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...
On a device that is pretty sensitive to lag (with a display and HW drivers), I observe sometimes some lags of about 100 ms.
I tried to disable some part of code to see what...
Hi,
1.I have a long-rage ( Coded PHy ) connection between a Master and a Peripheral. Master is 52840 , Peripheral is 52833 ( on battery )
We have notice that setting longer...
I want to use nrf52833 as the keyboard and nrf52820 as the dongle.Refer to the example of ncs1.3.2\nrf\applications\nrf_desktop, I want to add the LLPM of nrf52820.
But...
First: nRF52840 dongle or nRF52840-Preview_DK (doesn't matter which I get the same issue), SDK17.0.2, Segger, Windows 10. I am trying to dump a FIFO buffer from a sensor as...
I am exploring options to store and read data in an organized way with SD card. I am able to properly store Binary data in the .txt file using (v1.3.0\zephyr\samples\subsys...
Hi, i have been working on initializing the UART periferial based on the UART example in the SDK5. I got following error.
1> error: unplaced section: .log_dynamic_data_balloc_log_mempool...
I have recently installed nRF Connect for desktop V3.0.0 on my ubuntu machine and I installed the Bluetooth Low Energy App but it doesn't launch and I keep getting this error...
What happened to the webianrs.nordicsemi.com web site? It is inaccessible currently and the Events page on the main site references broken link for the video archive of the...
Hi everyone,
I am doing an evaluation for a Bluetooth Mesh based project. There is however one huge source of uncertainty that I cannot find definitive answers to, and that...
There appears to be an issue in the end-handle in the example code to retrieve characteristics for a service. Currently the code is:
// Search for end handle. for (uint8_t...
I've tried this with S132 and S140 7.2.0 and NRF SDK 17 on an NRF52832. I get random NRF_FAULT_ID_APP_MEMACC errors, that seem to be triggered by long running functions (though...
Hi ,
We have requirement for firmware update over Ethernet [ external Ethernet ENC28J60 module interfaced over SPI] 1. Is bootloader customizable for adding SPI driver ...
Hi ,
I am a beginner using nrf24l01 module and arduino. I need just to glow an led in the arduino module whenever other nrf24l01 module nearby( second nrf24l01module also...
Hi everyone,
Id like to know if anyone has tried to implement NFC Blocker Tag on NRF52480 or any similar nRF5 chip using their SDK. In general the purpose is to block a...