Jean-Philippe Brucker / Mbed 2 deprecated BLE_HID_MouseScrollDemo

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Dependencies:   BLE_API BLE_HID mbed nRF51822

mouse_scroll.cpp@1:0a97297327eb, 2015-10-07 (annotated)

Committer:
Jean-Philippe Brucker
Date:
Wed Oct 07 11:54:17 2015 +0100
Revision:
1:0a97297327eb
Child:
4:8fb54802ba2b
Update to version 0.1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jean-Philippe Brucker 1:0a97297327eb 1 /* mbed Microcontroller Library
Jean-Philippe Brucker 1:0a97297327eb 2 * Copyright (c) 2015 ARM Limited
Jean-Philippe Brucker 1:0a97297327eb 3 *
Jean-Philippe Brucker 1:0a97297327eb 4 * Licensed under the Apache License, Version 2.0 (the "License");
Jean-Philippe Brucker 1:0a97297327eb 5 * you may not use this file except in compliance with the License.
Jean-Philippe Brucker 1:0a97297327eb 6 * You may obtain a copy of the License at
Jean-Philippe Brucker 1:0a97297327eb 7 *
Jean-Philippe Brucker 1:0a97297327eb 8 * http://www.apache.org/licenses/LICENSE-2.0
Jean-Philippe Brucker 1:0a97297327eb 9 *
Jean-Philippe Brucker 1:0a97297327eb 10 * Unless required by applicable law or agreed to in writing, software
Jean-Philippe Brucker 1:0a97297327eb 11 * distributed under the License is distributed on an "AS IS" BASIS,
Jean-Philippe Brucker 1:0a97297327eb 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Jean-Philippe Brucker 1:0a97297327eb 13 * See the License for the specific language governing permissions and
Jean-Philippe Brucker 1:0a97297327eb 14 * limitations under the License.
Jean-Philippe Brucker 1:0a97297327eb 15 */
Jean-Philippe Brucker 1:0a97297327eb 16
Jean-Philippe Brucker 1:0a97297327eb 17 #include "mbed.h"
Jean-Philippe Brucker 1:0a97297327eb 18
Jean-Philippe Brucker 1:0a97297327eb 19 #include "ble/BLE.h"
Jean-Philippe Brucker 1:0a97297327eb 20 #include "MouseService.h"
Jean-Philippe Brucker 1:0a97297327eb 21
Jean-Philippe Brucker 1:0a97297327eb 22 #include "examples_common.h"
Jean-Philippe Brucker 1:0a97297327eb 23 /*
Jean-Philippe Brucker 1:0a97297327eb 24 * Simplest use of MouseService: scroll up and down when buttons are pressed
Jean-Philippe Brucker 1:0a97297327eb 25 * To do that, we change wheel speed in HID reports when a button is pushed,
Jean-Philippe Brucker 1:0a97297327eb 26 * and reset it to 0 when it is released.
Jean-Philippe Brucker 1:0a97297327eb 27 */
Jean-Philippe Brucker 1:0a97297327eb 28
Jean-Philippe Brucker 1:0a97297327eb 29 BLE ble;
Jean-Philippe Brucker 1:0a97297327eb 30
Jean-Philippe Brucker 1:0a97297327eb 31 MouseService *mouseServicePtr;
Jean-Philippe Brucker 1:0a97297327eb 32 static const char DEVICE_NAME[] = "TrivialMouse";
Jean-Philippe Brucker 1:0a97297327eb 33 static const char SHORT_DEVICE_NAME[] = "mouse0";
Jean-Philippe Brucker 1:0a97297327eb 34
Jean-Philippe Brucker 1:0a97297327eb 35 DigitalOut waiting_led(LED1);
Jean-Philippe Brucker 1:0a97297327eb 36 DigitalOut connected_led(LED2);
Jean-Philippe Brucker 1:0a97297327eb 37
Jean-Philippe Brucker 1:0a97297327eb 38 InterruptIn button1(BUTTON1);
Jean-Philippe Brucker 1:0a97297327eb 39 InterruptIn button2(BUTTON2);
Jean-Philippe Brucker 1:0a97297327eb 40
Jean-Philippe Brucker 1:0a97297327eb 41 void button1_down() {
Jean-Philippe Brucker 1:0a97297327eb 42 mouseServicePtr->setSpeed(0, 0, 1);
Jean-Philippe Brucker 1:0a97297327eb 43 }
Jean-Philippe Brucker 1:0a97297327eb 44
Jean-Philippe Brucker 1:0a97297327eb 45 void button1_up() {
Jean-Philippe Brucker 1:0a97297327eb 46 mouseServicePtr->setSpeed(0, 0, 0);
Jean-Philippe Brucker 1:0a97297327eb 47 }
Jean-Philippe Brucker 1:0a97297327eb 48
Jean-Philippe Brucker 1:0a97297327eb 49 void button2_down() {
Jean-Philippe Brucker 1:0a97297327eb 50 mouseServicePtr->setSpeed(0, 0, -1);
Jean-Philippe Brucker 1:0a97297327eb 51 }
Jean-Philippe Brucker 1:0a97297327eb 52
Jean-Philippe Brucker 1:0a97297327eb 53 void button2_up() {
Jean-Philippe Brucker 1:0a97297327eb 54 mouseServicePtr->setSpeed(0, 0, 0);
Jean-Philippe Brucker 1:0a97297327eb 55 }
Jean-Philippe Brucker 1:0a97297327eb 56
Jean-Philippe Brucker 1:0a97297327eb 57
Jean-Philippe Brucker 1:0a97297327eb 58 static void onDisconnect(const Gap::DisconnectionCallbackParams_t *params)
Jean-Philippe Brucker 1:0a97297327eb 59 {
Jean-Philippe Brucker 1:0a97297327eb 60 HID_DEBUG("disconnected\r\n");
Jean-Philippe Brucker 1:0a97297327eb 61 connected_led = 0;
Jean-Philippe Brucker 1:0a97297327eb 62
Jean-Philippe Brucker 1:0a97297327eb 63 ble.gap().startAdvertising(); // restart advertising
Jean-Philippe Brucker 1:0a97297327eb 64 }
Jean-Philippe Brucker 1:0a97297327eb 65
Jean-Philippe Brucker 1:0a97297327eb 66 static void onConnect(const Gap::ConnectionCallbackParams_t *params)
Jean-Philippe Brucker 1:0a97297327eb 67 {
Jean-Philippe Brucker 1:0a97297327eb 68 HID_DEBUG("connected\r\n");
Jean-Philippe Brucker 1:0a97297327eb 69 waiting_led = 0;
Jean-Philippe Brucker 1:0a97297327eb 70 }
Jean-Philippe Brucker 1:0a97297327eb 71
Jean-Philippe Brucker 1:0a97297327eb 72 static void waiting() {
Jean-Philippe Brucker 1:0a97297327eb 73 if (!mouseServicePtr->isConnected())
Jean-Philippe Brucker 1:0a97297327eb 74 waiting_led = !waiting_led;
Jean-Philippe Brucker 1:0a97297327eb 75 else
Jean-Philippe Brucker 1:0a97297327eb 76 connected_led = !connected_led;
Jean-Philippe Brucker 1:0a97297327eb 77 }
Jean-Philippe Brucker 1:0a97297327eb 78
Jean-Philippe Brucker 1:0a97297327eb 79 int main()
Jean-Philippe Brucker 1:0a97297327eb 80 {
Jean-Philippe Brucker 1:0a97297327eb 81 Ticker heartbeat;
Jean-Philippe Brucker 1:0a97297327eb 82
Jean-Philippe Brucker 1:0a97297327eb 83 button1.rise(button1_up);
Jean-Philippe Brucker 1:0a97297327eb 84 button1.fall(button1_down);
Jean-Philippe Brucker 1:0a97297327eb 85 button2.rise(button2_up);
Jean-Philippe Brucker 1:0a97297327eb 86 button2.fall(button2_down);
Jean-Philippe Brucker 1:0a97297327eb 87
Jean-Philippe Brucker 1:0a97297327eb 88 HID_DEBUG("initialising ticker\r\n");
Jean-Philippe Brucker 1:0a97297327eb 89
Jean-Philippe Brucker 1:0a97297327eb 90 heartbeat.attach(waiting, 1);
Jean-Philippe Brucker 1:0a97297327eb 91
Jean-Philippe Brucker 1:0a97297327eb 92 HID_DEBUG("initialising ble\r\n");
Jean-Philippe Brucker 1:0a97297327eb 93 ble.init();
Jean-Philippe Brucker 1:0a97297327eb 94
Jean-Philippe Brucker 1:0a97297327eb 95 ble.gap().onDisconnection(onDisconnect);
Jean-Philippe Brucker 1:0a97297327eb 96 ble.gap().onConnection(onConnect);
Jean-Philippe Brucker 1:0a97297327eb 97
Jean-Philippe Brucker 1:0a97297327eb 98 initializeSecurity(ble);
Jean-Philippe Brucker 1:0a97297327eb 99
Jean-Philippe Brucker 1:0a97297327eb 100 HID_DEBUG("adding hid service\r\n");
Jean-Philippe Brucker 1:0a97297327eb 101
Jean-Philippe Brucker 1:0a97297327eb 102 MouseService mouseService(ble);
Jean-Philippe Brucker 1:0a97297327eb 103 mouseServicePtr = &mouseService;
Jean-Philippe Brucker 1:0a97297327eb 104
Jean-Philippe Brucker 1:0a97297327eb 105 HID_DEBUG("adding dev info and battery service\r\n");
Jean-Philippe Brucker 1:0a97297327eb 106 initializeHOGP(ble);
Jean-Philippe Brucker 1:0a97297327eb 107
Jean-Philippe Brucker 1:0a97297327eb 108 HID_DEBUG("setting up gap\r\n");
Jean-Philippe Brucker 1:0a97297327eb 109 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::MOUSE);
Jean-Philippe Brucker 1:0a97297327eb 110 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME,
Jean-Philippe Brucker 1:0a97297327eb 111 (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
Jean-Philippe Brucker 1:0a97297327eb 112 ble.gap().accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
Jean-Philippe Brucker 1:0a97297327eb 113 (uint8_t *)SHORT_DEVICE_NAME, sizeof(SHORT_DEVICE_NAME));
Jean-Philippe Brucker 1:0a97297327eb 114
Jean-Philippe Brucker 1:0a97297327eb 115 HID_DEBUG("advertising\r\n");
Jean-Philippe Brucker 1:0a97297327eb 116 ble.gap().startAdvertising();
Jean-Philippe Brucker 1:0a97297327eb 117
Jean-Philippe Brucker 1:0a97297327eb 118 while (true) {
Jean-Philippe Brucker 1:0a97297327eb 119 ble.waitForEvent();
Jean-Philippe Brucker 1:0a97297327eb 120 }
Jean-Philippe Brucker 1:0a97297327eb 121 }