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nRF9151-DK SWD access lost after external supply, recover always fails (error -102) 0

I get the following error when flashing my nRF9151DK. I think this happened after I accidently powered NRF_VDD(3.3V) through the current measurement jumper, while the board...
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0 replies

Started 2 hours ago
by Ingmar
Not Answered
Matter ICD example (contact sensor example) not change to LIT mode with Apple home kit 0

I build contact sensor example (use nrf connect sdk v3.2.1, nrf52840 chip) and try commissioning with apple home kit (use homepod mini), device commissioning succeed but cannot...
16 views

0 replies

Started 5 hours ago
by sangphan
Not Answered
Using NCS Docker image with JLink 0

Hi devzone, I am starting to write some tests for my application, and I have a couple questions/remarks about the provided Docker image. Link to documentation . 1/ The...
17 views

0 replies

Started 16 hours ago
by NicolasGoualard
Not Answered
PAwR response delayed by one periodic interval 0

Hello, We are using 2 nRF5340-based devices running: samples/bluetooth/periodic_adv_rsp samples/bluetooth/periodic_sync_rsp with the PAwR configuration (modified...
29 views

0 replies

Started 1 day ago
by droid
Not Answered
Old PCA10056 v2.0.1 unable to connect/flash/erase 0

Hi, I took my old NRF52840 DK PCA10056 revision 2.0.1 and tried evaluating it today after few years. I am unable to connect to the target. I have 2 identical boards that were...
20 views

0 replies

Started 2 days ago
by KrystofVydra

Recent in the DevZone Blog

The S110 7.3

Asbjørn Sæbø

We are now releasing the S110 7.3 (s110_nrf51822_7.3.0). This is a new production release in the S110 7.x series. (It will be uploaded today or early next week.) This is a bugfix release - as the release…
- 5 Jun 2015
A presentation on how nRF51 DFU works

Hung Bui

Hi, I attached here some slides that we used in our technical seminar for Device Firmware Update. Download the presentation here: DFU_SDKv8.0_Pub.pdf The presentation covers: What DFU is and what…
- 4 Jun 2015
Parse MQTT message in Wireshark for IoT test

Jun Qing ZOU

Wireshark (version 1.12.5 at the time of writting) lists MQTT as supported protocol but could not parse it from the TCP payload by default. We can add some plugins to enable it. Download the Wireshark…
- 26 May 2015
Upgrade RADVD for IoT on Raspberry Pi 2

Jun Qing ZOU

The RADVD deamon in Raspberry pool is version 1.8.5 (up to Raspberry 2015-02-16). root@raspberrypi:~/radvd# apt-cache policy radvd radvd: Installed: 1:1.8.5-1 Candidate: 1:1.8.5-1 Version table…
- 25 May 2015
Workaround needed for TWI driver (nrf_drv_twi) in SDK v8.1 (TWI_COUNT missing)

Hung Bui

In SDK v8.1 we added the TWI driver (nrf_drv_twi.c). Unfortunately the nrf_drv_config.h file wasn't updated correctly with the new driver. The symptom is the error with "TWI_COUNT is missing". Here…
- 20 May 2015
Common FAQs on DFU

Hung Bui

If you are looking for a place to get started with DFU, please have a look at this presentation here and the tutorial here. In this post, we cover some in depth Q&A topics regarding Device Firmware…
- 15 May 2015