Nordic DevZone

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

Not Answered
nPM1300 I2C SCL Tf & Tlow timing 0

Hi According I2C standard, there is a requirement regarding falling speed of SCL/SDA which is > 20*1.8/5.5=6.54ns, and our measurement result of Tf on SCL is 5.732ns. ...
4 views

0 replies

Started 31 minutes ago
by Poki Huang
Not Answered
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...
7 views

0 replies

Started 1 hour 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...
16 views

0 replies

Started 4 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...
15 views

0 replies

Started 4 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...
31 views

0 replies

Started 5 days ago
by Poki Huang

Recent in the DevZone Blog

Programming services, HI-LO Electronics in corporation with Nordic Semiconductor AS

HILO

In corporation with Nordic Semiconductor we are happy to announce our programming services! Your flexible programming center is based in Gothenburg, Sweden at HI-LO Electronics AB Advantages with pre…
- 30 Sep 2015
New Bluetooth Smart tool from Nordic

Bjørn Inge

Over the last few months we have been working on a new desktop application for Bluetooth Smart devices which will give you easy access to the most common Bluetooth features and allows you to control locally…
- 25 Sep 2015
Working with the BBC on micro:bit: Part 1

John Leonard

Ever wondered how the nRF51822-based BBC Micro:bit first started to come to life?....Then read on.... Working with the BBC on micro:bit: Part 1 - using the mbed HDK For the last few months, we’ve been…
- 17 Sep 2015
Nordic Global Tech Tour – Kickstart your nRF52 Series project development in a day

John Leonard

It’s that time again The Nordic Global Tech Tour is about to hit the road again. This time it is all about the goodies inside our nRF52 Series for Bluetooth Smart and what they enable you to do. The…
- 11 Sep 2015
Current vs Voltage for nrf51 CPU

FormerMember

Since I couldn't find the information of how the supply current would change with different supply voltage for nrf51 chip, this is the result of a little test that I made to get this info. Setup: nrf51…
- 9 Sep 2015
Using Eclipse's Managed Make with the nRF51 DK

i_am_trying

I have been using Eclipse to programming+build+flash+debugging my nRF51 DK apps. This requires carrying a Makefile forward, modifying as stuff changes...handling flash programming in less integrated way…
- 6 Sep 2015