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...
I've tested two scenarios using a hardware loopback to test UART functionality. The double buffer approach does not work as expected.
SDK version 1.6.1
CONFIG_SERIAL=y...
Hi,
I used nRF91DK for almost 2 months non stop to debug the final nRF91 based board for our air quality monitoring hardware to fight the propagation of Covid virus.
But...
I tested various copy methods in terms of instruction cycles, that I determined with DWT.
For that I copied an uint8_t array size 70 by
for Loop --> 63 Cycles
memcpy...
Hello,
I am using nRF52840 dev kit with sdk 17.0.2, s140 softdevice and dfu bootloader also implemented.
When I download the firmware to dev kit it works as intended...
Hi,
i am working on nRF52832. i am facing a issue of RESET when i call advertise_start() again after advertise duration. in debug it shows fatal error.
Hi there,
I've installed and followed the nRF Connect SDK manual install getting started guide ( https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/gs_installing...
I'm using 52832 as a Central(SDK_17.0.2/S132_7.0.2), and sometimes get a connect-disconnect failure with reason 0x3e.It happens randomly and frequently.
I search the forum...
Hi Supportteam,
i am trying to use Release Assistance Indication (RAI) to shorten the RRC-Connected using nRF9160 DK.
I'm enabling REL14FEAT with the following AT commands...
Hello, sir.
I used to work on twi0 and twi1, but now I'd want to shift both twim0 and twim1. However, I'm getting an error saying that 'NRFX TWIM1 INST IDX' is undeclared...
Is it possible for nRF Connect iOS app to display devices that were connected/paired through the iOS Settings menu? The problem I am having is when looking to perform DFU...
Hi iBasis support,
I'm having a billing issue with your website. I'm using the iBasis card with the NRF9160DK board.
When I ran out of data, I just follow the link on...
Right now I use the app_timer_cnt_get() method to get a current tick count. It appears to return a counter that increases with 32768 counts per second. However, it overflows...
Hi,
In NRF52832 i have integrated IMU sensor and and DPS sensor . i have build code and Run .
But after 2-3 minutes its stucked . so then i pressed the pause button ....
