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,
We are trying to integrate an nRF21540EK shield onto our nRF5340DK. Following the instructions on the following link ( https://developer.nordicsemi.com/nRF_Connect_SDK...
Hello
My production ble performance is lower then nrf52DK.
How can I impove ble performance?
And I think there are two ways.
1. redesign PCB antenna (currently...
So, I'm trying to debug some code I've been working on, so set CONFIG_LOG=y in my prof.config file.
Now, when I try and builld, I get this error:
Error: Image size (0x36c54...
Hello everyone,
I am using the nrf52840 on the CDEBYTE E73-2G4M08S1C nRF52840 BLE 5.0 Wireless Transceiver. robiz.net/e73-2g4m08s1c
There are two device. One of them central...
nRF52840, SDK version 17.0.2_d674dde, SD140.
Our code uses the PPI extensively to manipulate some GPIOs and start SPIM transfers from peripherals using EasyDMA to store...
Hello all! I am trying to interface MPU6050 with nrf52832 dk using the following code. On the LOGGER, I see that the MPU isn't detected, despite I replaced the MPU. The if...
I wrote a reply to a 5-year old question which appeared to be related to my needs but the answer was not what I was looking for.
The case is very straight forward:
The...
Good morning Sir/Mam
i want to read data on serial using nrf9160 by segger. i have pic a sample from devzone "Uart". i have successfully build it and Run on board , but...
Hi,
I am having problem with UART on both NRF52 Devkit nad NRF52480 dongle. If I start from the example:
nRF5_SDK_15.3.0_59ac345\examples\ble_peripheral\ble_app_uart...
Hi,
at Bluetooth core specification v. 4.2, vol. 3, part G, chapter 4.9.3.
An Error Response shall be sent by the server in response to the Write
Request if insufficient...
I use the nrf examples direction_finding_connectionless_rx,firstly i have no attena array,the other as describled i do by steps.
I use two nrf5340 boards.with building,i...
When I connected the usb and turn the DK switch on, the DK didn't turn on. After leaving for a few minutes, the DK started to turn on and off then eventually stables and fully...
Hi,
I am working on nRF5 Thread 4.1.0 and I am trying to do implement Thread secure DFU.
I am following infocenter.nordicsemi.com/index.jsp
i have run the command...
We are working on a project in which we have integrated multiple modules and examples like GPS, IMU Sensor, SD card, Bluetooth, etc. Now I have to manually shut down all the...
