MouseScroll example from BLE_HID
Dependencies: BLE_API BLE_HID mbed nRF51822
This example is currently copied as-is from the github development repo.
mouse_scroll.cpp
- Committer:
- Jean-Philippe Brucker
- Date:
- 2016-04-03
- Revision:
- 4:8fb54802ba2b
- Parent:
- 1:0a97297327eb
File content as of revision 4:8fb54802ba2b:
/* mbed Microcontroller Library * Copyright (c) 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 "MouseService.h" #include "examples_common.h" /* * Simplest use of MouseService: scroll up and down when buttons are pressed * To do that, we change wheel speed in HID reports when a button is pushed, * and reset it to 0 when it is released. */ BLE ble; MouseService *mouseServicePtr; static const char DEVICE_NAME[] = "TrivialMouse"; static const char SHORT_DEVICE_NAME[] = "mouse0"; DigitalOut waiting_led(LED1); DigitalOut connected_led(LED2); InterruptIn button1(BUTTON1); InterruptIn button2(BUTTON2); void button1_down() { mouseServicePtr->setSpeed(0, 0, 1); } void button1_up() { mouseServicePtr->setSpeed(0, 0, 0); } void button2_down() { mouseServicePtr->setSpeed(0, 0, -1); } void button2_up() { mouseServicePtr->setSpeed(0, 0, 0); } static void onDisconnect(const Gap::DisconnectionCallbackParams_t *params) { HID_DEBUG("disconnected\r\n"); connected_led = 0; ble.gap().startAdvertising(); // restart advertising } static void onConnect(const Gap::ConnectionCallbackParams_t *params) { HID_DEBUG("connected\r\n"); waiting_led = 0; } static void waiting() { if (!mouseServicePtr->isConnected()) waiting_led = !waiting_led; else connected_led = !connected_led; } int main() { Ticker heartbeat; button1.rise(button1_up); button1.fall(button1_down); button2.rise(button2_up); button2.fall(button2_down); HID_DEBUG("initialising ticker\r\n"); heartbeat.attach(waiting, 1); HID_DEBUG("initialising ble\r\n"); ble.init(); ble.gap().onDisconnection(onDisconnect); ble.gap().onConnection(onConnect); initializeSecurity(ble); HID_DEBUG("adding hid service\r\n"); MouseService mouseService(ble); mouseServicePtr = &mouseService; HID_DEBUG("adding dev info and battery service\r\n"); initializeHOGP(ble); HID_DEBUG("setting up gap\r\n"); ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MOUSE); ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (const uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME, (const uint8_t *)SHORT_DEVICE_NAME, sizeof(SHORT_DEVICE_NAME)); ble.gap().setDeviceName((const uint8_t *)DEVICE_NAME); HID_DEBUG("advertising\r\n"); ble.gap().startAdvertising(); while (true) { ble.waitForEvent(); } }