } |
wenhuanglin | 1:628464a3082e | 70 | |
wenhuanglin | 1:628464a3082e | 71 | /** |
wenhuanglin | 1:628464a3082e | 72 | * Callback triggered when the ble initialization process has finished |
wenhuanglin | 1:628464a3082e | 73 | */ |
wenhuanglin | 1:628464a3082e | 74 | void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) |
wenhuanglin | 1:628464a3082e | 75 | { |
wenhuanglin | 1:628464a3082e | 76 | BLE& ble = params->ble; |
wenhuanglin | 1:628464a3082e | 77 | ble_error_t error = params->error; |
wenhuanglin | 1:628464a3082e | 78 | |
wenhuanglin | 1:628464a3082e | 79 | if (error != BLE_ERROR_NONE) { |
wenhuanglin | 1:628464a3082e | 80 | /* In case of error, forward the error handling to onBleInitError */ |
wenhuanglin | 1:628464a3082e | 81 | onBleInitError(ble, error); |
wenhuanglin | 1:628464a3082e | 82 | return; |
wenhuanglin | 1:628464a3082e | 83 | } |
wenhuanglin | 1:628464a3082e | 84 | |
wenhuanglin | 1:628464a3082e | 85 | /* Ensure that it is the default instance of BLE */ |
wenhuanglin | 1:628464a3082e | 86 | if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) { |
wenhuanglin | 1:628464a3082e | 87 | return; |
wenhuanglin | 1:628464a3082e | 88 | } |
wenhuanglin | 1:628464a3082e | 89 | |
wenhuanglin | 1:628464a3082e | 90 | /* Set device name characteristic data */ |
wenhuanglin | 1:628464a3082e | 91 | ble.gap().setDeviceName((const uint8_t *) DEVICE_NAME); |
wenhuanglin | 1:628464a3082e | 92 | |
wenhuanglin | 1:628464a3082e | 93 | /* Configure advertisements */ |
wenhuanglin | 1:628464a3082e | 94 | //ble.gap().setTxPower(radioPowerLevels[txPowerMode]); |
wenhuanglin | 2:b8632b29304e | 95 | ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED); |
wenhuanglin | 2:b8632b29304e | 96 | /* Set advertising interval. Longer interval == longer battery life */ |
wenhuanglin | 2:b8632b29304e | 97 | ble.gap().setAdvertisingInterval(1000); /* 1000ms */ |
wenhuanglin | 1:628464a3082e | 98 | //ble.gap().onRadioNotification(this, &EddystoneService::radioNotificationCallback); |
wenhuanglin | 1:628464a3082e | 99 | //ble.gap().initRadioNotification(); |
wenhuanglin | 1:628464a3082e | 100 | |
wenhuanglin | 1:628464a3082e | 101 | /* Sacrifice 3B of 31B to Advertising Flags */ |
wenhuanglin | 1:628464a3082e | 102 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE ); |
wenhuanglin | 2:b8632b29304e | 103 | |
wenhuanglin | 1:628464a3082e | 104 | /* Sacrifice 2B of 31B to AdvType overhead, rest goes to AdvData array you define */ |
wenhuanglin | 1:628464a3082e | 105 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, AdvData, sizeof(AdvData)); |
wenhuanglin | 2:b8632b29304e | 106 | |
wenhuanglin | 1:628464a3082e | 107 | /* Optional: Add name to device */ |
wenhuanglin | 1:628464a3082e | 108 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
wenhuanglin | 2:b8632b29304e | 109 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, SERVICE_UUID, sizeof(SERVICE_UUID)); |
wenhuanglin | 2:b8632b29304e | 110 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::SERVICE_DATA, AdvData, sizeof(AdvData) ); |
wenhuanglin | 1:628464a3082e | 111 | |
wenhuanglin | 1:628464a3082e | 112 | /* Start advertising */ |
wenhuanglin | 1:628464a3082e | 113 | ble.gap().startAdvertising(); |
wenhuanglin | 1:628464a3082e | 114 | } |
wenhuanglin | 1:628464a3082e | 115 | |
wenhuanglin | 1:628464a3082e | 116 | int main(void) |
wenhuanglin | 2:b8632b29304e | 117 | { |
wenhuanglin | 1:628464a3082e | 118 | /* Initialize BLE baselayer, always do this first! */ |
wenhuanglin | 1:628464a3082e | 119 | ble.init(bleInitComplete); |
wenhuanglin | 1:628464a3082e | 120 | |
wenhuanglin | 1:628464a3082e | 121 | /* SpinWait for initialization to complete. This is necessary because the |
wenhuanglin | 1:628464a3082e | 122 | * BLE object is used in the main loop below. */ |
wenhuanglin | 1:628464a3082e | 123 | while (!ble.hasInitialized()) { /* spin loop */ } |
wenhuanglin | 1:628464a3082e | 124 | |
wenhuanglin | 2:b8632b29304e | 125 | AdvertisementPacketHandler f(ble); |
wenhuanglin | 1:628464a3082e | 126 | |
wenhuanglin | 2:b8632b29304e | 127 | timer.attach( &f, &AdvertisementPacketHandler::updatePIRValue, 1.0); |
wenhuanglin | 1:628464a3082e | 128 | while (true) { |
wenhuanglin | 1:628464a3082e | 129 | ble.waitForEvent(); |
wenhuanglin | 1:628464a3082e | 130 | } |
wenhuanglin | 1:628464a3082e | 131 | } |