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Matter device become offline in multi-fabric when multiple devices are provisioned 0

Hello DevZone, One customer meets an issue. Needs an expert about Matter. There are 5 Matter over Thread window covering devices which are already commissioned in 2 fabrics...
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Started 21 minutes ago
by Jayant Tang
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. ...
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Started 5 hours 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...
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0 replies

Started 7 hours 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...
20 views

0 replies

Started 9 hours ago
by jaroslav.psenicka
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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0 replies

Started 6 days ago
by Poki Huang

Recent in the DevZone Blog

How to interface a Nordic Thingy:52 using Amazon Alexa

gamnes

Interfacing the Nordic Thingy:52 from the Amazon Alexa Voice Service just had to be done! In this blog post I will briefly explain how this demo was set up, but I will direct you to the GitHub page if…
- 24 Jan 2018
Difference between nRF52840 Engineering A and B reference designs

MartinBL

After the release of nRF52840 Engineering B we have received several inquiries about the difference between Engineering A (nRF52840-QIAAAA) and Engineering B (nRF52840-QIAABB) reference designs. One reason…
- 15 Jan 2018
Rust bindings to nrf52 series

Coleman McFarland

In mid-2017, I came across this project by James Munns. It essentially wraps the C SDK for nRF52 development boards, and provides bindings that can be called from Rust. James gave a talk to the Rust DC…
- 12 Jan 2018
Show And Tell: Poly - Building an RC Airplane The Hard Way

Daniel Veilleux

I've been looking for an excuse to write a low-latency, Enhanced ShockBurst (ESB), radio protocol that I can reuse when building remote control toys. Although Bluetooth is great for a lot of use cases…
- 5 Jan 2018
Bluetooth on a desktop computer (Windows, Mac, Linux)

kbaud

Posting this here in an effort to save the time of anyone else who is wanting to control a device from a desktop computer. Our application is a motor control device that is wirelessly controlled from…
- 4 Jan 2018
Writing BLE firmware with a few lines of code part 2

Nguyen Hoan Hoang

Second part of the series Writing Bluetooth LE firmware the easy way blog. This second part shows how to read and advertise the environment sensor data (BME280 using Motsai Neblina module and BME680 using…
- 3 Jan 2018