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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
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 12 years ago
by user2920
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 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...

840 views

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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

Fast Updates of User Code on nrf51822 with bluz

user4235

Bluetooth LE is not a fast wireless protocol, transfer speeds are usually measured in single-digit to low tens of kilobytes per second. This is generally not an issue unless large amounts of data need…
- 13 Apr 2016
SkyenLab initial hardware design

user13036

PCB Design Abstract: The SkyenLab Bluetooth module was developed using the nrf51422 QFN48 QFAC reference design as well as help from the Nordic Semiconductor support portal and white papers. A proof…
- 5 Apr 2016
SkyenLab scope and product development - Part 1

user13036

Our Project This post is to clarify team SkyenLab’s scope for satisfying the senior design class requirements and Nordic Semiconductor requirements during the first semester (Aug. 2015 - Dec. 2015) of…
- 5 Apr 2016

Latest guides

Software and Protocols: How to connect nRF9160 DK to Google Cloud

user92402

This project was originally made in an outdated version of NCS, but it has now been updated to NCS v1.5.0. The instructions are the same as before, but the code is different. Disclaimer: This is a student…
- 17 Jul 2019
Mesh Networks: Automating Nordic BLE Mesh Provisioning

user17370

Purpose This document will show how to automate the provisioning process for Nordic BLE Mesh nodes using Python scripting. When provisioning nodes using PyACI (Python Application Controller Interface)…
- 8 Jul 2019
Bluetooth low energy: MIDI over Bluetooth LE

user2982

I implemented parts of the BLE-MIDI service along with a small example application. I wanted to share it here on the blog, in case someone would find it useful. The intended audience is primarily someone…
- 30 Jun 2019
Mesh Networks: Thread Tutorial: Practical guide for device upgrade OTA

user73423

This getting started guide is meant as a more detailed practical guide for the Thread Secure DFU Example found on Infocenter which demonstrates upgrade of firmware over the air (OTA). For any questions…
- 7 Jun 2019
Hardware design, RF test and coverage: Measuring PSM idle current on the nRF91 DK

Stian Røed Hafskjold

New updated guide can be found here: Getting started with current measurements on the nRF9160 Or Please follow the official documentation when using v1.0.0 of the DK: - Prepare the board for measureme…
- 28 May 2019
Mesh Networks: Zigbee Tutorial: Practical guide for device upgrade OTA

user73423

This getting started guide is meant as a more detailed practical guide for the Zigbee OTA (Over the Air) Upgrade Client Example found on Infocenter. If you have any questions regarding Zigbee or Zigbee…
- 27 May 2019