Nucleo + Xpansion Board BLE / Mbed 2 deprecated BLE_Observer_Nucleo_Wesu

BLE Observer example for nucleo platform

Dependencies:   BLE_API X_NUCLEO_IDB0XA1 mbed

main.cpp@5:346bcd62f251, 2016-11-14 (annotated)

Committer:
erikamorv
Date:
Mon Nov 14 15:29:43 2016 +0000
Revision:
5:346bcd62f251
Parent:
4:2aefa62bdce5
Child:
6:1c20e1891e4b
2016.11.14

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vcoubard 0:39b311448c9e 1 /* mbed Microcontroller Library
vcoubard 0:39b311448c9e 2 * Copyright (c) 2006-2015 ARM Limited
vcoubard 0:39b311448c9e 3 *
vcoubard 0:39b311448c9e 4 * Licensed under the Apache License, Version 2.0 (the "License");
vcoubard 0:39b311448c9e 5 * you may not use this file except in compliance with the License.
vcoubard 0:39b311448c9e 6 * You may obtain a copy of the License at
vcoubard 0:39b311448c9e 7 *
vcoubard 0:39b311448c9e 8 * http://www.apache.org/licenses/LICENSE-2.0
vcoubard 0:39b311448c9e 9 *
vcoubard 0:39b311448c9e 10 * Unless required by applicable law or agreed to in writing, software
vcoubard 0:39b311448c9e 11 * distributed under the License is distributed on an "AS IS" BASIS,
vcoubard 0:39b311448c9e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
vcoubard 0:39b311448c9e 13 * See the License for the specific language governing permissions and
vcoubard 0:39b311448c9e 14 * limitations under the License.
vcoubard 0:39b311448c9e 15 */
erikamorv 1:6ec60260b682 16
vcoubard 0:39b311448c9e 17 #include "mbed.h"
vcoubard 0:39b311448c9e 18 #include "BLE.h"
erikamorv 1:6ec60260b682 19
vcoubard 0:39b311448c9e 20 BLE ble;
erikamorv 2:b34944e028f9 21 BLE ble_Scan;
vcoubard 0:39b311448c9e 22 DigitalOut led1(LED1);
erikamorv 2:b34944e028f9 23
erikamorv 2:b34944e028f9 24 // Change your device name below
erikamorv 2:b34944e028f9 25 const char DEVICE_NAME[] = "Nucleo_test";
erikamorv 5:346bcd62f251 26
erikamorv 5:346bcd62f251 27 #define UUID 0x00FF //Beacon UUID
erikamorv 5:346bcd62f251 28 const uint16_t uuid16_list[] = {UUID};
erikamorv 1:6ec60260b682 29
erikamorv 4:2aefa62bdce5 30 // Control Beacon read
erikamorv 4:2aefa62bdce5 31 static int beacon = 0;
erikamorv 5:346bcd62f251 32
vcoubard 0:39b311448c9e 33 void periodicCallback(void)
vcoubard 0:39b311448c9e 34 {
vcoubard 0:39b311448c9e 35 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
vcoubard 0:39b311448c9e 36 }
erikamorv 1:6ec60260b682 37
erikamorv 2:b34944e028f9 38 void advertisementCallback(const Gap::AdvertisementCallbackParams_t *params) {
erikamorv 2:b34944e028f9 39
erikamorv 2:b34944e028f9 40 if (params->peerAddr[0] == 0xB2) {
erikamorv 2:b34944e028f9 41
erikamorv 2:b34944e028f9 42 if (abs(params->rssi) <= 60) {
erikamorv 2:b34944e028f9 43
erikamorv 2:b34944e028f9 44 printf("Beacon_1: [%02x %02x %02x %02x %02x %02x] rssi %d\r\n",
vcoubard 0:39b311448c9e 45 params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0],
erikamorv 4:2aefa62bdce5 46 params->rssi);
erikamorv 4:2aefa62bdce5 47
erikamorv 4:2aefa62bdce5 48 beacon = 1;
erikamorv 2:b34944e028f9 49 }
erikamorv 2:b34944e028f9 50 }
erikamorv 2:b34944e028f9 51
erikamorv 2:b34944e028f9 52 if (params->peerAddr[0] == 0xA8) {
erikamorv 2:b34944e028f9 53
erikamorv 5:346bcd62f251 54 if (abs(params->rssi) <= 60) {
erikamorv 2:b34944e028f9 55 printf("Beacon_2: [%02x %02x %02x %02x %02x %02x] rssi %d\r\n",
erikamorv 2:b34944e028f9 56 params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0],
erikamorv 4:2aefa62bdce5 57 params->rssi);
erikamorv 4:2aefa62bdce5 58
erikamorv 4:2aefa62bdce5 59 beacon = 2;
erikamorv 2:b34944e028f9 60 }
erikamorv 2:b34944e028f9 61 }
erikamorv 1:6ec60260b682 62
erikamorv 2:b34944e028f9 63 if (params->peerAddr[0] == 0x46) {
erikamorv 2:b34944e028f9 64
erikamorv 2:b34944e028f9 65 if (abs(params->rssi) <= 60) {
erikamorv 2:b34944e028f9 66 printf("Beacon_3: [%02x %02x %02x %02x %02x %02x] rssi %d\r\n",
erikamorv 2:b34944e028f9 67 params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0],
erikamorv 2:b34944e028f9 68 params->rssi);
erikamorv 4:2aefa62bdce5 69
erikamorv 4:2aefa62bdce5 70 beacon = 3;
vcoubard 0:39b311448c9e 71 }
erikamorv 2:b34944e028f9 72 }
erikamorv 1:6ec60260b682 73
erikamorv 2:b34944e028f9 74 }
erikamorv 2:b34944e028f9 75
erikamorv 2:b34944e028f9 76 /* Optional: Restart advertising when peer disconnects */
erikamorv 2:b34944e028f9 77 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
erikamorv 2:b34944e028f9 78 {
erikamorv 2:b34944e028f9 79 BLE::Instance().gap().startAdvertising();
erikamorv 2:b34944e028f9 80 }
erikamorv 1:6ec60260b682 81
erikamorv 2:b34944e028f9 82 void bleInitComplete(BLE::InitializationCompleteCallbackContext *context)
erikamorv 2:b34944e028f9 83 {
erikamorv 2:b34944e028f9 84 // Set up the advertising flags. Note: not all combination of flags are valid
erikamorv 2:b34944e028f9 85 // BREDR_NOT_SUPPORTED: Device does not support Basic Rate or Enchanced Data Rate, It is Low Energy only.
erikamorv 2:b34944e028f9 86 // LE_GENERAL_DISCOVERABLE: Peripheral device is discoverable at any moment
erikamorv 2:b34944e028f9 87 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
erikamorv 2:b34944e028f9 88
erikamorv 2:b34944e028f9 89 // Put the device name in the advertising payload
erikamorv 2:b34944e028f9 90 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
erikamorv 5:346bcd62f251 91
erikamorv 5:346bcd62f251 92 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
erikamorv 5:346bcd62f251 93
erikamorv 2:b34944e028f9 94 /* Optional: add callback for disconnection */
erikamorv 2:b34944e028f9 95 ble.gap().onDisconnection(disconnectionCallback);
erikamorv 1:6ec60260b682 96
erikamorv 2:b34944e028f9 97 // The Service Data data type consists of a service UUID with the data associated with that service.
erikamorv 4:2aefa62bdce5 98 // We will encode the number of beacon received
erikamorv 5:346bcd62f251 99 uint8_t service_data[2];
erikamorv 5:346bcd62f251 100 service_data[0] = UUID & 0xff;
erikamorv 5:346bcd62f251 101 service_data[1] = beacon & 0xff;
erikamorv 5:346bcd62f251 102 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::SERVICE_DATA, (uint8_t *)service_data, sizeof(service_data));
erikamorv 2:b34944e028f9 103
erikamorv 2:b34944e028f9 104 // It is not connectable as we are just boardcasting
erikamorv 2:b34944e028f9 105 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED);
erikamorv 2:b34944e028f9 106
erikamorv 2:b34944e028f9 107 //Send out the advertising payload every 1000ms
erikamorv 2:b34944e028f9 108 ble.gap().setAdvertisingInterval(1000);
vcoubard 0:39b311448c9e 109 }
erikamorv 3:37a2f13b746d 110
erikamorv 3:37a2f13b746d 111 void bleScanInitComplete(BLE::InitializationCompleteCallbackContext *context) {
erikamorv 3:37a2f13b746d 112
erikamorv 5:346bcd62f251 113 ble_Scan.gap().setScanParams(100 /* scan interval */, 50 /* scan window */, 1);
erikamorv 3:37a2f13b746d 114
erikamorv 3:37a2f13b746d 115 }
erikamorv 3:37a2f13b746d 116
erikamorv 1:6ec60260b682 117
vcoubard 0:39b311448c9e 118 int main(void)
vcoubard 0:39b311448c9e 119 {
vcoubard 0:39b311448c9e 120 led1 = 1;
vcoubard 0:39b311448c9e 121 Ticker ticker;
vcoubard 0:39b311448c9e 122 ticker.attach(periodicCallback, 1);
erikamorv 2:b34944e028f9 123
erikamorv 2:b34944e028f9 124 BLE &ble = BLE::Instance();
erikamorv 2:b34944e028f9 125 BLE &ble_Scan = BLE::Instance();
erikamorv 2:b34944e028f9 126
erikamorv 5:346bcd62f251 127 int status = 1;
erikamorv 2:b34944e028f9 128
erikamorv 2:b34944e028f9 129 /* Infinite loop waiting for BLE events */
erikamorv 2:b34944e028f9 130 while (true) {
erikamorv 5:346bcd62f251 131 switch (status) {
erikamorv 3:37a2f13b746d 132 case(0):
erikamorv 3:37a2f13b746d 133 printf("Advertising stato 0\r\n");
erikamorv 3:37a2f13b746d 134 ble.init(bleInitComplete);
erikamorv 3:37a2f13b746d 135 ble.gap().startAdvertising();
erikamorv 5:346bcd62f251 136 wait(1);
erikamorv 3:37a2f13b746d 137 ble.gap().stopAdvertising();
erikamorv 5:346bcd62f251 138 status = 1;
erikamorv 4:2aefa62bdce5 139 NVIC_SystemReset();
erikamorv 3:37a2f13b746d 140 break;
erikamorv 3:37a2f13b746d 141 case(1):
erikamorv 5:346bcd62f251 142 printf("Scan stato 1\r\n");
erikamorv 3:37a2f13b746d 143 ble_Scan.init(bleScanInitComplete);
erikamorv 3:37a2f13b746d 144 ble_Scan.gap().startScan(advertisementCallback);
erikamorv 5:346bcd62f251 145 wait(1);
erikamorv 5:346bcd62f251 146 status = 0;
erikamorv 5:346bcd62f251 147 break;
erikamorv 3:37a2f13b746d 148 }
erikamorv 2:b34944e028f9 149
erikamorv 5:346bcd62f251 150 /* Save power while waiting for callback events */
erikamorv 5:346bcd62f251 151 ble.waitForEvent();
erikamorv 5:346bcd62f251 152 ble_Scan.waitForEvent();
erikamorv 5:346bcd62f251 153 }
erikamorv 2:b34944e028f9 154 }