Nordic DevZone

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Not Answered
Update firmware with DFU bootloader but only use a prefix for bootloader settings 0

I'd like to update a firmware which is essentially made of 2 parts, say 0x1000-0x8000 is a "read-only" part and 0x8000-0x50000 is a "read-write" part. If I flash this firmware...
- development
- software
- nrf52840
- dfu
4 views

0 replies

Started 8 minutes ago
by ia0
Not Answered
CONFIG_USB_CDC_ACM was assigned the value y, but got the value n. Missing dependencies: DT_HAS_ZEPHYR_CDC_ACM_UART_ENABLED 0

Hello, As the subject says, I am working on a project that when I try to enable the CONFIG_USB_CDC_ACM in my prj.conf I see this error post-build. It seems to not matter...
7 views

0 replies

Started 18 minutes ago
by iRowBoats8
Not Answered
NRF54L15DK Development Board Not Connecting to PC (Windows 11) 0

Description: I encountered an issue where my NRF54L15DK development board fails to connect to my Windows 11 PC. Upon plugging in the board, the LED near the debugger starts...
15 views

0 replies

Started 38 minutes ago
by Ben Wisdom
Not Answered
Hardware connection to SIM880L module? 0

I'm trying to connect a SIM800L to my nrf52840-dk which I power through 5V USB. I'm a beginner at electronics so just want to make sure I understand how to wire things, please...
14 views

0 replies

Started 39 minutes ago
by olalonde
Not Answered
What are the prerequisites to get the ICCID 0

Hi, I would like to know what are the prerequisites to get the ICCID of the sim card: This is the code I use, nothing special. I can get the IMEI of the modem but not...
11 views

0 replies

Started 58 minutes ago
by lseg

Recent in Nordic blog

The S110 7.3

Asbjørn Sæbø

We are now releasing the S110 7.3 (s110_nrf51822_7.3.0). This is a new production release in the S110 7.x series. (It will be uploaded today or early next week.) This is a bugfix release - as the release…
- 5 Jun 2015
A presentation on how nRF51 DFU works

Hung Bui

Hi, I attached here some slides that we used in our technical seminar for Device Firmware Update. Download the presentation here: DFU_SDKv8.0_Pub.pdf The presentation covers: What DFU is and what…
- 4 Jun 2015
Parse MQTT message in Wireshark for IoT test

Jun Qing ZOU

Wireshark (version 1.12.5 at the time of writting) lists MQTT as supported protocol but could not parse it from the TCP payload by default. We can add some plugins to enable it. Download the Wireshark…
- 26 May 2015

Latest guides

nRF5x: nRF52805 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52805. It is intended as a nRF52805 specific addition to the General PCB design guidelines for…
- 18 Jun 2020
Getting Started: Developing for the nRF52805 with nRF5 SDK

bjorn-spockeli

Introduction The nRF52805 SoC is a low-cost member of the nRF52 Series with a subset of the features of the nRF52811 and nRF52810 SoCs. As the nRF52805 has a feature subset of the nRF52810/11 SoCs, which…
- 11 Jun 2020
nRF5x: nRF52832 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52832. It is intended as a nRF52832 specific addition to the General PCB design guidelines for…
- 10 Jun 2020
Hardware design, RF test and coverage: iBasis eSIM International Coverage Update

Brian Kim

Since Nordic Semiconductor announced that it has partnered with one of the world’s largest international cellular carriers, iBASIS, to use nRF9160 System-in-Package (SiP) module and to include an iBasis…
- 4 Jun 2020
Getting started: Getting NB-IoT Demo running on Thingy:91

Christian Kurz

The Nordic Thingy:91 is a cellular IoT prototyping platform. It is based on the nRF9160 System-in-Package (SiP). The nRF9160 has an integrated modem that supports both LTE-M and NB-IoT. The factory programmed…
- 29 May 2020
Bluetooth low energy: Mocking CoreBluetooth

Aleksander Nowakowski

CoreBluetooth is the native iOS framework to communicate with Bluetooth-enabled Low Power (LE) devices, except iBeacons (which require CoreLocation) and HomeKit devices. It is easy to start with, if one…
- 9 Mar 2020