Nordic DevZone

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

Not Answered

nrfprog returns wrong family error when programming nrf52840 on a custom board 0

Hello, I get the "ERROR: The --family option given with the command (or the default from nrfjprog. ini) ERROR: does not match the device connected." message after...

1554 views

0 replies

Started over 8 years ago
by Mitch996
Not Answered

Being inserted into your third party's list 0

Good morning, this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...

604 views

0 replies

Started over 8 years ago
by FormerMember
Not Answered

Failure of 8kv ESD test 0

Hi, We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing. The 8kv ESD power...

1127 views

0 replies

Started over 8 years ago
by mansfield
Not Answered

app inventor2 with Bluefruit LE (UART or SPI) 0

Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ? Note: my Android version is 4.4.2 (LE "advertising" not supported...

937 views

0 replies

Started over 8 years ago
by VanFPGA
Not Answered
Execute error in secure DFU 0

I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031). There are a few issues we have trouble with. The...
- dfu secure bootloader dfu
1051 views

0 replies

Started over 8 years ago
by Gili Elias

Recent in Nordic blog

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
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