Nordic DevZone

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

Not Answered
nRF24L01+ almost never receives autoack 0

Hi, I am trying to run nRF24L01+ in default configuration using simple ping-pong examples using RF24 Arduino library. The problem is that while ping-pong is getting through...
- arduino
- nrf24l01
2397 views

0 replies

Started over 10 years ago
by BarsMonster
Not Answered
Multiple smartphones (centrals) using advertising data 0

Hi, I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
437 views

0 replies

Started over 10 years ago
by Nerdwolf
Not Answered

How can we access the variable to which slave address is received,in S130 ble_central_and_peripheral 0

I am working on "nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_central_and_peripheral\experimental \app_s130_demo\pca10028\s130\arm4" project . In this project,in which variable...

510 views

0 replies

Started over 10 years ago
by deepu
Not Answered
Anyone got a cheap LCD running and willing to share some code? 0

Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
- nrf51dk
- s110
- lcd
- display
- bluetooth low energy
- keil
- nrf51822
718 views

0 replies

Started over 10 years ago
by muhkuhns
Not Answered

Develop Central UART to talk to RedBear Simple Control Arduino board 0

I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...

673 views

0 replies

Started over 10 years ago
by Henry J

Recent in Nordic blog

Beacon Kit - Mistake in Ref_Design_UG_v1.0

Salman

I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
- 10 Oct 2014
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
Sniffer application for OS X

RK

I've put up on Sourceforge, a Mac OSX application which interfaces with the Nordic BTLE sniffer software and has some of the functionality of the Windows application Nordic ships with that software package…
- 1 Oct 2014
Getting started with nRF51 development on Mac OS X

Eirik Midttun

Update: Since this blog was originally written the nrfjprog tool has been ported to OS X (now macOS). This means that the flash programming is much simpler, and it is simply a matter of following the documentation…
- 1 Sep 2014