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 have purchased eval kit and entered bootloader mode by pressing BOOT/RESET button while powering up the device but haven't put any file but now when i power up the device...
Hi,
We are in a stage where we want to perform certification of a product and are now looking into an application that can be used to this end. The board is using SDK 15...
Hi,
I've bought a nRF52840-DK kit to evaluate a Nordic BLE SOC (we are interested in using the nRF52811). I've installed SEGGER Embedded Studio 4.52, and obtained a Nordic...
Hello, I am I'm a Beginner at developing NRF 51822. My Development Environment sdk : 12.3 IDE: KEIL v5 SoftDevices : s130
I am developing using the example of 'ble_app_uart...
Hi everyone,
I am trying to understand the Memory layout of nRF52840 SOC in order to apply RAM retention into specific section. Looking the memory layout at pg 21 of the...
Hello Nordic community,
I have a nrf52-DK with SDK15.2.0 and I'm trying to communicate with ST HTS221 sensor. I have the original STEVAL-MKI141V2 evaluation board.
I...
Hello,
I was wondering what examples we have in nRF Connect SDK (NCS) for firmware updates over BLE and serial (receiving an image from another device over UART). Specifically...
Hi
I have bought NRF5340-PDK board to study BLE-MESH. I found that there is 2 development tool in Nordic website
1. nRF connect SDK
2. nRF connect for Desktop
...
Hi,
I have a custom PCB that uses the nRF9160 and an RGB LED. I want to drive this LED with PWM but it uses an active LOW style of GPIO drive. I have been able to use normal...
I'm using nRF52832 with SDK v15.3 and S332 v7.0.1.
The Wireshark capture snippet shows our product connected to an iPhone using our proprietary service with a single notification...
I am using the nRF SDK v15.3.0 example project ble_app_rscs on a PCA10040 development board. I am trying to determine the functionality I need to port to my pre-production...
I would like to get timestamps with ms accuracy in order to compare it with power measurements taken simultaneously. The +CCLK command accuracy is in seconds and there are...
Hello, I am currently working on a nr52840 s140 Sdk 17.0 (dev kit) and a m using the peripheral/uart example code.
The UART TX & RX works perfectly when connecting to a...
