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How to handle new services in nRF8001 0

Hi, I'm using the nRF8001 in an application that requires security so bonds to the remote client/central. My device supports firmware upgrades that may involve new nRF8001...
- bluetooth low energy nrf8001
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0 replies

Started over 10 years ago
by Fred Roeber
Not Answered
gzp - runtime choice of either host or device mode 0

Hello. Initially when reading the Gazell documentation I didn't think it'd be a problem but now in Keil seeing this has introduced some doubt whether it's a thing: ...
- gzp
- gazell
832 views

0 replies

Started over 10 years ago
by ImQ009
Not Answered
nrf9E5 ADC Calibration 0

We would like to be able to calibrate the rRF9E5 ADC Our proposal is to permanently fit voltage dividers, each using two precision resistors, on two of the ADC Ports and...
- nrf9e5 adc calibration
681 views

0 replies

Started over 10 years ago
by Damien
Not Answered
breakpoints stopped working with nrf51-dk, gdb and JLinkGDBServer 0

At some point in the past I had nrf51+gdb+breakpoints working just fine. I even have a bunch of __BKPT() calls in my various error handlers to trap into the debugger. At...
1438 views

0 replies

Started over 10 years ago
by Clem Taylor
Not Answered
Error: This has file has data in SoftDevice region 0

Hi, I'm trying to program nRF51822 Beacon Kit using nRF51DK. I'm trying to load the example ble_app_beacon to the beacon kit. After uploading SoftDevice 7.1.0, I try to...
- nrf51
- keil
- nrf51822
1606 views

0 replies

Started over 10 years ago
by Sarah

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