Nordic DevZone

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

Not Answered

sd_flash_page_erase question 0

Hi, Would repeated calls to sd_flash_page_erase() keep executing an erase operation or would it only erase if the page has been written to?

1255 views

0 replies

Started over 11 years ago
by aras
Not Answered
Debugging Flash erase with Segger GDB 0

Hi all, this is not a question per se but rather a warning to those who are attempting to debug Flash related operations with the SEGGER J-Link GDB Server (v4.84a for Linux...
- gdb
- flash
- bootloader
- nrf51822
2867 views

0 replies

Started over 11 years ago
by Lasse Määttä
Not Answered
No CRC check during FW upgrade with Master Control Panel 0

I debugging some function abnormal after OTA problem, and problem with disappear after redo OTA FW upgrade, duirng it I found a problem about Master Control Panel FW upgrade...
- nrf51822 ota crc
726 views

0 replies

Started over 11 years ago
by Yang
Not Answered

nRF51422 of nRF24AP2 emulation 0

Dear Sir We would like to use nRF51422 which communicates to host cpu as same as nRF24AP2. Please let me know the way to use. Kindest Regard

491 views

0 replies

Started over 11 years ago
by kazuo KATO
Not Answered
S120 connect to smartphone and OTA? 0

Hi, i want to build a BLE mesh via advertising. i asked some questions before about ibeacon and observer, how ever to clarify my question i have some additional questions...
- canning bluetooth advertising
730 views

0 replies

Started over 11 years ago
by Nils Minor

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