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Not Answered

task time of radio from DISABLE to RX 0

HI: i hava a sender and it send a frame every 15ms ,not use any protocol,and reciver code like as follow: while (1) { Rf_StartRx(ReciverSC.RfBufPointer...

542 views

0 replies

Started over 8 years ago
by baicai
Not Answered

nrf51822 and tmp102 0

Hi to everyone, i have an mb39c811-evsk-02 and over it there is a tmp102 temperature sensor and an nrf51822. I want to read the values of the sensor over a beacon app. ...

578 views

0 replies

Started over 8 years ago
by Roberto
Not Answered

After DFU, the device can't reset 0

Hi,I'm glad you can see my post. Now, I am in a program to read and write FLASH such as the screenshot in the attachment. Then I update with DFU service for the equipment...

752 views

0 replies

Started over 8 years ago
by ymYin
Not Answered
Master Control Panel - Change MTU size 0

Hi Is it possible to change the MTU size with the Master Control Panel? I am making a ble device on a nrf52 with the SDK 12 (latest softdevice) which has the ability to...
- mtu
1498 views

0 replies

Started over 8 years ago
by cp52
Not Answered
can anybody share a battery_level_in_percent for AA battery? 0

Is there a function like battery_level_in_percent for AA battery? I know battery_level_in_percent is only for CR2032. Even though I compensate it to make it 3V from AA battery...
- battery level
- adc
1082 views

0 replies

Started over 8 years ago
by sosse

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

Getting Started: nRF52840 Dongle Programming Tutorial

Einar Thorsrud

This tutorial demonstrates how to adapt and program SDK example applications to the nRF52840 dongle using USB DFU. It also describes how to program the dongle via Serial Wire Debug (SWD) using an external…
- 27 Nov 2018
Getting started: Announcing the nRF Connect for Cloud Device API Preview

Markus Tacker (he/him)

We are happy to announce our first release of the nRF Connect for Cloud Device API! Connect your BLE, LTE/NB-IoT or any other device to our free IoT development platform and interact with that device through…
- 12 Oct 2018
Bluetooth low energy: Merging two BLE examples together

Håvard

This is a follow-up to my previous blog post; adding custom commands to a BLE example. I hope it was interesting to see an example of adding the vendor specific Nordic UART service (NUS) into another…
- 6 Sep 2018
Software Development Kit: Getting started with Nordic's Secure DFU bootloader, a step by step guide

Hung Bui

The content of this blog was based on the documentation of BLE Secure DFU example, Bootloader module library and Buttonless DFU service from our SDK. Here we provide you step by step instructions to make it…
- 20 Mar 2017
Getting Started: Introduction to Bluetooth low energy and Bluetooth low energy development (video tutorial)

FormerMember

We have produced a video tutorial in two parts about Bluetooth low energy. The purpose is to give you a developer’s introduction to BLE and the development tools offered by Nordic Semiconductor. NB! Please…
- 6 Oct 2016
Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016