Kris Scholte Lubberink / Mbed OS SSS_Ble

Ble for smart sOlutions

Dependencies:   Adafruit_WS2801

source/main.cpp@1:9fc54848a198, 2019-03-25 (annotated)

Committer:
krissl
Date:
Mon Mar 25 18:14:12 2019 +0000
Revision:
1:9fc54848a198
Parent:
0:fe5389573740
Child:
3:f594022fe519
Ble;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
krissl 0:fe5389573740 1 /* mbed Microcontroller Library
krissl 0:fe5389573740 2 * Copyright (c) 2006-2014 ARM Limited
krissl 0:fe5389573740 3 *
krissl 0:fe5389573740 4 * Licensed under the Apache License, Version 2.0 (the "License");
krissl 0:fe5389573740 5 * you may not use this file except in compliance with the License.
krissl 0:fe5389573740 6 * You may obtain a copy of the License at
krissl 0:fe5389573740 7 *
krissl 0:fe5389573740 8 * http://www.apache.org/licenses/LICENSE-2.0
krissl 0:fe5389573740 9 *
krissl 0:fe5389573740 10 * Unless required by applicable law or agreed to in writing, software
krissl 0:fe5389573740 11 * distributed under the License is distributed on an "AS IS" BASIS,
krissl 0:fe5389573740 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
krissl 0:fe5389573740 13 * See the License for the specific language governing permissions and
krissl 0:fe5389573740 14 * limitations under the License.
krissl 0:fe5389573740 15 */
krissl 0:fe5389573740 16
krissl 0:fe5389573740 17 #include <events/mbed_events.h>
krissl 0:fe5389573740 18 #include <mbed.h>
krissl 0:fe5389573740 19 #include "ble/BLE.h"
krissl 0:fe5389573740 20 #include "ble/Gap.h"
krissl 0:fe5389573740 21 #include "GattCallbackParamTypes.h"
krissl 1:9fc54848a198 22 #include "mbed.h"
krissl 1:9fc54848a198 23 #include "ColorService.h"
krissl 0:fe5389573740 24
krissl 0:fe5389573740 25 Serial pc(USBTX, USBRX);
krissl 0:fe5389573740 26
krissl 0:fe5389573740 27 DigitalOut led1(LED1, 1);
krissl 0:fe5389573740 28
krissl 1:9fc54848a198 29 const static char DEVICE_NAME[] = "SSS-Wearable";
krissl 1:9fc54848a198 30 static const uint16_t uuid16_list[] = {0xF0C0FF};
krissl 0:fe5389573740 31
krissl 1:9fc54848a198 32 static ColorService* colorServicePtr;
krissl 0:fe5389573740 33
krissl 0:fe5389573740 34 static EventQueue eventQueue(/* event count */ 16 * EVENTS_EVENT_SIZE);
krissl 0:fe5389573740 35
krissl 0:fe5389573740 36 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
krissl 0:fe5389573740 37 {
krissl 0:fe5389573740 38 BLE::Instance().gap().startAdvertising();
krissl 0:fe5389573740 39 }
krissl 0:fe5389573740 40 void connectionCallback(const Gap::ConnectionCallbackParams_t *params)
krissl 0:fe5389573740 41 {
krissl 0:fe5389573740 42 pc.printf("\r\n *******Got connection****** \r\n");
krissl 0:fe5389573740 43 }
krissl 0:fe5389573740 44 void updateSensorValue() {
krissl 1:9fc54848a198 45 pc.printf("Right now, i should update sensor value. This runs only during connection \r\n");
krissl 0:fe5389573740 46 }
krissl 0:fe5389573740 47
krissl 0:fe5389573740 48 void blinkCallback(void)
krissl 0:fe5389573740 49 {
krissl 0:fe5389573740 50 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
krissl 0:fe5389573740 51
krissl 0:fe5389573740 52 BLE &ble = BLE::Instance();
krissl 0:fe5389573740 53 if (ble.gap().getState().connected) {
krissl 0:fe5389573740 54 eventQueue.call(updateSensorValue);
krissl 0:fe5389573740 55 }
krissl 0:fe5389573740 56 }
krissl 0:fe5389573740 57
krissl 0:fe5389573740 58 /**
krissl 0:fe5389573740 59 * This function is called when the ble initialization process has failled
krissl 0:fe5389573740 60 */
krissl 0:fe5389573740 61 void onBleInitError(BLE &ble, ble_error_t error)
krissl 0:fe5389573740 62 {
krissl 0:fe5389573740 63 /* Initialization error handling should go here */
krissl 0:fe5389573740 64 }
krissl 0:fe5389573740 65
krissl 0:fe5389573740 66 void printMacAddress()
krissl 0:fe5389573740 67 {
krissl 0:fe5389573740 68 /* Print out device MAC address to the console*/
krissl 0:fe5389573740 69 Gap::AddressType_t addr_type;
krissl 0:fe5389573740 70 Gap::Address_t address;
krissl 0:fe5389573740 71 BLE::Instance().gap().getAddress(&addr_type, address);
krissl 0:fe5389573740 72 pc.printf("DEVICE MAC ADDRESS: ");
krissl 0:fe5389573740 73 for (int i = 5; i >= 1; i--){
krissl 0:fe5389573740 74 pc.printf("%02x:", address[i]);
krissl 0:fe5389573740 75 }
krissl 0:fe5389573740 76 pc.printf("%02x\r\n", address[0]);
krissl 0:fe5389573740 77 }
krissl 0:fe5389573740 78
krissl 0:fe5389573740 79 /**
krissl 0:fe5389573740 80 * Callback triggered when the ble initialization process has finished
krissl 0:fe5389573740 81 */
krissl 0:fe5389573740 82 void bleInitComplete(BLE::InitializationCompleteCallbackContext *params)
krissl 0:fe5389573740 83 {
krissl 0:fe5389573740 84 BLE& ble = params->ble;
krissl 0:fe5389573740 85 ble_error_t error = params->error;
krissl 0:fe5389573740 86
krissl 0:fe5389573740 87 if (error != BLE_ERROR_NONE) {
krissl 0:fe5389573740 88 /* In case of error, forward the error handling to onBleInitError */
krissl 0:fe5389573740 89 onBleInitError(ble, error);
krissl 0:fe5389573740 90 return;
krissl 0:fe5389573740 91 }
krissl 0:fe5389573740 92
krissl 0:fe5389573740 93 /* Ensure that it is the default instance of BLE */
krissl 0:fe5389573740 94 if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) {
krissl 0:fe5389573740 95 return;
krissl 0:fe5389573740 96 }
krissl 0:fe5389573740 97
krissl 0:fe5389573740 98 ble.gap().onDisconnection(disconnectionCallback);
krissl 0:fe5389573740 99 ble.gap().onConnection(connectionCallback);
krissl 0:fe5389573740 100 /* Setup primary service */
krissl 1:9fc54848a198 101 colorServicePtr = new ColorService(ble);
krissl 0:fe5389573740 102
krissl 0:fe5389573740 103 /* Setup advertising */
krissl 0:fe5389573740 104 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
krissl 0:fe5389573740 105 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *) uuid16_list, sizeof(uuid16_list));
krissl 0:fe5389573740 106 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *) DEVICE_NAME, sizeof(DEVICE_NAME));
krissl 0:fe5389573740 107 // ble.gattServer().onDataRead(blinkCallback);
krissl 0:fe5389573740 108 ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
krissl 0:fe5389573740 109 ble.gap().setAdvertisingInterval(1000); /* 1000ms */
krissl 1:9fc54848a198 110 pc.printf("Advertising");
krissl 0:fe5389573740 111 ble.gap().startAdvertising();
krissl 0:fe5389573740 112
krissl 0:fe5389573740 113 printMacAddress();
krissl 0:fe5389573740 114 }
krissl 0:fe5389573740 115
krissl 0:fe5389573740 116 void scheduleBleEventsProcessing(BLE::OnEventsToProcessCallbackContext* context) {
krissl 0:fe5389573740 117 BLE &ble = BLE::Instance();
krissl 0:fe5389573740 118 eventQueue.call(Callback<void()>(&ble, &BLE::processEvents));
krissl 0:fe5389573740 119 }
krissl 0:fe5389573740 120
krissl 0:fe5389573740 121 int main()
krissl 0:fe5389573740 122 {
krissl 1:9fc54848a198 123 pc.baud (115200);
krissl 0:fe5389573740 124
krissl 0:fe5389573740 125 eventQueue.call_every(500, blinkCallback);
krissl 0:fe5389573740 126
krissl 0:fe5389573740 127 BLE &ble = BLE::Instance();
krissl 0:fe5389573740 128 ble.onEventsToProcess(scheduleBleEventsProcessing);
krissl 0:fe5389573740 129 ble.init(bleInitComplete);
krissl 0:fe5389573740 130
krissl 0:fe5389573740 131 eventQueue.dispatch_forever();
krissl 0:fe5389573740 132
krissl 0:fe5389573740 133 return 0;
krissl 0:fe5389573740 134 }