Questions tagged [bluetooth-low-energy]

For questions related to the use of a Bluetooth Low Energy (BLE) wireless personal area network in IoT devices.

Use this tag for questions that are about Bluetooth Low Energy (also known as BLE, or Bluetooth LE).

Consider the question check list if your question fits the tag. You can also look at the example questions. If this tag doesn't fit your question have a look below at somehow related tags that might fit your question better.

Question checklist

  • Is the question about the low energy version of Bluetooth in particular?
  • Is the question primarily about Bluetooth Low Energy's applications to IoT devices?

Example questions

Not what you are looking for?

  • Use for general questions about the Bluetooth protocol.
54 questions
7
votes
1 answer

Rapid pairing of Bluetooth low energy interface

I'm looking at making a remote control for a custom IoT device using Bluetooth low energy (BLE) and I want the battery in the remote to last a very long time (primary battery, non rechargeable) so I don't want the remote to draw power (at all)…
Josh Wales
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3
votes
1 answer

Unable to receive response to AT commands after switching from data mode to command mode

I am having issues with receiving the response to the AT commands from the NINA after switching from data mode to back to command mode. I used the "ATS2?" command to check the escape character and received just a single 43(DEC) as a response which…
2
votes
1 answer

How to set up the Timeslot API for AES-CCM peripheral use

I am using a nordic BLE SOC: nrf52 dk, along with s130 and sdk 14.2.0 I want to secure an advertised BLE packet with AES CCM encryption. The board contains a co-processor for AES calculation that is not accessible while using the soft device that I…
Abyr
  • 105
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2
votes
0 answers

BLE advertising packet formation using nordic stack

I am working on A BLE beacon application to advertise data. I am using nordic nrf52 Development kit and nordic sdk s132. I am starting from the beacon exapmle provided by nordic. My question is how is the packet format of the message generated by…
Abyr
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2
votes
0 answers

CRC-24 calculation method validation

I am working on a BLE Beacon application and to generate the packet to be advertised I need to calculate a 24-bits CRC value out of the BLE header, source access and the payload. In the official specification of Bluetooth I found the following…
Abyr
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1
vote
0 answers

Should I make a custom bootloader?

I'm on a project where I'll use a BLE chip and I saw I can craft a custom bootloader. I don't think I'll need to make a custom one because it's just going to be a bridge to other chips (but aren't all bluetooth systems like this?) Q: How do I know…
Jacques R
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0
votes
0 answers

How do I detect button presses from a ble device?

I've been working on an app in flutter that connects to a ble device and responds to button presses from the device. I've tried various packages and frameworks and none works. I decided to try nrf connect to test the devices and it connects to a all…
0
votes
0 answers

NINA B1 firmware update from 3.0.1.1 to 4.0.0

I try to update many time with no success. I am having error in loading the NINA-B11X-BOOT3.0.1.zip using UART. Any of you found a solution?
Daniele
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