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54L15 Timer Interrupt cost too high. How to reduce interrupt cost? 0

As title Situration: 1. Timer00 2. every 4us interrupt occur result: 1. Enter Timer interrupt cost 700ns 2. Leave Timer interrupt cost 200ns 3. Totol cost...
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Started 7 hours ago
by Austin (S.F.)
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Using the Softdevice Controller without RTC Crystal 0

I want to use the Softdevice Controller without a crystal on the RTC. I configured my project with Advertiements look fine, but interaction with a BLE central either throw...
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Started 17 hours ago
by Sven Haedrich
Not Answered
NRF5340-AUDIO Unicast-Server / Unicast-Client configuration 0

Hi everyone, These days I'm evaluating the Nordic nRF5340 to manage audio from two microphones to one dongle station. To achieve this, I configured two nRF5340s as unicast...
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0 replies

Started 18 hours ago
by Pier Luigi
Not Answered
Planning to use 3.7V non-Rechargable battery with npm2100 with an additional diode? 0

I am planning to use 3.7V non Rechargable Battery with Diode and Reverse Protection circuit with npm2100, Would like to build a Fuel Guage model for this as this is not available...
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0 replies

Started 19 hours ago
by rsramki
Not Answered
MCELL search type for lte_lc_neighbor_cell_measurement() 0

Hello, I am currently evaluating MCELL location on an existing project, based on nRF9160. After some trial and errors, I managed to get it working. However, I ma a bit...
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0 replies

Started 19 hours ago
by Vincent44

Recent in the DevZone Blog

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
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