ST / Mbed 2 deprecated BLE_BatteryLevel_IDB0XA1

An example of creating and updating a simple GATT Service using the BLE_API

Dependencies:   BLE_API X_NUCLEO_IDB0XA1 mbed

main.cpp@0:dbff48b4070b, 2015-09-22 (annotated)

Committer:
screamer
Date:
Tue Sep 22 19:01:03 2015 +0000
Revision:
0:dbff48b4070b
Child:
1:c81543a36d05
Initial revision

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 0:dbff48b4070b 1 /* mbed Microcontroller Library
screamer 0:dbff48b4070b 2 * Copyright (c) 2006-2014 ARM Limited
screamer 0:dbff48b4070b 3 *
screamer 0:dbff48b4070b 4 * Licensed under the Apache License, Version 2.0 (the "License");
screamer 0:dbff48b4070b 5 * you may not use this file except in compliance with the License.
screamer 0:dbff48b4070b 6 * You may obtain a copy of the License at
screamer 0:dbff48b4070b 7 *
screamer 0:dbff48b4070b 8 * http://www.apache.org/licenses/LICENSE-2.0
screamer 0:dbff48b4070b 9 *
screamer 0:dbff48b4070b 10 * Unless required by applicable law or agreed to in writing, software
screamer 0:dbff48b4070b 11 * distributed under the License is distributed on an "AS IS" BASIS,
screamer 0:dbff48b4070b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
screamer 0:dbff48b4070b 13 * See the License for the specific language governing permissions and
screamer 0:dbff48b4070b 14 * limitations under the License.
screamer 0:dbff48b4070b 15 */
screamer 0:dbff48b4070b 16
screamer 0:dbff48b4070b 17 #include "mbed.h"
screamer 0:dbff48b4070b 18 #include "BLE.h"
screamer 0:dbff48b4070b 19 #include "BatteryService.h"
screamer 0:dbff48b4070b 20
screamer 0:dbff48b4070b 21 BLE ble;
screamer 0:dbff48b4070b 22
screamer 0:dbff48b4070b 23 DigitalOut led1(LED1, 1);
screamer 0:dbff48b4070b 24 Ticker t;
screamer 0:dbff48b4070b 25
screamer 0:dbff48b4070b 26 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
screamer 0:dbff48b4070b 27 {
screamer 0:dbff48b4070b 28 printf("Disconnected handle %u!\n\r", handle);
screamer 0:dbff48b4070b 29 printf("Restarting the advertising process\n\r");
screamer 0:dbff48b4070b 30 ble.startAdvertising();
screamer 0:dbff48b4070b 31 }
screamer 0:dbff48b4070b 32
screamer 0:dbff48b4070b 33 void blink(void)
screamer 0:dbff48b4070b 34 {
screamer 0:dbff48b4070b 35 led1 = !led1;
screamer 0:dbff48b4070b 36 }
screamer 0:dbff48b4070b 37
screamer 0:dbff48b4070b 38 int main(void)
screamer 0:dbff48b4070b 39 {
screamer 0:dbff48b4070b 40 uint8_t batteryLevel = 50;
screamer 0:dbff48b4070b 41 t.attach(blink, 1.0f);
screamer 0:dbff48b4070b 42
screamer 0:dbff48b4070b 43 printf("Initialising\n\r");
screamer 0:dbff48b4070b 44
screamer 0:dbff48b4070b 45 ble.init();
screamer 0:dbff48b4070b 46 ble.onDisconnection(disconnectionCallback);
screamer 0:dbff48b4070b 47
screamer 0:dbff48b4070b 48 BatteryService batteryService(ble, batteryLevel);
screamer 0:dbff48b4070b 49
screamer 0:dbff48b4070b 50 /* setup advertising */
screamer 0:dbff48b4070b 51 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
screamer 0:dbff48b4070b 52 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
screamer 0:dbff48b4070b 53 ble.setAdvertisingInterval(1000); /* 1000ms; in multiples of 0.625ms. */
screamer 0:dbff48b4070b 54 ble.startAdvertising();
screamer 0:dbff48b4070b 55
screamer 0:dbff48b4070b 56 while (true) {
screamer 0:dbff48b4070b 57 ble.waitForEvent(); // this will return upon any system event (such as an interrupt or a ticker wakeup)
screamer 0:dbff48b4070b 58
screamer 0:dbff48b4070b 59 // the magic battery processing
screamer 0:dbff48b4070b 60 batteryLevel++;
screamer 0:dbff48b4070b 61 if (batteryLevel > 100) {
screamer 0:dbff48b4070b 62 batteryLevel = 20;
screamer 0:dbff48b4070b 63 }
screamer 0:dbff48b4070b 64
screamer 0:dbff48b4070b 65 batteryService.updateBatteryLevel(batteryLevel);
screamer 0:dbff48b4070b 66 }
screamer 0:dbff48b4070b 67 }
screamer 0:dbff48b4070b 68