![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
Smartphone app control stepper motors via bluetooth low energy(BLE) on stm32F401RE x IHM02A1 x IDB05A1.
Dependencies: BLE_API X_NUCLEO_IDB0XA1 X_NUCLEO_IHM02A1 mbed
Fork of BLE_LED_IDB0XA1_demo by
main.cpp
- Committer:
- apalmieri
- Date:
- 2016-02-25
- Revision:
- 3:e0efdb741bd4
- Parent:
- 0:aae2d6c2a9eb
- Child:
- 7:126b141a8c86
File content as of revision 3:e0efdb741bd4:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 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 "LEDService.h" DigitalOut actuatedLED(LED1, 0); const static char DEVICE_NAME[] = "LED"; static const uint16_t uuid16_list[] = {LEDService::LED_SERVICE_UUID}; LEDService *ledServicePtr; void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) { (void)params; BLE::Instance().gap().startAdvertising(); // restart advertising } /** * This callback allows the LEDService to receive updates to the ledState Characteristic. * * @param[in] params * Information about the characterisitc being updated. */ void onDataWrittenCallback(const GattWriteCallbackParams *params) { if ((params->handle == ledServicePtr->getValueHandle()) && (params->len == 1)) { actuatedLED = *(params->data); } } /** * This function is called when the ble initialization process has failled */ void onBleInitError(BLE &ble, ble_error_t error) { /* Initialization error handling should go here */ } /** * Callback triggered when the ble initialization process has finished */ void bleInitComplete(BLE::InitializationCompleteCallbackContext *params) { BLE& ble = params->ble; ble_error_t error = params->error; if (error != BLE_ERROR_NONE) { /* In case of error, forward the error handling to onBleInitError */ onBleInitError(ble, error); return; } /* Ensure that it is the default instance of BLE */ if(ble.getInstanceID() != BLE::DEFAULT_INSTANCE) { return; } ble.gap().onDisconnection(disconnectionCallback); ble.gattServer().onDataWritten(onDataWrittenCallback); bool initialValueForLEDCharacteristic = true; ledServicePtr = new LEDService(ble, initialValueForLEDCharacteristic); /* setup advertising */ ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); ble.gap().setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); ble.gap().setAdvertisingInterval(1000); /* 1000ms. */ ble.gap().startAdvertising(); while (true) { ble.waitForEvent(); } } int main(void) { BLE &ble = BLE::Instance(); ble.init(bleInitComplete); }