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BLE USB powered OEM dongle with nRF51822 0

We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software. It would need to come complete with casing and the ability...
- usb dongle ble nrf51822
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Started over 10 years ago
by Chris
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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...
882 views

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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...

696 views

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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...

487 views

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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

0 replies

Started over 10 years ago
by bugg

Recent in Nordic blog

Atomwear - Micro, Modularized, Open source, Nordic based Wearable BLE project, expecting your support on Kickstarter

giayee

Atomwear is a micro, modularized, open source, wearable BLE device for DIYers. It makes any BLE(Bluetooth Low Energy) projects easier Overview - What’s the Atomwear? Atomwear is a BLE product based…
- 26 Jul 2014
Recover the nRF51 when nrjprog and nRFGo Studio couldn't

Hung Bui

You may have a nRF51 chip that is "bricked" and both nRFGo Studio and nrfjprog recover option doesn't work. You can try to use J-link Commander to recover. In some case, J-link Commander showed that it…
- 21 Jul 2014
nRF51 SDK v6.0.0 bug report and temporary workarounds

Hung Bui

I created this blog post to document the bugs reported on nRF51 SDK v6.0.0 The workaround for each bug would also be provided here as a temporary solution before the bug is fixed in the future release…
- 16 Jul 2014

Latest guides

Software and Protocols: Automating nRF91 TLS credential management via serial port AT commands

Daniel Veilleux

I have spent a bit of time recently experimenting with different TLS credential configurations using nRF91-DKs. Eventually I got to the point where I wanted to do things like swap out the certificates…
- 10 Jan 2020
Getting started: nRF Connect for Cloud Certificate Update

Joakim

The content of this guide is now covered in the documentation on nrf Connect SDK documentation page.For the most up-to-date instruction to Update Cloud Certificate please follow this link.
- 27 Sep 2019
Getting started: Thingy:91 Firmware Update using MCUboot

Joakim

The nRF Connect Programmer application now also supports MCUboot! Follow these steps to update through the programmer application or the following guide for the command line alternative. This guide shows…
- 23 Sep 2019
Bluetooth low energy: Concurrent Advertising

Håvard

I have been asked several times about variations of the following advertising scenario, so I decided to make a blog post that I can refer to, and hope it might prove useful for others out there that are…
- 9 Sep 2019
Software and Protocols: The four kinds of data you need to consider when developing an IoT product

Markus Tacker (he/him)

In this post I will give you an introduction to the four kinds of data you need to consider when developing an IoT product: Device State Device Configuration Past Data Firmware Updates It's these …
- 9 Sep 2019
Getting Started : Automate building of HEX files for your nRF Connect SDK application using CircleCI or GitHub Actions

Markus Tacker (he/him)

Continuous delivery is in important aspect of short time to market and since the nRF9160 supports firmware over the air updates we want to ship a new firmware to our development boards every time we update…
- 14 Aug 2019