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Why does re-connection occur 2 times？ 0

Close Bluetooth in Iphone's settings when IOS/51822 is paired and connected normally. several seconds later, Open Bluetooth in the settings again, and observe the settings...

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Started over 10 years ago
by ziv
Not Answered

NRF_WDT: Not able to write to registers 0

Hi, I am trying to power off and/or disable a RR[0] with no success. I am Powering OFF the watchdog in main and then successfully POWERing ON in wdt_init but then I...

1202 views

0 replies

Started over 10 years ago
by Fab
Not Answered

Limit number of packets per connection event? 0

Is it possible when using the S110 softdevice to limit the maximum number of packets per connection event? I would like to reduce the maximum amount of time the CPU spends...

1083 views

0 replies

Started over 10 years ago
by Paolo D
Not Answered

ANTUSB-m Dongle not working with Windows 7 0

I am using nRF51422 Evaluation Kit with the latest silicon revision which comes with programmable softdevice. The kit also contains an ANT USB-m dongle. I have followed the...

695 views

0 replies

Started over 10 years ago
by Vamsi Talla
Not Answered

How to send & receive binary data from bluetooth? 0

I tried to do send & receive binary data from bluetooth in ios app. But i only can send & receive string or ASCII code data in my app, do you have any method or idea can...

1694 views

0 replies

Started over 10 years ago
by Michael Lin

Recent in Nordic blog

Analyzing power consumption in Thread Sleepy End Devices

MBaczmanski

The Thread protocol is a reliable, secure, and scalable solution for low-power IoT devices. One of the important aspects of its implementation is drawing as little power as possible. This ensures a long…
- 24 Aug 2023
Maximizing battery lifetime in cellular IoT: An analysis of eDRX, PSM, and AS-RAI

OmarKhalil

The introduction of NB-IoT (Narrowband IoT) and LTE-M (LTE for machine-type communication) revolutionized the landscape for IoT, making the 3GPP (3rd Generation Partnership Project) a key player in IoT…
- 9 Aug 2023
Persistent storage of keys and data using the nRF Connect SDK

Sigurd Hellesvik

One of the key benefits of the nRF Connect SDK is that it contains many drivers, libraries, and subsystems offering a comprehensive set of features, allowing developers to focus on their application and…
- 6 Jul 2023

Latest guides

Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015
Software Development Kit: Setting up the Timeslot API

Hung Bui

Setting up the Timeslot API When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…
- 27 Jul 2015
Software Development Kit: Radio Notification

Øyvind Karlsen

Radio Notification In this tutorial we will set up a beacon example and modify it to use radio notification. Then we will use radio notification to light a LED when the radio is transmitting. While this…
- 17 Jun 2015
Software Development Kit: Board support package (BSP)

Øyvind Karlsen

Board Support Package In this tutorial we will use the Board Support Package to control hardware peripherals on the nRF51 or nRF52 DK. Required tools Keil 5.20 nRF SDK 11 nRFgo Studio 1.21.…
- 8 Jun 2015
nRF5x: nRF51 series current consumption guide

Stefan Birnir Sverrisson

nRF51 Low power modes and power profiles documentation The low power modes for the nRF51 series are System On and System Off. You can read about them in the nRF51 Series Reference Manual v3.0 sections…
- 1 Jun 2015
Software Development Kit: Setting up device firmware update(DFU) on the nRF5 DK

Stian Røed Hafskjold

###Note: This tutorial is for the legacy DFU module included in SDK version 11 and earlier. To get started with the new DFU included in SDK 12 and above, please see the SDK documentation in the Infocenter…
- 1 Jun 2015