my ble test
Dependencies: BLE_API mbed nRF51822
main.cpp@0:1d3fde478296, 2016-09-24 (annotated)
- Committer:
- hu_xgbn
- Date:
- Sat Sep 24 23:02:03 2016 +0000
- Revision:
- 0:1d3fde478296
first setup;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
hu_xgbn | 0:1d3fde478296 | 1 | /* mbed Microcontroller Library |
hu_xgbn | 0:1d3fde478296 | 2 | * Copyright (c) 2006-2013 ARM Limited |
hu_xgbn | 0:1d3fde478296 | 3 | * |
hu_xgbn | 0:1d3fde478296 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
hu_xgbn | 0:1d3fde478296 | 5 | * you may not use this file except in compliance with the License. |
hu_xgbn | 0:1d3fde478296 | 6 | * You may obtain a copy of the License at |
hu_xgbn | 0:1d3fde478296 | 7 | * |
hu_xgbn | 0:1d3fde478296 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
hu_xgbn | 0:1d3fde478296 | 9 | * |
hu_xgbn | 0:1d3fde478296 | 10 | * Unless required by applicable law or agreed to in writing, software |
hu_xgbn | 0:1d3fde478296 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
hu_xgbn | 0:1d3fde478296 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
hu_xgbn | 0:1d3fde478296 | 13 | * See the License for the specific language governing permissions and |
hu_xgbn | 0:1d3fde478296 | 14 | * limitations under the License. |
hu_xgbn | 0:1d3fde478296 | 15 | */ |
hu_xgbn | 0:1d3fde478296 | 16 | |
hu_xgbn | 0:1d3fde478296 | 17 | #include "mbed.h" |
hu_xgbn | 0:1d3fde478296 | 18 | #include "ble/BLE.h" |
hu_xgbn | 0:1d3fde478296 | 19 | #include "LEDService.h" |
hu_xgbn | 0:1d3fde478296 | 20 | |
hu_xgbn | 0:1d3fde478296 | 21 | |
hu_xgbn | 0:1d3fde478296 | 22 | DigitalOut alivenessLED(LED1, 0); |
hu_xgbn | 0:1d3fde478296 | 23 | DigitalOut actuatedLED(LED2, 0); |
hu_xgbn | 0:1d3fde478296 | 24 | Serial pc(USBTX, USBRX); |
hu_xgbn | 0:1d3fde478296 | 25 | |
hu_xgbn | 0:1d3fde478296 | 26 | const static char DEVICE_NAME[] = "LEDWTFFTW"; |
hu_xgbn | 0:1d3fde478296 | 27 | static const uint16_t uuid16_list[] = {LEDService::LED_SERVICE_UUID}; |
hu_xgbn | 0:1d3fde478296 | 28 | const static char AdvData[]="Hello World!"; |
hu_xgbn | 0:1d3fde478296 | 29 | LEDService *ledServicePtr; |
hu_xgbn | 0:1d3fde478296 | 30 | |
hu_xgbn | 0:1d3fde478296 | 31 | Ticker ticker; |
hu_xgbn | 0:1d3fde478296 | 32 | |
hu_xgbn | 0:1d3fde478296 | 33 | void timeoutCallback(const Gap::TimeoutSource_t source){ |
hu_xgbn | 0:1d3fde478296 | 34 | BLE::Instance().gap().stopAdvertising(); |
hu_xgbn | 0:1d3fde478296 | 35 | pc.printf("got a timeout\r\n"); |
hu_xgbn | 0:1d3fde478296 | 36 | BLE::Instance().gap().startAdvertising(); |
hu_xgbn | 0:1d3fde478296 | 37 | } |
hu_xgbn | 0:1d3fde478296 | 38 | |
hu_xgbn | 0:1d3fde478296 | 39 | |
hu_xgbn | 0:1d3fde478296 | 40 | void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) |
hu_xgbn | 0:1d3fde478296 | 41 | { |
hu_xgbn | 0:1d3fde478296 | 42 | pc.printf("disconnected\r\n"); |
hu_xgbn | 0:1d3fde478296 | 43 | BLE::Instance().gap().startAdvertising(); |
hu_xgbn | 0:1d3fde478296 | 44 | uint8_t deviceName[30] = {0}; |
hu_xgbn | 0:1d3fde478296 | 45 | unsigned lengthP = 0; |
hu_xgbn | 0:1d3fde478296 | 46 | BLE::Instance().gap().getDeviceName(deviceName, &lengthP); |
hu_xgbn | 0:1d3fde478296 | 47 | pc.printf("new device name is %s", deviceName); |
hu_xgbn | 0:1d3fde478296 | 48 | |
hu_xgbn | 0:1d3fde478296 | 49 | } |
hu_xgbn | 0:1d3fde478296 | 50 | |
hu_xgbn | 0:1d3fde478296 | 51 | void connectionCallback(const Gap::ConnectionCallbackParams_t *params){ |
hu_xgbn | 0:1d3fde478296 | 52 | |
hu_xgbn | 0:1d3fde478296 | 53 | pc.printf("connected\r\n"); |
hu_xgbn | 0:1d3fde478296 | 54 | |
hu_xgbn | 0:1d3fde478296 | 55 | } |
hu_xgbn | 0:1d3fde478296 | 56 | void periodicCallback(void) |
hu_xgbn | 0:1d3fde478296 | 57 | { |
hu_xgbn | 0:1d3fde478296 | 58 | // pc.printf("got here\r\n"); |
hu_xgbn | 0:1d3fde478296 | 59 | alivenessLED = !alivenessLED; /* Do blinky on LED1 to indicate system aliveness. */ |
hu_xgbn | 0:1d3fde478296 | 60 | } |
hu_xgbn | 0:1d3fde478296 | 61 | |
hu_xgbn | 0:1d3fde478296 | 62 | /** |
hu_xgbn | 0:1d3fde478296 | 63 | * This callback allows the LEDService to receive updates to the ledState Characteristic. |
hu_xgbn | 0:1d3fde478296 | 64 | * |
hu_xgbn | 0:1d3fde478296 | 65 | * @param[in] params |
hu_xgbn | 0:1d3fde478296 | 66 | * Information about the characterisitc being updated. |
hu_xgbn | 0:1d3fde478296 | 67 | */ |
hu_xgbn | 0:1d3fde478296 | 68 | void onDataWrittenCallback(const GattWriteCallbackParams *params) { |
hu_xgbn | 0:1d3fde478296 | 69 | if ((params->handle == ledServicePtr->getValueHandle()) && (params->len == 1)) { |
hu_xgbn | 0:1d3fde478296 | 70 | actuatedLED = *(params->data); |
hu_xgbn | 0:1d3fde478296 | 71 | } |
hu_xgbn | 0:1d3fde478296 | 72 | } |
hu_xgbn | 0:1d3fde478296 | 73 | |
hu_xgbn | 0:1d3fde478296 | 74 | |
hu_xgbn | 0:1d3fde478296 | 75 | /** |
hu_xgbn | 0:1d3fde478296 | 76 | * This function is called when the ble initialization process has failed |
hu_xgbn | 0:1d3fde478296 | 77 | */ |
hu_xgbn | 0:1d3fde478296 | 78 | void onBleInitError(BLE &ble, ble_error_t error) |
hu_xgbn | 0:1d3fde478296 | 79 | { |
hu_xgbn | 0:1d3fde478296 | 80 | /* Initialization error handling should go here */ |
hu_xgbn | 0:1d3fde478296 | 81 | } |
hu_xgbn | 0:1d3fde478296 | 82 | |
hu_xgbn | 0:1d3fde478296 | 83 | /** |
hu_xgbn | 0:1d3fde478296 | 84 | * Callback triggered when the ble initialization process has finished |
hu_xgbn | 0:1d3fde478296 | 85 | */ |
hu_xgbn | 0:1d3fde478296 | 86 | void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) |
hu_xgbn | 0:1d3fde478296 | 87 | { |
hu_xgbn | 0:1d3fde478296 | 88 | BLE& ble = params->ble; |
hu_xgbn | 0:1d3fde478296 | 89 | ble_error_t error = params->error; |
hu_xgbn | 0:1d3fde478296 | 90 | |
hu_xgbn | 0:1d3fde478296 | 91 | if (error != BLE_ERROR_NONE) { |
hu_xgbn | 0:1d3fde478296 | 92 | /* In case of error, forward the error handling to onBleInitError */ |
hu_xgbn | 0:1d3fde478296 | 93 | onBleInitError(ble, error); |
hu_xgbn | 0:1d3fde478296 | 94 | return; |
hu_xgbn | 0:1d3fde478296 | 95 | } |
hu_xgbn | 0:1d3fde478296 | 96 | |
hu_xgbn | 0:1d3fde478296 | 97 | /* Ensure that it is the default instance of BLE */ |
hu_xgbn | 0:1d3fde478296 | 98 | if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) { |
hu_xgbn | 0:1d3fde478296 | 99 | return; |
hu_xgbn | 0:1d3fde478296 | 100 | } |
hu_xgbn | 0:1d3fde478296 | 101 | |
hu_xgbn | 0:1d3fde478296 | 102 | ble.gap().onDisconnection(disconnectionCallback); |
hu_xgbn | 0:1d3fde478296 | 103 | ble.gattServer().onDataWritten(onDataWrittenCallback); |
hu_xgbn | 0:1d3fde478296 | 104 | ble.gap().onTimeout(timeoutCallback); |
hu_xgbn | 0:1d3fde478296 | 105 | |
hu_xgbn | 0:1d3fde478296 | 106 | bool initialValueForLEDCharacteristic = false; |
hu_xgbn | 0:1d3fde478296 | 107 | ledServicePtr = new LEDService(ble, initialValueForLEDCharacteristic); |
hu_xgbn | 0:1d3fde478296 | 108 | |
hu_xgbn | 0:1d3fde478296 | 109 | /* setup advertising */ |
hu_xgbn | 0:1d3fde478296 | 110 | ble.gap().setDeviceName((uint8_t*)DEVICE_NAME); |
hu_xgbn | 0:1d3fde478296 | 111 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); |
hu_xgbn | 0:1d3fde478296 | 112 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); |
hu_xgbn | 0:1d3fde478296 | 113 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); |
hu_xgbn | 0:1d3fde478296 | 114 | ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, (uint8_t *)AdvData, sizeof(AdvData)); |
hu_xgbn | 0:1d3fde478296 | 115 | ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); |
hu_xgbn | 0:1d3fde478296 | 116 | ble.gap().setAdvertisingInterval(60000); /* you shall not pass */ |
hu_xgbn | 0:1d3fde478296 | 117 | |
hu_xgbn | 0:1d3fde478296 | 118 | ble.gap().setAdvertisingTimeout(900); |
hu_xgbn | 0:1d3fde478296 | 119 | ble.gap().startAdvertising(); |
hu_xgbn | 0:1d3fde478296 | 120 | } |
hu_xgbn | 0:1d3fde478296 | 121 | |
hu_xgbn | 0:1d3fde478296 | 122 | int main(void) |
hu_xgbn | 0:1d3fde478296 | 123 | { |
hu_xgbn | 0:1d3fde478296 | 124 | ticker.attach(periodicCallback, 1); /* Blink LED every second */ |
hu_xgbn | 0:1d3fde478296 | 125 | |
hu_xgbn | 0:1d3fde478296 | 126 | BLE &ble = BLE::Instance(); |
hu_xgbn | 0:1d3fde478296 | 127 | ble.init(bleInitComplete); |
hu_xgbn | 0:1d3fde478296 | 128 | |
hu_xgbn | 0:1d3fde478296 | 129 | pc .baud(19200); |
hu_xgbn | 0:1d3fde478296 | 130 | /* SpinWait for initialization to complete. This is necessary because the |
hu_xgbn | 0:1d3fde478296 | 131 | * BLE object is used in the main loop below. */ |
hu_xgbn | 0:1d3fde478296 | 132 | while (ble.hasInitialized() == false) { /* spin loop */ } |
hu_xgbn | 0:1d3fde478296 | 133 | |
hu_xgbn | 0:1d3fde478296 | 134 | while (true) { |
hu_xgbn | 0:1d3fde478296 | 135 | // pc.printf("got here\r\n"); |
hu_xgbn | 0:1d3fde478296 | 136 | ble.waitForEvent(); |
hu_xgbn | 0:1d3fde478296 | 137 | } |
hu_xgbn | 0:1d3fde478296 | 138 | } |