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,
I have a nrf52832 dk(pca10040 1.2.1), use gpio P0.29, P0.30, P0.31 to connect some external device,
external device working voltage is maximum 2.2v, so I connect external...
While running UART rx and tx calls the uart_callback_set I have set during initialization will stop running. This prevents me from sending or receiving any new UART information...
Hello,
Could you tell me if SoftDevice V7.3.0 can be used in SDK 17.0.2?
According to the following website, you should use Softdevice V7.2.0 in SDK 17.0.2.
https...
Hi,
I use a pca10056 with the "mqttsn_sleepy_publisher" example. Unfortunately, I cant connect to the mqttsn gateway. It throws me:
"NRF_LOG_ERROR("CONNECT message could...
Hi,
I am trying to perform buttonless DFU on my NRF52840 DK. I am using SDK 15.30. I performed following steps for DFU.
1. I flashed softdevice S140 6.1.1 using nrf connect...
Hello,
I've been working with a nRF52840DK and the ble_app_uart example (examples\ble_central\ble_app_uart_c) trying to modify it as needed for my application. The dev kit...
These days I have the following problems using NRF_SDH_BLE_OBSERVER. I have a CPP project and try to initialize the BLE-Stack in the following way:
The Project is running...
Hello
I need to use external flash upgrade to be compatible with our old products.I found some information as follows，I can build and download it but I don't know how to...
1.At this link https://www.nordicsemi.com/News/2021/06/Memfault-platform-on-the-nRF-Connect-SDK ， Nordic customers can register 100 devices for free. How to calculate these...
Hi ,
i am using nrf52840 dk board. and using 17.1 sdk for examples code.
i am trying to customize open bootloader code and trying to validate the signature of a input...
Hello,
I am creating a battery powered vending machine that syncs inventory data to a cloud. This is my first venture into wireless internet devices and I chose the nrf9160...
Is CTS pull-up configuration supported by UART driver of Zephyr for nRF5340 ??
I got the following error if I include cts-pull-up
rts-pin = < 9 >;
cts-pin = < 11...
i was working on NCS v1.6.1 before, and recently, i upgrade my NCS to v1.7.1. then i find the spi_transceive() function changed.
i use spi_transceive for SPIS receiving...
The SHA256 for the Windows nRFconnect software does not match up with what's provided. I have downloaded it 4 times and it returns the same hash.
Given: B2901E75C20D89DAFB7AE8053C5C8BF380A8A7A738F2810AB360081B516A8131...
