mamont mamont / Mbed OS nrf52840_mdk_ble_button

nrf52840-mdk

ButtonService.h@0:e8b2929feaea, 2020-06-05 (annotated)

Committer:
mamont090671
Date:
Fri Jun 05 14:20:12 2020 +0000
Revision:
0:e8b2929feaea
nrf52840-mdk

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mamont090671 0:e8b2929feaea 1 /* mbed Microcontroller Library
mamont090671 0:e8b2929feaea 2 * Copyright (c) 2006-2013 ARM Limited
mamont090671 0:e8b2929feaea 3 *
mamont090671 0:e8b2929feaea 4 * Licensed under the Apache License, Version 2.0 (the "License");
mamont090671 0:e8b2929feaea 5 * you may not use this file except in compliance with the License.
mamont090671 0:e8b2929feaea 6 * You may obtain a copy of the License at
mamont090671 0:e8b2929feaea 7 *
mamont090671 0:e8b2929feaea 8 * http://www.apache.org/licenses/LICENSE-2.0
mamont090671 0:e8b2929feaea 9 *
mamont090671 0:e8b2929feaea 10 * Unless required by applicable law or agreed to in writing, software
mamont090671 0:e8b2929feaea 11 * distributed under the License is distributed on an "AS IS" BASIS,
mamont090671 0:e8b2929feaea 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mamont090671 0:e8b2929feaea 13 * See the License for the specific language governing permissions and
mamont090671 0:e8b2929feaea 14 * limitations under the License.
mamont090671 0:e8b2929feaea 15 */
mamont090671 0:e8b2929feaea 16
mamont090671 0:e8b2929feaea 17 #ifndef __BLE_BUTTON_SERVICE_H__
mamont090671 0:e8b2929feaea 18 #define __BLE_BUTTON_SERVICE_H__
mamont090671 0:e8b2929feaea 19
mamont090671 0:e8b2929feaea 20 class ButtonService {
mamont090671 0:e8b2929feaea 21 public:
mamont090671 0:e8b2929feaea 22 const static uint16_t BUTTON_SERVICE_UUID = 0xA000;
mamont090671 0:e8b2929feaea 23 const static uint16_t BUTTON_STATE_CHARACTERISTIC_UUID = 0xA001;
mamont090671 0:e8b2929feaea 24
mamont090671 0:e8b2929feaea 25 ButtonService(BLE &_ble, bool buttonPressedInitial) :
mamont090671 0:e8b2929feaea 26 ble(_ble), buttonState(BUTTON_STATE_CHARACTERISTIC_UUID, &buttonPressedInitial, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY)
mamont090671 0:e8b2929feaea 27 {
mamont090671 0:e8b2929feaea 28 GattCharacteristic *charTable[] = {&buttonState};
mamont090671 0:e8b2929feaea 29 GattService buttonService(ButtonService::BUTTON_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
mamont090671 0:e8b2929feaea 30 ble.gattServer().addService(buttonService);
mamont090671 0:e8b2929feaea 31 }
mamont090671 0:e8b2929feaea 32
mamont090671 0:e8b2929feaea 33 void updateButtonState(bool newState) {
mamont090671 0:e8b2929feaea 34 ble.gattServer().write(buttonState.getValueHandle(), (uint8_t *)&newState, sizeof(bool));
mamont090671 0:e8b2929feaea 35 }
mamont090671 0:e8b2929feaea 36
mamont090671 0:e8b2929feaea 37 private:
mamont090671 0:e8b2929feaea 38 BLE &ble;
mamont090671 0:e8b2929feaea 39 ReadOnlyGattCharacteristic<bool> buttonState;
mamont090671 0:e8b2929feaea 40 };
mamont090671 0:e8b2929feaea 41
mamont090671 0:e8b2929feaea 42 #endif /* #ifndef __BLE_BUTTON_SERVICE_H__ */