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Ultimate Guide to Apple's Core Bluetooth library

The Ultimate Guide to Apple’s Core Bluetooth

This article assumes you know the very basics of Bluetooth Low Energy (BLE) and iOS programming (including the delegation pattern for asynchronous calls common to many iOS native APIs), and is meant as a comprehensive guide to the ins and outs of iOS’s Core Bluetooth library. We will walk you through the major components of the API, including the basic steps for scanning, connecting to, and interacting with a BLE peripheral, plus common…
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Creating a BLE Peripheral with BlueZ

While I’m fairly well-versed in working with BLE on an embedded device, I have so far had little experience with using BLE at a higher level. To help remedy this, I underwent the task of creating a BLE peripheral running a GATT server on a…
Ultimate Guide to BLE and Android

The Ultimate Guide to Android Bluetooth Low Energy

With its ability to consume very little power yet still provide the connectivity to communicate with small devices, more and more people are looking to hop on the Bluetooth Low Energy (BLE) bandwagon for Android apps. Unfortunately, the Android…
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Maximizing BLE Throughput on iOS and Android

Still confused about how fast you can really send data over Bluetooth Low Energy? It's not just you. A google search will turn up many incomplete answers. Each OS and device has it’s own restrictions, such as connection interval and number of…
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How GAP and GATT Work

Bluetooth Low Energy (BLE) is a protocol developed by Bluetooth SIG that builds on the lessons learned from building lots of Bluetooth Classic devices. Compared to Bluetooth Classic, BLE consumes less power, requires less time and effort to…
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Testing Bluetooth Low Energy Devices

Bluetooth Low Energy is a new Bluetooth standard that is exciting for a couple reasons- it enables very low power battery applications, and it further opens the smartphone accessory market. LightBlue allows you to test and simulate Bluetooth Low…