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Why is the NRF RRAM Zephyr Flash driver dictating a write_block_size of 16 bytes (one wordline?) 0

While we understand that the RRAMC controller on the nRF54L15 performs writes to RRAM using full wordlines, the datasheet indicates that the nRF54L15 RRAMC supports writes...
- development
- software
- nRF54L15
- zephyr
12 views

0 replies

Started 39 minutes ago
by ntennies
Not Answered
9151 Certification question 0

Subject: nRF9151 – EU coverage of mfw 2.0.2 and antenna gain (Schréder Sense One) Dear Nordic I'm working on CE and RCM certification for Schréder's SENSE ONE smart-city...
36 views

0 replies

Started 6 hours ago
by fdixon0
Not Answered
nRF54L15 I2C target intermittently stops acknowledging until hard reset 0

We have an nRF54L15 (QFAA) board, acting as an I2C target ( TWIS30, P0.00/P0.01, address 0x42, 100 kHz ) for an ESP32-S3 through a TCA9406 level translator. Flow: Between...
27 views

0 replies

Started 7 hours ago
by MedAvancee
Not Answered
Schematic Review Request: nRF5340 and nPM1100 bluetooth microphone 0

Hello, I am requesting a schematic review of my bluetooth microphone system. I've used the spec sheets as well as audio DK hardware reference material to design these schematics...
38 views

0 replies

Started 7 hours ago
by npwalker
Not Answered
Multiple soldering issues 0

We are seeing very high defect rate when installing this part on boards: insufficient solder, solder bridging. When we look at the pads under the microscope, we are seeing...
34 views

0 replies

Started 11 hours ago
by Loan Thai

Recent in the DevZone Blog

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
Programming the nRF51822 Beacon Kit with the nRF51DK

Stefan Birnir Sverrisson

One way to program the nRF51822 Bluetooth Smart Beacon Kit is to use the nRF51 DK. This gives you a full scale development platform (the nRF51 DK). This blog will go thru the steps needed to program…
- 7 May 2015