Nordic DevZone

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

Not Answered
nRF9151 LTE-M (SDK 2.9.0) – High MQTT publish latency (India roaming eSIM) causing severe battery drain 0

We are developing a battery-powered medical device using nRF9151 with nRF Connect SDK v2.9.0 , where data is transmitted to AWS IoT Core using MQTT over LTE Cat-M . While...
- development
- software
- lte-m
- nRF Connect SDK
- nRF9151
- low-power
7 views

0 replies

Started 30 minutes ago
by Milan Pipaliya
Not Answered
IEEE 802.15.4 MCPS interface for teaching purposes – alternatives in nRF Connect SDK? 0

Hello everybody, I am a research assistant at a university , responsible for maintaining and porting existing student lab exercises from the legacy nRF5 SDK to the nRF Connect...
16 views

0 replies

Started 2 hours ago
by hort
Not Answered
Why is the output from the multicell location REST API (Ground Fix) changing day to day despite sending the same cell information? Why is the ADV parameter not used when doing Cell Locationing (Ground Fix)? 0

The output from the REST API when doing multicell locationing changes from day to day even when the inputs are the same. Why is this the case and is it possible to keep the...
- software
- nRF9160
- lte-m
- nRF Cloud
- Evaluation
19 views

0 replies

Started 13 hours ago
by leo_nam
Not Answered
Discrepancy between SAADC Input Configuration (P0.04) and Physical Pin (P0.05) despite Full Chip Erase 0

I am encountering a strange hardware/software mapping issue with the SAADC on an nRF52833 DK running on Zephyr (NCS) . Using VS Code nRF Toolchain and SDK (V3.2) The issue...
29 views

0 replies

Started 16 hours ago
by caneralpsaygin
Not Answered
PPK2 shows 9–12 mA idle current on Mac/Linux laptops, but ~600–700µA on my team member's desktop for same custom nRF54L15 board 0

I’m facing a Power Profiler Kit II (PPK2) measurement discrepancy that appears to depend on the host PC , not the target board or firmware. Target setup Custom board...
- development
- Failure Analysis
- debugging
- Confusion
- nRF54L15
- nrf52840
- low-power
- usb
44 views

0 replies

Started 17 hours ago
by Anik Datta

Recent in the DevZone Blog

Comparing compilers/IDEs for development with nRF5x series devices

Michael Dietz

#Introduction All compilers ARE NOT created equal. Given the same c code, different compilers will generate machine code with varying performance & size. Generally the more efficient machine code (uses…
- 28 Jan 2016
nRF52 Range Extension with RFaxis' RFX2411N

Floyd Ashbaugh

External Power Amplifiers and LNAs easily connected to the nRF52 series device for high power extended range operation. Data sheets, white papers, schematics and layout information available at link t…
- 26 Jan 2016
Developing Nordic nRF51 applications with mbed and Visual Studio

ivan

This tutorial shows how to use the mbed framework to develop applications for Nordic nRF51 devices. Before you begin, install VisualGDB 5.1 or later. Start Visual Studio and open the VisualGDB Embedded…
- 26 Jan 2016
PA / LNA support in S132

Einar Thorsrud

The S132 SoftDevice for the nRF52 has support for enable/disable switching of external Power Amplifiers (PA) and Low Noise Amplifiers (LNA) using GPIO pins. This was introduced in S132 version 2.0.0-7…
- 25 Jan 2016
Step by Step Guide to Setup and Start Developemt with nRF51 or nRF52 DK and IAR

Pratyush Dave

The purpose of this blog is to provide a step by step guide to help a developer, starting off with the Nordic Semiconductor nRF51 DK, to get the necessary tools installed and get the software (SW) development…
- 25 Jan 2016
BLE nrf51 - Multilink NUS central - Connect to many peripherals through NUS service - with Arduino host

Marco Russi

Hi all, I implemented a simple multilink NUS central based on s130 for nrf51 chip-set. It means that this NUS central can connect to several peripherals simultaneously and send data to each one of them…
- 24 Jan 2016