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You're reading from  IoT Projects with Bluetooth Low Energy

Product typeBook
Published inAug 2017
PublisherPackt
ISBN-139781788399449
Edition1st Edition
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Author (1)
Madhur Bhargava
Madhur Bhargava
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Madhur Bhargava

Madhur Bhargava is specialized in Wireless and Mobile Computing from CDAC ACTS Pune, India. He started his career at Electronic Arts as a software engineer working on mobile games. He later addressed problems in personalized healthcare, leveraging the power of mobile and voice computing. He is proficient in various mobile/embedded technologies and strives to be a software generalist. He believes that good software is a result of talented individuals working together as a communicative team in an Agile manner. He likes to spend time with his family, read, and watch movies.
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Central Peripheral Architecture for BLE


As understanding of Bluetooth Low Energy architecture in terms of Central and Peripheral roles is essential to understand how Bluetooth Low Energy devices advertise and connect to each other.

A Central is a device, which scans for Bluetooth devices to connect and utilize the information hosted by them. Usually, Central devices are richer in terms of resources such as computing power compared to the Peripheral devices. Specific to the use case that we will describe in this chapter, the role of a Central will be played by a mobile phone (Android/iOS):

Figure 1: Central and Peripheral Roles in Bluetooth Low Energy; source: developer.apple.com

Peripherals, on the other hand, are devices, which advertise their presence, and it is by virtue of this advertisement that the Central knows that a Peripheral device is nearby and it can connect to enquire about its data. For this chapter, we will be using the following to act as peripherals:

  • A fitness tracker
  • A mobile...
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IoT Projects with Bluetooth Low Energy
Published in: Aug 2017Publisher: PacktISBN-13: 9781788399449

Author (1)

author image
Madhur Bhargava

Madhur Bhargava is specialized in Wireless and Mobile Computing from CDAC ACTS Pune, India. He started his career at Electronic Arts as a software engineer working on mobile games. He later addressed problems in personalized healthcare, leveraging the power of mobile and voice computing. He is proficient in various mobile/embedded technologies and strives to be a software generalist. He believes that good software is a result of talented individuals working together as a communicative team in an Agile manner. He likes to spend time with his family, read, and watch movies.
Read more about Madhur Bhargava