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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 10 years ago
by renu
Not Answered

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 10 years ago
by Elliot.Chao
Not Answered

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 10 years ago
by Elliot.Chao
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...

1088 views

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Started over 10 years ago
by bugg
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 10 years ago
by Schuebbe

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

nRF5x: nRF52805 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52805. It is intended as a nRF52805 specific addition to the General PCB design guidelines for…
- 18 Jun 2020
Getting Started: Developing for the nRF52805 with nRF5 SDK

bjorn-spockeli

Introduction The nRF52805 SoC is a low-cost member of the nRF52 Series with a subset of the features of the nRF52811 and nRF52810 SoCs. As the nRF52805 has a feature subset of the nRF52810/11 SoCs, which…
- 11 Jun 2020
nRF5x: nRF52832 Specific PCB Guidelines

Andreas

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

Brian Kim

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

Christian Kurz

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
Bluetooth low energy: Mocking CoreBluetooth

Aleksander Nowakowski

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