To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi All:
We are using nRF52840 SDK with BLE Mesh sdk5.0 to develop bluetooth mesh and we can use light_sw_client to control the LED1 state on the light_sw_sever via BLE Mesh...
I am using PC code derived from pc-ble-driver heart rate collector with a nRF52840 dev board
On adding characteristics sd_ble_uuid_vs_add() I get an error of 4 - NRF_ERROR_NO_MEM...
I have an nrf52832 acting as a central device that is trying to connect to a peripheral. However, after the peripheral disconnects and the central tries to reconnect I get...
Hi,
I was looking at this page https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/gs_modifying.html and saw the following line:
"When building your application...
I am getting an NRF_ERROR_CRYPTO_RNG_INIT_FAILED from nrf_crypto_rng_backend_init during the sm_init sequence. Any suggestions on what might be causing this?
Hi Sir/Madam,
Our project needs to use TEE on nRF5340 which seems to be implemented by TF-M for now and future. After investigating the implementation, I didn't find a...
Greetings,
What is the minimum low pulse required to externally reset the nRF5340?
I see this answer for nRF51 and this answer for nRF52 . Can I assume nRF53 will be the...
Hi,
I have a nRF9160 DK and Iam trying to join my Private NB-IoT network that my company has (So I can get a static IP). I have the NB-IoT activated Nano SIM and the credentials...
Hello,
I've seen the other threads about this topic but they don't seem to be that helpful.. I'm using a BL653 board with the nrf52833 chipset.
Yesterday, I was able to...
Hello,
I am trying to flash a custom software to a NRF52832 DK.
The DK is powered by USB and i've connected as follows :
VDD(nrf) to Vref(J link)
SWDIO to SWDIO...
I'm developing a central that may have to service more than one peripheral concurrently while (occasionally) advertising its own peripheral service. Things seem to work OK...
Howdy Nordic, hope that you are all well and safe.
Herewith I am reporting a bug I saw in the nrfMesh mobile application.
Information:
nrfMesh V3.1.6
Samsung Galaxy...
Excuse me
1、How can fast lte-m link have Ephemeris and Almanac?What is the principle?
2、Why provide current and neighbor cell information?What are current and neighbor...