Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
Send data from ios to nrf51822 0

Hi i use nrf51822 s110 "hrs" example to transmit the data to ios. I need to add an option to send back some data (from ios to nrf51822). 10 bytes maximum . how can i implement...
- s110
- bluetooth low energy
- io
- nrf51822
907 views

0 replies

Started over 10 years ago
by max
Not Answered

hrs receive data from ios 0

Hi i use the hrs example to transmit the data to ios. but i need to add an option to send back data (from ios to nrf51822). 10 bytes maximum . how can i implement...

613 views

0 replies

Started over 10 years ago
by max
Not Answered
why it return NRF_ERROR_INVALID_STATE after calling ble_hts_measurement_send() 0

Hello,when i get connected to the phone,when i call err_code = ble_hts_measurement_send(&m_hts, &simulated_meas) and err_code = ble_bas_battery_level_update(&m_bas, battery_level...
1042 views

0 replies

Started over 10 years ago
by Jesse
Not Answered
Bluetooth driver for USB dongle with Dynastream N5 kit (nrf51422) 0

I got the Dynastream N5 kit and have successfully used it with limited ANT work and was trying to get BLE working but can't get a driver for the USB dongle. On the 51422 product...
964 views

0 replies

Started over 10 years ago
by johnnyfear
Not Answered
system off wakeup with internal RC clock 0

Hi All, I am working in the sleep mode with system off and wake up with internal RC clock. It function well when connected to EV board... I see the "Emulated System...
1284 views

0 replies

Started over 10 years ago
by peter

Recent in Nordic blog

nRF5 Series - a popular platform for open source RTOS

Eirik Midttun

Note: Many things have changed since I wrote this article, in particular for Zephyr and Arm Mbed. The information is outdated and the article is mainly of historical interest. Regarding the choice Nordic…
- 7 Sep 2016
Smart Remote 3 for nRF52

John Leonard

Smart Remote 3 for nRF52 setting a new standard for voice input features and ultra-low power performance in smart remote controls Nordic Semiconductor has recently released the latest member of their…
- 7 Sep 2016
Getting started with nRF5 and CadSoft EAGLE (R)

Øystein Smith

Nordic Semiconductor already provides reference designs for Altium Designer (R), but if you prefer EAGLE here is a quick guide on how to use the EAGLE reference design. This quick guide assumes you are…
- 6 Sep 2016

Latest guides

nRF5x: Current measurement guide: Introduction

Stian Røed Hafskjold

###Other relevant posts A concise guide to equipment setup, and how to use the development kit for current measurements can be found here: Measuring current with PCA10040 v0.9.0 A post that describes…
- 1 Dec 2015
nRF5x: General PCB design guidelines for nRF51 series

Petter Myhre

When designing a PCB with nRF51, nRF51822 or nRF51422, there are some rules that should be followed in order to get a good working radio/system, with a maximized range. General rule The RF part of the…
- 13 Nov 2015
Software Development Kit: nRF5 SDK Scheduler Tutorial

Einar Thorsrud

2019-02-08: Updated tutorial to cover nRF5 SDK version 15.2. Introduction Scope The following topics will be included in this tutorial: Configuration of the Scheduler library. Using the scheduler with…
- 9 Nov 2015
Bluetooth low energy: Bluetooth low energy central tutorial

Anders Strand

Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Setting up the example projects Background theory Central and peripheral roles…
- 4 Nov 2015
Software Development Kit: nRF5 SDK Application Timer Tutorial

Einar Thorsrud

2018-11-23: Updated tutorial to cover SDK version 15.2. 2019-02-08: Improved example project (SDK 15.2) and updated instructions accordingly. Introduction Scope The following topics will be included in…
- 30 Oct 2015
Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015