asd
Dependencies: BLE_API mbed nRF51822
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Diff: main.cpp
- Revision:
- 0:51c847e94a29
- Child:
- 1:df5573997c91
diff -r 000000000000 -r 51c847e94a29 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Aug 17 09:17:25 2015 +0000 @@ -0,0 +1,113 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2015 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "mbed.h" +#include "ble/BLE.h" +#include "ble/DiscoveredCharacteristic.h" +#include "ble/DiscoveredService.h" +BLE ble; +DigitalOut led1(LED1); +Serial pc(USBTX, USBRX); + + +void periodicCallback(void) +{ + led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */ +} + +void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params) { + + pc.printf("Adv peerAddr: [%02x %02x %02x %02x %02x %02x] rssi %d, ScanResp: %u, AdvType: %u\r\n", + params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0], + params->rssi, params->isScanResponse, params->type); + + + pc.printf("%s", params->advertisingData); + + pc.printf("\r\n"); + +} + +void serviceDiscoveryCallback(const DiscoveredService *service) { + if (service->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) { + pc.printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle()); + } else { + printf("S UUID-"); + const uint8_t *longUUIDBytes = service->getUUID().getBaseUUID(); + for (unsigned i = 0; i < UUID::LENGTH_OF_LONG_UUID; i++) { + printf("%02x", longUUIDBytes[i]); + } + pc.printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle()); + } +} + +void characteristicDiscoveryCallback(const DiscoveredCharacteristic *characteristicP) { + +} + +void discoveryTerminationCallback(Gap::Handle_t connectionHandle) { + pc.printf("terminated SD for handle %u\r\n", connectionHandle); +} + +void connectionCallback(const Gap::ConnectionCallbackParams_t *params) { + pc.printf("Connected!!\r\n"); + ble.stopAdvertising(); + wait(1); + if (params->role == Gap::CENTRAL) { + ble.gattClient().onServiceDiscoveryTermination(discoveryTerminationCallback); + ble.gattClient().launchServiceDiscovery(params->handle, serviceDiscoveryCallback, characteristicDiscoveryCallback, 0xa000, 0xa001); + } + ble.gap().disconnect(0,Gap::REMOTE_USER_TERMINATED_CONNECTION); +} +void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) +{ + pc.printf("Disconnected\r\n"); + pc.printf("Rescan\r\n"); + ble.startScan(advertisementCallback); + ble.startAdvertising(); +} + + +int main(void) +{ + led1 = 1; + Ticker ticker; + ticker.attach(periodicCallback, 1); + ble.onConnection(connectionCallback); + ble.onDisconnection(disconnectionCallback); + + ble.init(); + + pc.baud(9600); + pc.printf("Observer Init \r\n"); + + + /* */ + ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED); + ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); + ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME, + (const uint8_t *)"DDUDDU", sizeof("DDUDDU") - 1); + + ble.gap().setAdvertisingInterval(100); /* 1second. */ + ble.gap().startAdvertising(); + + ble.gap().setScanParams(500 /* scan interval */, 200 /* scan window */); + ble.gap().startScan(advertisementCallback); + + while (true) { + ble.waitForEvent(); + } +}