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Questions tagged [nrf52]

The nRF52 is a series of system on chips (SoCs) from Nordic Semiconductor suited for Bluetooth Low Energy and ANT operations. The chips are built around a 32-bit ARM Cortex M4F CPU.

The nRF52 is a series of system on chips (SoCs) from Nordic Semiconductor suited for Bluetooth Low Energy and ANT operations. The chips are built around a 32-bit ARM Cortex M4F CPU [1].

[1] https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy/nRF52832

169 questions
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Error with Go program ( Bettercap 2 ) depending on which bluetooth dongle I use on Ubuntu/Raspberry Pi OS when running ble scan

I use this on Ubuntu 20.04 and Raspberry Pi OS 5.10 but this is not a Linux related issue. I'm having an issue with a Go program called Bettercap 2 ( https://www.bettercap.org/ and the repository: https://github.com/bettercap/bettercap ) when I use…
Jimmy
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How to enable Long Range for BLE Mesh in Zephyr OS

I’m working on Bluetooth mesh network solution and I have requirement to increase range. I’m using nrf52840 DK and nrf52840 dongles, nrf5SDKforMeshv310. In Nordic Devzone I found solution which, enables BLE long range mode in NRF SDK for mesh. NOTE!…
Felix
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Can we access same BLE Mesh network from one phone to other

I'm working on a BLE Mesh project in which I have successfully implemented the BLE Mesh node provisioning and controlling. Now I want to control the same network with another phone. How to export and import the same network and data to another…
Ankit
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Problem Flashing nrf52 chip using Openocd

I have a custom nrf52 chip on a pcb with swd pins exposed. I have cloned and installed the latest openocd from https://github.com/ntfreak/openocd. The latest version includes all the latest pathes for the nrf52 chip, so no need for any additional…
ched
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Sleep in OpenThread application

I'm trying to build my own OpenThread application on two nrf52840 DK borads. When a specific button is pressed I want to start sending udp multicast in a specific time intervall. For now I have achieved that, when the button is pressed, the…
Emily
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Nordic Toolchain Manager initializing environment forever

I am trying to setup nRF Connect SDK using Visual Studio Code on a laptop with a new, clean windows copy on it. However, every time I try to install the SDK, it hangs on the stage, "initializing environment", forever. Attempting to restart the…
Nore5515
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nRF52840 - Android Kotlin application : Problem with 16-bit UUIDs

I'm developing a frame exchange sequence between an nRF52840 and an Android smartphone using the BLE protocol. The service exposed by nRF52840 has the following 16-bit UUID : EB7A In my Android application, if I only want to retrieve BLE devices…
Martin Denion
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Zephyr - Bluetooth - NRF52 DK - selection one channel of advertising

Is it possible in Zephyr to advertise and scan through Bluetooth only on single channel ( for example channel37)? I found some file III_chan with channel selection algorithms and I wonder: do i need to change this file somehow or theere is some…
edziulak
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Parse BLE advertising packets in C/C++

I'm working on Nordic's nrf52840 BLE chip, which is scanning the nearby available beacons. I'm getting BDADDR, Name and RSSI value using my application which is in C(Used Bluez's api). Now i want to write a C/C++ application which could parse the…
MayankR
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openocd - problem flashing nrf52 using stlink

I've got some issues flashing firmware using an STLINKv2 (from a Nucleo board) with an nRF52 target device using SWD. In short, I'm able to "connect" to the nRF52 (I can open a telnet session), but as soon as I try a Program command, I get a…
pinchy
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Starting point for building OpenThread applications using the nRF52840

I'm new to the nRF52840 and OpenThread platform and I'm looking for example code building a sensor application with an nRF52840 Micro Dev Kit USB Dongle. I managed to set up a Raspberry Pi as border router, to build and flash the ot-cli-ftd, and to…
Christian Gawron
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How to send float data over BLE and display it properly on the UART (nRF Toolbox)

I'm sending a command over BLE from the central (Android) to the nRF52832, and receive SPI data back, but in wrong format. How can I convert/display this data as it is. I expect to receive [1.2 2.2 3.2] when I send '1' to the nRF52832. All I get…
Guldberg
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Learning to program nrf52840

I've recently purchased an nrf52840 usb dongle; however, I'm new to programming without an IDE and with Nordic products in general. I'm not getting the results I expect from my program, or indeed any results at all, though I'm not sure if my problem…
KC Engel
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AT commands in a for loop

I am trying to execute AT commands from a Nordic NRF52. I am using the Nordic UART module with a built-in function called app_uart_put(uint8_t byte) to put AT commands on the UART. The node that receiving the AT commands is a EE-NBIoT module and it…
Lars Erik Tiset Skraastad
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Controlling Nordic nRF52 via SWD interface

I am trying to program/halt/boot/erase etc. a Nordic Semi MCU. This is the ARM-Cortex M4 in nRF52. I am using the SWD pins of the chip and can achieve this if I use the commercial J-Link with the nrfjprog command-line tool or their Segger windows…
guraaf
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