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readback protection enabled automatically enables on nrf52840 rev3 0

Hi, I would like to know how to ensure that AP-protect is disabled for application based on 17.1.0 nRF5 SDK. I've understood that the procedure is: 1. recover the device...
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0 replies

Started 2 hours ago
by Andrei H.
Not Answered
SKY65943-11 VEN voltage concern on Thingy:91 X: 1.8 V VEN with 3.3 V VCC 0

Hello Nordic team, We are reviewing the GNSS LNA design for an nRF9151-based product and noticed a difference between the nRF9151 DK and Thingy:91 X implementations of the...
- development
- GPS
- nRF9151
- hardware
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0 replies

Started 4 hours ago
by evanwalker
Not Answered
Blinky Example on nRF52840 Custom Board 0

Hi Yall, I designed a custom board with SoC nRF52840, and developing software with nRF Connect extension in Visual Studio Code. I followed the dev academy instructions...
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0 replies

Started 4 hours ago
by EE Michael
Not Answered
Two questions for nRF54LM20A. 0

Dear Nordic There are two questions. Thanks Q1. Did you have temperature test report of nRF54LM20A (with NFC functionality)? Q2. We want to implement FIDO (Fast Identity...
28 views

0 replies

Started 5 hours ago
by Jeffery
Not Answered
nRF54L15 + external SPI NOR: boot hang in spi_nor_wait_until_ready during NVS mount (WIP never clears) 0

Background Custom board: nRF54L15, external SPI NOR 16MB (GD25LE128, jedec-id = c8 60 18 ) NCS upgraded v3.2.1 → v3.2.4 ; after months of use, one unit failed to boot...
- development
- software
- flash
- nRF54L15
- zephyr
34 views

0 replies

Started 8 hours ago
by zhihui

Recent in the DevZone Blog

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
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
- 15 Dec 2017
Debugging on nrf52840 with GDB from CLI on linux

jfcamel

Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux. The ways that I tried [Failed] openocd (both stlink and jlink) & gdb [Succeeded] JLink & JLinkGDBServer &…
- 14 Dec 2017
The KEY POINT of example "ble_app_uart"

QQ645116977

This article baed on "pca10040", nRF52832 example code path "examples/ble_peripheral/ble_app_uart" IMPORTANT!!!! board config file of this example located in "components/boards/pca10040.h" and uart…
- 12 Dec 2017