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 there!
I'm using the nRF Connect SDK with the VScode extension for developing an application for the nRF9160DK. I've taken the lwm2m_client sample as base and rewrote...
I'm struggling to get buttonless DFU to work with FreeRTOS. I've gotten buttonless DFU sample to run on the hardware. I also have FreeRTOS running on the hardware. However...
Hi team,
Environment :
nrf52840
s140
1.How to enable the second regulator stage REG1 use of DC-DC converter ?
2.What is the default configuration HFCLK and how to...
Hi Everyone,
Wanted to test the NFC library provided by the nrfxlib on the nrf5340DK. Added the following config file:
Resulted in:
How could I check the reason...
Hi,
I have added a nrf-9160 DK device to nrf cloud and it is always is shown as disconnected (disconnect reason MQTT_KEEP_ALINE_TIMEOUT ).
Previously i have updated the...
Hi
We are using a nrf52840 on a custom board.
The board always worked fine.
Flashing is done with :
- SEGGER J-Link EFM32GG-STK3700
- nrfjprog version: 10.15.0...
I am seeing the error below when I try to launch a debug session inside the IAR IDE.
I am working on the nRF52840DK and am seeing this error on the DFU example in the...
I'm Using sim card which support both LTE and NB-IoT. In some areas i can't use LTE-M and in that case i need to switch it to NB-IoT. I referred and there is fallback method...
I am using the Ceedling framework for unit testing my firmware. This has qorked quite well. But now I wanted to use the section variables to decouple my code a bit more. And...
Hi. I would like to know how to do a DFU over UART using a custom desktop application (without using nrfutil command nor nRF Connect app). What would be the UART protocol...
Hello,
I have the same problem as this topic: https://devzone.nordicsemi.com/f/nordic-q-a/77267/nrf9160-azure-iot-hub-on-thingy91-mqtt-connect-error
I'm using nrf Connect...
Hi,
We are trying to use our NRF91-DK with a proximus simcard (belgian provider). I'm trying to get the https-client example to work without any code modifications. We know...
Hello,
[this question is related to this other question ]
I am using the nRF9160 SoC, the modem has firmware version 1.3.0 and the Nordic SDK is v1.5.0.
My goal is to...
We have this unit with an nrf52840, it suddenly refused to respond to `nrfjprog --recover`.
This is the second unit this happens with.
The power seems ok (we can see on...
Hi Team,
I am using nrf52833DK, nRF5 SDK for Mesh v4.2.0 and nRF5 SDK v16.0.0.
I am trying to implement mesh DFU, but the DFU is stuck at the 35th segment. When I probed...
