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nRF54L15 GRTC unable to wake chip at low temperatures 0

Hi, We're in the product validation stage of development with nRF54L15, part of the validation is temperature cycling, we noticed that devices seem to be "stuck" in sleep...
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0 replies

Started 4 hours ago
by mmdunc
Not Answered
SoftDevice BLE chained advertisement not reassembled by Bluez Stack 0

Hi, I am trying to configure an Xiao Seeed Studio nrf54l15 sense to transmit pre-processed sensor data via BLE extended advertisements. As the payload is more than 251 bytes...
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0 replies

Started 8 hours ago
by rory0
Not Answered
nRF9151 Max Data Rate with v2.0.0 PHY firmware 0

In this post mentioned: "Maximum theoretical peak data rate is 3.4 Mbps when transmission is scheduled into packets of 4 slots using MCS4, and these 4 slot packets are transmitted...
7 views

0 replies

Started 8 hours ago
by Zach Williams
Not Answered
nRF5340 (NCS v2.8.0) - External rail-to-rail LFXO source: boot hangs, external oscillator stops toggling 0

I want to use a new source LF clock to raise the precision from +-250ppm to around +-20ppm. I already have an oscillator mounted in my PCB, so I want to use it for BLE. I...
24 views

0 replies

Started 14 hours ago
by Alvaro Arnaiz
Not Answered
Azure FOTA w/o Partition Manager (NCS v2.9.3) 0

Hi, I would like to know if its possible to run Azure FOTA functionality w/o using Partition Manager (aka `SB_CONFIG_PARTITION_MANAGER=n`) ? Trying to build this gets...
40 views

0 replies

Started 15 hours ago
by Andrei H.

Recent in the DevZone Blog

Nordic Semiconductor nRF51822 Firmware for Background Data Recording

scytulip

#Nordic Semiconductor nRF51822 Firmware for Background Data Recording Updating on https://github.com/scytulip/nrf51-back-rec Design Objective This firmware is designed for low-cost long-time low-power…
- 23 Oct 2014
Nordic nRF51822 ARM Cortex-M0 Development using emIDE

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Nordic nRF51822 ARM Cortex-M0 Development using emIDE To avoid the hefty charges with commercial compilers I tried emIDE with some success; here are the settings I used for the EV Kit Official emIDE…
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Beacon Kit - Mistake in Ref_Design_UG_v1.0

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I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
- 10 Oct 2014
SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014