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related to threads 0

Hi all, i want to establish connection between two threads in cmsis-rtos, can i use 1) semaphore to do this? 2)message queue should be used or any other ipcs can be...
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Started over 12 years ago
by user4125
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Data transfer rate by serialization 0

Hi, I have two CPU in our product. (STM32F2 and Nordic nrf51422). I use serialization function to link those two CPU(refer to ble_s110_serialization sample) But I find...

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Started over 12 years ago
by user2920
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Can't connect directly after I exit our app by back key on phone 0

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 12 years ago
by user2920
Not Answered

Why do I use twi_hw_master.c can run on 2.4G, Bluetooth can not? 0

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 12 years ago
by user3262
Not Answered
nRF51822 and nRF24L01+ 0

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 12 years ago
by user4158

Recent in Nordic blog

Accessing the SoftDevice API from Python with pc-ble-driver-py

user2161

A new tool from Nordic has been released, pc-ble-driver-py, which allows Python developers to access the full SoftDevice 2.x.x API from a Python application. Update: Raspberry Pi unofficial build available…
- 23 Jun 2016
NFC tag antenna tuning

user2103

NFC principle A NFC system consists of two devices, an active and a passive device. The active device is powered, and induces a magnetic field with a coil inductor antenna. When the passive device is placed…
- 20 Jun 2016
NRF52 debugging with QtCreator on Windows

user13568

Hello I succeeded to configure QtCreator toolchain to compile and debug my NRF52 board. So I wanted to share. I use my own Makefile to compile everything so I will focus here on how to run a debug session…
- 17 Jun 2016

Latest guides

Hardware design, test and measurement: nRF52832 Specific PCB Guidelines

user9102

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52832. It is intended as a nRF52832 specific addition to the General PCB design guidelines for…
- 10 Jun 2020
Hardware design, RF test and coverage: iBasis eSIM International Coverage Update

user2124

Since Nordic Semiconductor announced that it has partnered with one of the world’s largest international cellular carriers, iBASIS, to use nRF9160 System-in-Package (SiP) module and to include an iBasis…
- 4 Jun 2020
Getting started: Getting NB-IoT Demo running on Thingy:91

user89293

The Nordic Thingy:91 is a cellular IoT prototyping platform. It is based on the nRF9160 System-in-Package (SiP). The nRF9160 has an integrated modem that supports both LTE-M and NB-IoT. The factory programmed…
- 29 May 2020
Hardware design, RF test and coverage: Using nRF9160 against R&S CMW500 (or CMW290) in signalling callbox mode

user89029

This blog clarifies what are the basic requirements when nRF9160 is used in signalling/RF testing against R&S CMW290/500 test setups. Setting up: The RF attenuations can be modified from RF settings->RF…
- 31 Mar 2020
Bluetooth low energy: Mocking CoreBluetooth

user3284

CoreBluetooth is the native iOS framework to communicate with Bluetooth-enabled Low Power (LE) devices, except iBeacons (which require CoreLocation) and HomeKit devices. It is easy to start with, if one…
- 9 Mar 2020
Getting Started : Build NCS application firmware images using Docker

user24652

How to compile a NCS application using Docker so you don't need to install dependencies directly in your system.
- 17 Feb 2020