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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello everyone,
I tried reading around the devzone and the infocenter , but I still didn't manage to solve my question.
In my scenario I'm using:
an nRF52832 as a...
I am trying to create a partition on mx25r64 using partition manager on my nrf52840dk. Below is my overlay file
Below is my prj.conf file
Below is my pm_static.yml file...
hi,
I am reviewing development in the environment below.
* HW : nRF52832
* SW : SDK -> example -> ble_app_uart_c
In the nRF52-DK board, we reviewed the example...
I have a couple questions regarding the Bluetooth Mesh provisioner role and TF-M builds.
I am using an NRF54L15 and currently swapped to v3.01. Previously on versions <3...
Using FreeRTOS and SDK 15.3 on nRF52840 and SES, SD 140
I'm following along with the NUS example project in this particular release and have a problem I'm a little stumped...
I'm having an issue with SPI communication. The problem is quite simple: if I use the Zephyr driver, everything works fine, but if I use the nrfx driver, it doesn't. The function...
Hello.
I'm having issues with a custom design board using NRF52832_QFAA SOC.
This is the snippet of the schematic design that my group created:
This board uses internal...
When selecting the ACLK frequency of 11.2896 mhz and a sample rate of 48khz, zephyr panics with the error "division by zero". The culprit is find_suitable_clock(). Posted...
Hi.
I've been developing with nRF54L15DK.
I added below in prj.conf.
Indeed, I could confirm CMSIS-DSP function normally running in main.c.
In my goal, I would like...
Hi, I am currently working on UART sample codes and have 2 nrf5340 Audio DKs . One acts as peripheral and another as Central. i want to modify the central board to connect...
Hi,
I'm currently using NCS v2.9.0 under sysbuild and have recently been using board definitions from different directories. My recent projects possess a "boards" sub-directory...
Hi, I've been trying to top up my iBASIS SIM card, but after clicking on the nRF Cloud SIM "Buy data" link it fails and generates a system error message (see image below)...
Hi all,
Has anyone implemented an MQTT client on an 54L15 before? I have been searching the web and I have not seen a sample program or anyone talking about MQTT with 54L15...
Hello, I've completed nRF Connect SDK Fundamentals Certificate of Completion but I've noticed a little problem with printk and logging.
When I use build configuration with...