Nordic DevZone

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

Not Answered
NRF9151 modem init error -116 0

After full update modem firmware and reboot, i got this error: E: Modem library init error: -116, lte_lc not initialized The only way to work around is power cycle.Po...
16 views

0 replies

Started 1 hour ago
by Jason
Not Answered
Support for St7789v custom display with lvgl in Zephyr 0

Hi, am working on nrf52840 withst7789v custom display . I have integrated the my display code using lvgl library with PMIC code in zephyr . while doing that I have configure...
15 views

0 replies

Started 2 hours ago
by Devcodes
Not Answered
gnss problem about coex0 pin 0

hi support team, i am testing SLM demo. i found that COEX0 pin is working abnormal after about 2 minutes. may i ask why? COEX0 pin is low after 2 minutes. the log is...
15 views

0 replies

Started 2 hours ago
by William.wei
Not Answered
Roughly how often is the NCS version updated to use the most recent version of the ZephyrRTOS repo? What is the typical NCS release schedule? 0

Hello nordic team! Context: Currently I am working on modifying our application code to be able to select, at runtime, which network interface it will use (between ethernet...
25 views

0 replies

Started 3 hours ago
by dheadrick
Not Answered
nRF52840 reference circuitry metric or imperial units? 0

Hello, Super quick but important question, are the SMD footprints in the nRF52840 reference circuitry recommended BOM (ie image attached) in imperial or metric units? and...
22 views

0 replies

Started 6 hours ago
by Wei Wang

Recent in Nordic blog

Intro to ShockBurst/Enhanced ShockBurst

Daniel Veilleux

The first generation of wireless PC accessories to achieve widespread success (the ones that shipped with a dongle in the box) adopted 2.4GHz radios because these radios offered the optimal trade-off between…
- 1 Jan 2018
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