Changmo Yang / Mbed 2 deprecated Central_1

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Dependencies:   BLE_API mbed nRF51822

Fork of Central_1 by -deleted-

main.cpp@0:51c847e94a29, 2015-08-17 (annotated)

Committer:
DDUdui
Date:
Mon Aug 17 09:17:25 2015 +0000
Revision:
0:51c847e94a29
Child:
1:df5573997c91
test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
DDUdui 0:51c847e94a29 1 /* mbed Microcontroller Library
DDUdui 0:51c847e94a29 2 * Copyright (c) 2006-2015 ARM Limited
DDUdui 0:51c847e94a29 3 *
DDUdui 0:51c847e94a29 4 * Licensed under the Apache License, Version 2.0 (the "License");
DDUdui 0:51c847e94a29 5 * you may not use this file except in compliance with the License.
DDUdui 0:51c847e94a29 6 * You may obtain a copy of the License at
DDUdui 0:51c847e94a29 7 *
DDUdui 0:51c847e94a29 8 * http://www.apache.org/licenses/LICENSE-2.0
DDUdui 0:51c847e94a29 9 *
DDUdui 0:51c847e94a29 10 * Unless required by applicable law or agreed to in writing, software
DDUdui 0:51c847e94a29 11 * distributed under the License is distributed on an "AS IS" BASIS,
DDUdui 0:51c847e94a29 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
DDUdui 0:51c847e94a29 13 * See the License for the specific language governing permissions and
DDUdui 0:51c847e94a29 14 * limitations under the License.
DDUdui 0:51c847e94a29 15 */
DDUdui 0:51c847e94a29 16
DDUdui 0:51c847e94a29 17 #include "mbed.h"
DDUdui 0:51c847e94a29 18 #include "ble/BLE.h"
DDUdui 0:51c847e94a29 19 #include "ble/DiscoveredCharacteristic.h"
DDUdui 0:51c847e94a29 20 #include "ble/DiscoveredService.h"
DDUdui 0:51c847e94a29 21 BLE ble;
DDUdui 0:51c847e94a29 22 DigitalOut led1(LED1);
DDUdui 0:51c847e94a29 23 Serial pc(USBTX, USBRX);
DDUdui 0:51c847e94a29 24
DDUdui 0:51c847e94a29 25
DDUdui 0:51c847e94a29 26 void periodicCallback(void)
DDUdui 0:51c847e94a29 27 {
DDUdui 0:51c847e94a29 28 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
DDUdui 0:51c847e94a29 29 }
DDUdui 0:51c847e94a29 30
DDUdui 0:51c847e94a29 31 void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params) {
DDUdui 0:51c847e94a29 32
DDUdui 0:51c847e94a29 33 pc.printf("Adv peerAddr: [%02x %02x %02x %02x %02x %02x] rssi %d, ScanResp: %u, AdvType: %u\r\n",
DDUdui 0:51c847e94a29 34 params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0],
DDUdui 0:51c847e94a29 35 params->rssi, params->isScanResponse, params->type);
DDUdui 0:51c847e94a29 36
DDUdui 0:51c847e94a29 37
DDUdui 0:51c847e94a29 38 pc.printf("%s", params->advertisingData);
DDUdui 0:51c847e94a29 39
DDUdui 0:51c847e94a29 40 pc.printf("\r\n");
DDUdui 0:51c847e94a29 41
DDUdui 0:51c847e94a29 42 }
DDUdui 0:51c847e94a29 43
DDUdui 0:51c847e94a29 44 void serviceDiscoveryCallback(const DiscoveredService *service) {
DDUdui 0:51c847e94a29 45 if (service->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) {
DDUdui 0:51c847e94a29 46 pc.printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle());
DDUdui 0:51c847e94a29 47 } else {
DDUdui 0:51c847e94a29 48 printf("S UUID-");
DDUdui 0:51c847e94a29 49 const uint8_t *longUUIDBytes = service->getUUID().getBaseUUID();
DDUdui 0:51c847e94a29 50 for (unsigned i = 0; i < UUID::LENGTH_OF_LONG_UUID; i++) {
DDUdui 0:51c847e94a29 51 printf("%02x", longUUIDBytes[i]);
DDUdui 0:51c847e94a29 52 }
DDUdui 0:51c847e94a29 53 pc.printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle());
DDUdui 0:51c847e94a29 54 }
DDUdui 0:51c847e94a29 55 }
DDUdui 0:51c847e94a29 56
DDUdui 0:51c847e94a29 57 void characteristicDiscoveryCallback(const DiscoveredCharacteristic *characteristicP) {
DDUdui 0:51c847e94a29 58
DDUdui 0:51c847e94a29 59 }
DDUdui 0:51c847e94a29 60
DDUdui 0:51c847e94a29 61 void discoveryTerminationCallback(Gap::Handle_t connectionHandle) {
DDUdui 0:51c847e94a29 62 pc.printf("terminated SD for handle %u\r\n", connectionHandle);
DDUdui 0:51c847e94a29 63 }
DDUdui 0:51c847e94a29 64
DDUdui 0:51c847e94a29 65 void connectionCallback(const Gap::ConnectionCallbackParams_t *params) {
DDUdui 0:51c847e94a29 66 pc.printf("Connected!!\r\n");
DDUdui 0:51c847e94a29 67 ble.stopAdvertising();
DDUdui 0:51c847e94a29 68 wait(1);
DDUdui 0:51c847e94a29 69 if (params->role == Gap::CENTRAL) {
DDUdui 0:51c847e94a29 70 ble.gattClient().onServiceDiscoveryTermination(discoveryTerminationCallback);
DDUdui 0:51c847e94a29 71 ble.gattClient().launchServiceDiscovery(params->handle, serviceDiscoveryCallback, characteristicDiscoveryCallback, 0xa000, 0xa001);
DDUdui 0:51c847e94a29 72 }
DDUdui 0:51c847e94a29 73 ble.gap().disconnect(0,Gap::REMOTE_USER_TERMINATED_CONNECTION);
DDUdui 0:51c847e94a29 74 }
DDUdui 0:51c847e94a29 75 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
DDUdui 0:51c847e94a29 76 {
DDUdui 0:51c847e94a29 77 pc.printf("Disconnected\r\n");
DDUdui 0:51c847e94a29 78 pc.printf("Rescan\r\n");
DDUdui 0:51c847e94a29 79 ble.startScan(advertisementCallback);
DDUdui 0:51c847e94a29 80 ble.startAdvertising();
DDUdui 0:51c847e94a29 81 }
DDUdui 0:51c847e94a29 82
DDUdui 0:51c847e94a29 83
DDUdui 0:51c847e94a29 84 int main(void)
DDUdui 0:51c847e94a29 85 {
DDUdui 0:51c847e94a29 86 led1 = 1;
DDUdui 0:51c847e94a29 87 Ticker ticker;
DDUdui 0:51c847e94a29 88 ticker.attach(periodicCallback, 1);
DDUdui 0:51c847e94a29 89 ble.onConnection(connectionCallback);
DDUdui 0:51c847e94a29 90 ble.onDisconnection(disconnectionCallback);
DDUdui 0:51c847e94a29 91
DDUdui 0:51c847e94a29 92 ble.init();
DDUdui 0:51c847e94a29 93
DDUdui 0:51c847e94a29 94 pc.baud(9600);
DDUdui 0:51c847e94a29 95 pc.printf("Observer Init \r\n");
DDUdui 0:51c847e94a29 96
DDUdui 0:51c847e94a29 97
DDUdui 0:51c847e94a29 98 /* */
DDUdui 0:51c847e94a29 99 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
DDUdui 0:51c847e94a29 100 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
DDUdui 0:51c847e94a29 101 ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
DDUdui 0:51c847e94a29 102 (const uint8_t *)"DDUDDU", sizeof("DDUDDU") - 1);
DDUdui 0:51c847e94a29 103
DDUdui 0:51c847e94a29 104 ble.gap().setAdvertisingInterval(100); /* 1second. */
DDUdui 0:51c847e94a29 105 ble.gap().startAdvertising();
DDUdui 0:51c847e94a29 106
DDUdui 0:51c847e94a29 107 ble.gap().setScanParams(500 /* scan interval */, 200 /* scan window */);
DDUdui 0:51c847e94a29 108 ble.gap().startScan(advertisementCallback);
DDUdui 0:51c847e94a29 109
DDUdui 0:51c847e94a29 110 while (true) {
DDUdui 0:51c847e94a29 111 ble.waitForEvent();
DDUdui 0:51c847e94a29 112 }
DDUdui 0:51c847e94a29 113 }