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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

nRF52832-QFN Eagle Part/Footprint

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Hello everyone, I've started an nRF52832 library for those devs who are interested in creating their PCB's in Eagle. Its the QFN chip right now. I read somewhere that a BGA version is planned also, so…
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Last week I attended what was my first Startup event, but after experiencing the energy there, I can safely say it will not be my last. 3 days of seminars, networking and lots of fun kicked off in Bergen…
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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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Latest guides

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

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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…
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Bluetooth low energy: MIDI over Bluetooth LE

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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…
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Mesh Networks: Thread Tutorial: Practical guide for device upgrade OTA

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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…
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Hardware design, RF test and coverage: Measuring PSM idle current on the nRF91 DK

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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…
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Mesh Networks: Zigbee Tutorial: Practical guide for device upgrade OTA

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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…
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