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Can't connect directly after I exit our app by back key on phone
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Hi, My behavior is as follows Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic) Turn on my cell phone(Samsung Note3),scan my device...

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Started over 10 years ago
by Elliot.Chao
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Why do I use twi_hw_master.c can run on 2.4G, Bluetooth can not?
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Hello: I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...

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Started over 10 years ago
by bugg
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nRF51822 and nRF24L01+
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Hello! How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
- nrf51822 nrf24l01+ addre
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Started over 10 years ago
by Schuebbe
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uicr related doubts
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Hi all, i want to know answer related to following question 1)what is use of uicr? 2)if i place some value in uicr and then change the image,then is there will be change...
- bluetooth low energy
- nrf51822
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Started over 10 years ago
by renu
Not Answered
Master Control Panel doesn't work (python error).
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It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file: 0;13:45:18.9900 [MainThread...
- master control panel
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Started over 10 years ago
by Tim

Recent in Nordic blog

Step by Step Guide to Setup and Start Developing with the nRF51 DK and Keil

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The purpose of this blog is to provide a step by step guide to help a developer, starting off with the Nordic Semiconductor nRF51 DK, get the tools installed and get the software (SW) development environment…
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This post started as a question, but got the suggestion to post this as a blog post. Here it is. I have been trying to get QtCreator configured such that I can use it as my IDE for the nrf51822 on Mac…
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Latest guides

Peripherals And RF Test: Adding a Peripheral(SPI) to an NCS (version 1.x) Zephyr project

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Objectives Provide a brief primer to NCS and Zephyr Provide a quick-start guide to adding peripherals to an existing sample project Demonstrate running both foreground and background tasks within Zephyr…
- 21 Feb 2021
Getting started: How to add DFU support to your Thingy:91 project

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Note: From nRF Connect SDK v1.7.0 onwards, if you build for the thingy91_nrf9160_ns or thingy91_nrf52840, everything in this guide is already done automatically. Since that SDK release, the board files…
- 21 Jan 2021
Software: Enter the Multi-NUS: A Simple Wireless UART Network

matt.heins

If you’re thinking about building a network of sensors and you begin to survey the options, you’re likely to encounter a frothing sea of acronyms representing a variety of standards and protocols clamoring…
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Software and Protocols: nRF9160 DK: Offloading Bluetooth Low Energy related tasks to nRF52840 SoC

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Background Some time ago I was working on a project that involved communication between Bluetooth mesh and a home automation platform. The goal of this project was to enable control and observability of…
- 12 Jan 2021
Bluetooth low energy: How to update advertising data dynamically using BLE Advertising library

Karl Ylvisaker

Introduction The question of how to update advertising data dynamically using the BLE Advertising library has been raised many times by our forum-goers, especially after the release of nRF5 SDK v15.2.0…
- 6 Jan 2021
Software: Device Firmware Update (DFU) with MCUBoot bootloader

Mark Q

Purpose The purpose of this blog is to show how to create a Zephyr application that boots from the MCUBoot bootloader. We will also show how to update an application using the Device Firmware Update (DFU…
- 3 Nov 2020

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Can't connect directly after I exit our app by back key on phone View Voters Login to vote on this thread 0 Login to vote on this thread 0

Why do I use twi_hw_master.c can run on 2.4G, Bluetooth can not? View Voters Login to vote on this thread 0 Login to vote on this thread 0

nRF51822 and nRF24L01+ View Voters Login to vote on this thread 0 Login to vote on this thread 0

uicr related doubts View Voters Login to vote on this thread +1 Login to vote on this thread 0

Master Control Panel doesn't work (python error). View Voters Login to vote on this thread 0 Login to vote on this thread 0

Can't connect directly after I exit our app by back key on phone
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Why do I use twi_hw_master.c can run on 2.4G, Bluetooth can not?
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0

nRF51822 and nRF24L01+
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0

uicr related doubts
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Master Control Panel doesn't work (python error).
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0