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 am using nRF5340DK and would like to send and receive data to computer via UART1 and pins "TX", "RX", "CTS" and "RTS" using USB TO RS232 SERIAL CONVERTER.
This way I...
Hello Nordic, I have a problem. I'm running the nRF9160DK with three sensors and an sd card reader. The three sensors and the sd-card reader are connected via SPI. Due to...
Hi,
I would like to generate interrupts triggered by an input clock pin at 2 MHz to sample an 8-bit digital signal. I am trying this with an nRF5340. Up to this point...
Hello,
I am working with a nRF52833 and I am no longer able to use my JLink Base to flash it. I was previously able to flash it and there was no hardware change at all and...
Hello,
I am writing code in zephyr on nRF52840. I am advertising my BLE. and we have a stable android app (built-in a flutter). My problem is when I am trying to write an...
Hi teams,
Recently, during my test with some Arduino-Shield compatible daughter board with nRF52833DK, I found some pin mapping is incorrectly defined in nRF5 SDK.
The...
I have multiple elements with multiple sensors (4x6 in total, all 4 elements has the same type of sensors). I need to find out which element called sensor get callback. In...
Hello! I recently tried to develop Bluetooth communication based on nrf52840 chip. It is planned to implement a graphical software program on Windows platform. We checked...
My employer will be building a custom product in the next two weeks containing the NRF52840 module. We are using JLink debuggers in our test fixture to achieve this. We are...
Hi! The nRF52820 chip does not have the SAADC module used to estimate the battery life in its larger counterparts (nrf52840 and nrf52833). Is there a different way to estimate...
I'm trying to program the NFC Type 2 tag inside my Arduino Nano 33 BLE (nRF52840) following the nrfxlib 1.8.99 documentation , using the latest nRF Connect SDK. The nfc_t2t_setup...
Hi, I am using nrf52840 and Mesh V4.2.0 sensor and light_lightness examples.
I have been able to successfully combine the server side, but I have no idea how to start combining...
Hi, we stumbled into two issues when we enabled LESC in our application.
Relevant SDK config:
NRF_CRYPTO_ENABLED
NRF_CRYPTO_BACKEND_CC310_ENABLED
NRF_CRYPTO_BACKEND_CC310_RNG_ENABLED...
Hi,
I'm trying to enable PA/LNA control with a nRF5340 using the nRF Connect SDK v1.7.0. This version was the first to introduce FEM control, as described here: http://developer...
