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nRF51822 USB dongle help 0

Hi Guys, I have a MCU RTOS project. in Hardware board, builtin Nodic BLE chip over UART,RTOS BLE stack works fine. We also have a MCU RTOS Emulator based on Qemu,we...

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0 replies

Started over 9 years ago
by tommyhung
Not Answered
[iOS: pairing cancelled] BLE GAP disconnection no more handle since SDK 7.3.0 ? 0

Hello, I would like to have more info about canceling the pairing request on iPhone (thru the popup that asks if you want to pair with the device which is managed by iOS...
- nrf51822 pairing io
705 views

0 replies

Started over 9 years ago
by Sebastien
Not Answered

NRF51 TWI - i2c - Failing to read from device 0

Hello everyone, I'm severely struggling to perform a simple task. I must be missing a very simple answer and, I hope with your help that I resolve the issue. I am trying...

1430 views

0 replies

Started over 9 years ago
by Beau R.
Not Answered
IoT SDK connect with TWI(I2C) ?? 0

[Dev Env] nRF51 DK IoT SDK 0.8 IoT SoftDevice [Question] anybody help me. In Iot SDK can't access TWI interface? any Sample ?? [HardFault_Handler] ...
- i2c
- iot sdk
- twi
- iot
768 views

0 replies

Started over 9 years ago
by cucu
Not Answered

How to two ble devices connect with one android phone at same time? 0

if the issue can be worked ,how to do that with android source code? the 2 ble pure devices (not android phone) connect with a ble android phone. please check below, the...

614 views

0 replies

Started over 9 years ago
by whiteknight

Recent in Nordic blog

SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014

Latest guides

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

Marte Myrvold

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

Mark Q

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

Håvard

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

AndreasF

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

AndreasF

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
Getting Started : nRF Connect SDK Tutorial series - Part 0 | NCS v1.5.0

Simon

This tutorial uses an outdated version of nRF Connect SDK. We recommend using the latest version of nRF Connect SDK when getting started with development. Please see academy…
- 24 May 2019