Nordic DevZone

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

Not Answered
NRF5340 network core updates built with 3.4.0 not backwards compatible and don't work with both encryption and downgrade prevention enabled 0

I ran into a couple issues with network core updates on NRF5340 when updating from 3.1.0 to 3.4.0 SDK. Problem 1) Network core updates are not backwards compatible with 3...
25 views

0 replies

Started 3 hours ago
by grifcjrkly
Not Answered
Matter over WiFi: intermittent "No Response" and retransmission failures on nRF54LM20 DK + nRF7002 EB II (NCS v3.3.4) 0

Hardware: nRF54LM20 DK + nRF7002 EB II shield SDK: NCS v3.3.4 Sample: Unmodified Matter light bulb sample ( nrf/samples/matter/light_bulb ) Build command: west build -p...
37 views

0 replies

Started 12 hours ago
by ncohen
Not Answered
MCUboot's RTT output not readable once TF-M starts (nRF9151, NCS v3.4.0) 0

SDK: nRF Connect SDK v3.4.0 (TF-M v2.3.0) Board: nRF9151 (seen on both nrf9151dk and a custom nRF9151 board) Config: CONFIG_TFM_PROFILE_TYPE_MINIMAL=y, MCUboot with CONFIG_USE_SEGGER_RTT...
27 views

0 replies

Started 12 hours ago
by Peter Horauer
Not Answered
nRF54L15DK system off current anomaly 0

Hi nRF54L15-DK QFAAC0, ncs v3.4.0, project path: ncs\v3.4.0\zephyr\samples\boards\nordic\system_off After compiling and flashing this example, the power-on reset (POR...
61 views

0 replies

Started 1 day ago
by sean
Not Answered
Amazon Sidewalk nrf54L15 dk with Semtech LR1110MB1LCKS or SX1262MB2CAS 0

I am looking to evaluate Amazon sidewalk on the nrf54L15 dev kit and have also bought both of the Semtech evaluation boards LR1110MB1LCKS and SX1262MB2CAS. The nrf54L15 is...
- nrf5
- Evaluation
- Sidewalk
- nRF54L15
- auto_nrf5340
- auto_sidewalk
- hardware
- auto_nrf54l15
- auto_hardware
75 views

0 replies

Started 2 days ago
by eblas

Recent in the DevZone Blog

Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
- 15 Dec 2017
Debugging on nrf52840 with GDB from CLI on linux

jfcamel

Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux. The ways that I tried [Failed] openocd (both stlink and jlink) & gdb [Succeeded] JLink & JLinkGDBServer &…
- 14 Dec 2017
The KEY POINT of example "ble_app_uart"

QQ645116977

This article baed on "pca10040", nRF52832 example code path "examples/ble_peripheral/ble_app_uart" IMPORTANT!!!! board config file of this example located in "components/boards/pca10040.h" and uart…
- 12 Dec 2017