Nordic DevZone

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

Not Answered
nRF5340 Power supply usb setup configuration for battery powered device 0

Hey All Im working on a new product and its the first time I'm developing around the nrf5340, I'm looking for some guidance around the supply configuration for maximum...
12 views

0 replies

Started 59 minutes ago
by Johann
Not Answered
MQTT simple example code (api based) 0

Hi Team, We are using nRF9160 MQTT sample code 'mqtt_simple'. 1. What is the maximum payload we can send in one single PUBLISH? 2. I want to send 4KB of data in single...
14 views

0 replies

Started 1 hour ago
by sravan.rikka
Not Answered
fs_open -12 error using littlefs on nrf5340 custom board with w25q128 0

I am getteing a -12 error when trying to access a open/create a file using littlefs and a fs_open command on a nrf5340 custom board. The filesystem seems to be mounted fine...
- development
- software
- zephyr
- nRF5340
11 views

0 replies

Started 1 hour ago
by lcj
Not Answered
After using the APPROTECT function, complete erasure became impossible.that right? 0

My customer is now unable to disable secure erasure after using the APPROTECT function. Is this correct? Please let me know if there is another way to check this. ”nrfjprog...
17 views

0 replies

Started 2 hours ago
by Hoko
Not Answered
Best platform to go from prototype to custom PCB 0

Hi. I have an idea for a product and I'm looking into different platforms to start prototyping. Something nrf9160 based looks like the way to go, and it would be a huge advantage...
48 views

0 replies

Started 5 hours ago
by uwvid

Recent in Nordic 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