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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...

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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...
1034 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...
957 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...
1274 views

0 replies

Started over 10 years ago
by peter
Not Answered
Do you have plans to have larger flash on NRF51822 chip? 0

We want to move all our product logic to NRF51822 chip but 256 flash is not enough for that. 512 would be more than enough for that.
- nrf51822 flash 512
490 views

0 replies

Started over 10 years ago
by Maidu

Recent in Nordic blog

Native support for nRF51 SDK in Keil IDE

Krzysztof Loska

Recently we introduced support for CMSIS-Pack into our nRF51 SDK. The nRF51 SDK is natively supported in the Keil IDE. This means that nRF51 SDK latest version and example software for nRF51 are easily…
- 10 Dec 2014
Programming nRF51 with ST-Link & uVision

Milan

Hi, I am planning to design a device based on nRF51-dk but with external programmer. I have ST-Link available so I thought I just provide a simple walk through showing how to set it up. Firstly, here…
- 10 Dec 2014
Visualising your memory usage

Eliot Stock

The linker in the GCC toolchain, ld, produces a *.Map file which shows you how the memory on your micro is being used. This file is a goldmine of information but it's a bit difficult for humans to absorb…
- 2 Dec 2014

Latest guides

Getting started: How to add DFU support to your Thingy:91 project

Didrik Rokhaug

Note: From nRF Connect SDK v1.7.0 onwards, if you build for the thingy91_nrf9160_ns or thingy91_nrf52840, everything in this guide is already done automatically. Since that SDK release, the board files…
- 21 Jan 2021
Software: Enter the Multi-NUS: A Simple Wireless UART Network

matt.heins

If you’re thinking about building a network of sensors and you begin to survey the options, you’re likely to encounter a frothing sea of acronyms representing a variety of standards and protocols clamoring…
- 12 Jan 2021
Software and Protocols: nRF9160 DK: Offloading Bluetooth Low Energy related tasks to nRF52840 SoC

Anders Storro

Background Some time ago I was working on a project that involved communication between Bluetooth mesh and a home automation platform. The goal of this project was to enable control and observability of…
- 12 Jan 2021
Bluetooth low energy: How to update advertising data dynamically using BLE Advertising library

Karl Ylvisaker

Introduction The question of how to update advertising data dynamically using the BLE Advertising library has been raised many times by our forum-goers, especially after the release of nRF5 SDK v15.2.0…
- 6 Jan 2021
Software: Device Firmware Update (DFU) with MCUBoot bootloader

Mark Q

Purpose The purpose of this blog is to show how to create a Zephyr application that boots from the MCUBoot bootloader. We will also show how to update an application using the Device Firmware Update (DFU…
- 3 Nov 2020
Software: Building a Bluetooth application on nRF Connect SDK- Comparing and contrasting to SoftDevice based applications - Part 1

Hung Bui

Scope This is a discussion on building a Bluetooth application on our new nRF Connect SDK/Zephyr platform with the reflections to our nRF5 SDK which is based on the SoftDevice Bluetooth stack. The goal is…
- 21 Oct 2020