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DECT MAC: security key by network 0

My DECT nr+ PT supports connecting to either of a set of networks, which of course have different integrity and cipher keys. While scanning for cluster beacons, I can receive...
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Started 4 hours ago
by chrysn
Not Answered
Incorrect explicit typecast in lwm2m_connmon.c of nRF Connect SDK 0

Hello, in cases where the LTE signal strength is extremely low, we observed that the LwM2M /4/0/2 RSRP rolls over from -128 to 127. We found that the nRF Connect SDK uses...
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0 replies

Started 4 hours ago
by Christian Zingl
Not Answered
Wireshark BLE sniffer not showing the nRF interface 0

As part of the Bluetooth LE course we need to setup and install the nRF BLE sniffer for wireshark. I have followed the explained steps in the course to set up wireshark to...
19 views

0 replies

Started 5 hours ago
by David012
Not Answered
AT%ENVEVAL In PSM 0

The at command documentation says that ENVEVAL is only available in system mode 2 (CFUN=2). Is there a reason why the command can't be run in any other mode? For example if...
42 views

0 replies

Started 1 day ago
by thomasGronroos
Not Answered
TWIM I2C soft reset function? 0

Hi The TWI driver has a twi_clear_bus() function but the TWIM does not. I'm getting an I2C error, and need to do I2C soft reset. I'm doing this manually at moment but...
58 views

0 replies

Started 4 days ago
by Liam

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

Hugh

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…
- 22 Oct 2014
Beacon Kit - Mistake in Ref_Design_UG_v1.0

Salman

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