February 2015
Intermediate to advanced
200 pages
4h 48m
Japanese
Content preview from Bluetooth Low Energyをはじめよう
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137
SIG によって規定されたサービスと特性に関する情報をさらに必要とする人のた
めに、Bluetooth Developer Portalで は す べ て の 定 義 済 み サ ー ビ ス（ https://
developer.bluetooth.org/gatt/services/Pages/ServicesHome.aspx）
と 採 用 済 み 特 性（ https://developer.bluetooth.org/gatt/characteristics/
Pages/CharacteristicsHome.aspx）の完全なリストが提供されている。
リモート ペリフェラル の スキャン
最 初 に 、ま ず
CBCentralManager
のインスタンスをアロケートし、バッテリーレベルサー
ビスの BLEス キ ャ ン（ 022
ページの「アドバタイズとスキャン」を参照）操作を開始する必
要がある。
//
バッテリーレベルサービスの定義済み
BLE UUID
を利用
#define BATTERY_LEVEL_SERVICE_UUID 0x180f
#define DEVICE_INFO_SERVICE_UUID 0x180a
//
関 心 のあるサ ービス
UUID
の配列を作成
NSArray *services = @[[CBUUID UUIDWithString:BATTERY_LEVEL_SERVICE_UUID],
[CBUUID UUIDWithString:DEVICE_INFO_SERVICE_UUID]]; ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.