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Bluetooth 5 speed: How to achieve maximum throughput for your BLE application

By Mohammad Afaneh | |

Introduction In this second post in the series on Bluetooth 5, we cover the new feature of improved 2x speed along with a general overview of throughput for a BLE application (the previous post went over Bluetooth 5’s new features in general and more specifically covered the increased advertisement capacity feature). First, we need to understand that the speeds advertised (1 Mbps and the new 2 Mbps) are only theoretical and are cut down when it comes down to application throughput. This is due to multiple reasons which we’ll go over in the next section. The Bluetooth 5 “2x speed”…

Bluetooth 5 Advertisements: Everything you need to know

By Mohammad Afaneh | |

You’ve probably heard so much about the recently released Bluetooth 5. You’ve seen all the hype on 2x Speed, 4x Range, and 8x Advertising data increase capabilities. But what does this all mean?? How does it achieve all these improvements? Is it really possible to achieve all these simultaneously?? What about power consumption? How is that affected? Look: There was so much media hype surrounding the release of Bluetooth 5, and lots of conflicting information with very few details. Many media articles made it sound like you can achieve all these simultaneously! In this first post of a series on Bluetooth…

Bluetooth GATT: How to Design Custom Services & Characteristics [MIDI device use case]

By Mohammad Afaneh | |
BLE MIDI Device - GATT Example

You’re probably aware that adding Bluetooth Low Energy (BLE) to your device is one of the best ways to achieve a great user experience for your IoT device. Why is that, you may ask? Well, because adding BLE allows your device to be connectable from a smartphone app. And we can all agree that smartphone apps have become very familiar to end-users and are very user-friendly. However, designing BLE devices can be a confusing process! You’re probably thinking: “Where do I even start?” The one thing I wish I had when I started developing for BLE is more resources that…

Getting started with Bluetooth Low Energy: Five action steps

By Mohammad Afaneh | |

If you’re just getting started with Bluetooth Low Energy (BLE), just looking to learn more about it, or exploring different ways to stay up-to-date then read on. Here are a few steps to get you started: Sign up for my FREE 7-day BLE email crash course: most books out there on the topic of Bluetooth Low Energy are pretty dated! Before committing to a book, I recommend signing up for my free email course. First of all, it’s 100% FREE, and it will get teach you all the basics of Bluetooth Low Energy that you’d spend hours to find elsewhere (including…

The complete nRF52 Mac development tutorial

By Mohammad Afaneh | |

[Update] I’ve published a more up-to-date version of this blog post that covers all three major operating systems (macOS, Windows, and Linux) using a different IDE. Check it out here: The complete cross-platform nRF development tutorial Today’s tutorial focuses on setting up the environment for nRF52 Mac development and debugging for Bluetooth Low Energy applications. Specifically, I will be using the new Nordic nRF52840 Preview Development Kit board that supports the enhanced features of Bluetooth 5 (including longer range, bigger advertisements and increased speed). A few notes about the setup/environment as well as the goals of this tutorial: We’ll be running on macOS…

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