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Custom board with nRF5340: after reset firmware does not run and SWD is locked 0

I'm using ncs 3.2.1 with a custom board (Holyiot-20046-v1.0). I used the "Create a new board" function in nRF Connect VSCODE to create the board file. I copied the Zephyr...
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Started a few seconds ago
by denis
Not Answered
Xiao Seeed nRF52840 Sense - problem reading microphone data 0

Hi all, I am having difficulties reading microphone data using built-in microphone at Xiao Seeed nRF52840 Sense. I have configured the overlay file as suggested here . Then...
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Started 2 hours ago
by jaroslav.psenicka
Not Answered
board failed after update mfw_nrf9151-ntn_1.0.0-1.alpha firmware 0

I Just got nRF9151 SMA board, try to test NTN feature , after following instruction to update so called "alpha" firmware, somehow the board can not reflash back to any vesion...
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Started 2 hours ago
by SimonLou
Not Answered
nRF5340 PDM CLK waveform 0

Hi We use nRF5340, set GPIOs as PDM for DMIC device, and measure waveform as below The PDM DATA high level will decrease periodically Is this waveform normal? If yes...
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Started 5 days ago
by Poki Huang
Not Answered
RSSI on Fanstel module with FEM dropped after SDK upgrade 0

Hi! I just upgraded a product we developed using a Fanstel BT840X module (nrf52840 with a Skyworks SKY66112 amplifier) from SDK 2.3.0 to SDK 3.1.1 and I noticed that our...
36 views

0 replies

Started 7 days ago
by Glen M

Recent in the DevZone Blog

Quick Link Test for PCBA with Nordic chips

John So

An automatic radio test was developed based on Enhanced Shockburst (ESB), which works for all the nRF Series Chips including, nRF24LE1, nRF24LU1P, nRF51x22, as well as nRF52832. Source code is available…
- 16 Nov 2015
nRF5x-Tools and nRF5x-Pynrfjprog Includes Linux and Python 3 Support

gamnes

Over the last few weeks the Nordic team has been working on getting support for programming our devices in Linux as well as adding support for using our Python programming module ‘Pynrfjprog’ with Python…
- 27 Oct 2015
nRF51 DFU command line OSX app (sample)

jeremysf

OSX command line application for performing an nRF51 device firmware update: https://github.com/jeremysf/nrfDFU This is a simple command line program I wrote based on Nordic's documentation and their…
- 27 Oct 2015
Developing Nordic nRF51822 Beacon Kit Firmware with Visual Studio

ivan

This tutorial shows how to build and debug Bluetooth LE beacon firmware for the nRF51 Beacon Kit. We will use Segger J-Link together with a Tag Connect cable to debug the beacon. We will show how to use…
- 27 Oct 2015
BLEBot - a phone controlled/autonomous 2WD robot based on nRF51822

Mahesh Venkitachalam

In this project, we will build a two-wheeled robot based on the Nordic nRF51822 BLE SoC. Motor control for the two wheels of the robot will be done using an L293D chip. The robot can be controlled using…
- 12 Oct 2015
Toys 2.0: Smart Toy Robots use the nRF51 based Cannybot Brain

Wayne

The Cannybot Brain is a robotics controller board that uses the Nordic Semiconductor nRF51822 at its core. The board has been developed by Cannybots Limited in Cambridge, UK. One of Cannybots core values…
- 6 Oct 2015