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, I'm a beginner and trying to do my project with nRF9151DK. As said this project uses the nRF9151DK that requires high-throughput USB-UART data streaming on two boards...
Hi,
I am new to arm and ble development. I am used to work with AVR mcus and I am trying to migrate a project from AVR to nrf52.
AVR usually has some "General Purpose...
Hello, I would like to evaluate the Thingy 91:X, but I can't install nRF Connect SDK on any machine (Windows / openSUSE) due to various problems. I will try to break down...
Hi,
I'm trying to power the chip on the DK from 5V power supply. I connected the USB connector J3, and switched SW9 to "USB Source". However, it seems that this is somehow...
My design is in alpha test and we just discovered that apparently SPIM allows only one module to be enabled at a time. When a second module (SPIM3, SPIM2) is enabled, the...
Tried 2 different wires on both Mac and windows pc. The device didn't show up in system information or Device Manager. NRF quickstart does not detect the device. When I connect...
Hello,
I’m trying to enable image encryption on nRF54L. When I enable the encryption, MCUBoot firmware size gets bigger and does not fit into 60kb region. When I set the...
Hi! I have a nRF52840 and an ESP32 and I want to perform a DFU to nRF52840 from ESP32, supposing I have the signed binary file in ESP32. I was already able to perform the...
Situation:
A FOTA job has been deployed in the cloud, so an update is ready and pending for a device.
Questions:
Once a device connects to nRF Cloud, how long should...
Hi,
I am working on developing Locator Tag using NCS fast pair sample code. I have one query here. Is Accurate RTC required for Google FMDN locator tag? If device loose...
Overal Goal & Problem
I'm struggling to port our nrf5 QSPI display driver to the nrf54L15's sQSPI. There is a lack of documentation and especially examples on using the...
Hello,
I use NCS 2.8.0 and toolchain 2.8.0 for my build. Also, the boad is a custom board with NRF52840.
My zephyr application is structured as show in this link : https...
Hi Nordic team, I received a Thingy91 sample last year, however on loading mfw_nrf91x1_2.0.2 and app: thingy91x_hello.nrfcloud.com_v2.0.2_debug.hex it is unresponsive and...
hi support team，
customer want to use 54L15 radio event
NRF_RADIO_EVENT_READY to set up gpio high ,and
NRF_RADIO_EVENT_DISABLED to clear gpio to low.
i tried below...
we have a device whos active time will be 5 minutes once a month
we have done some preliminary work on saving power.
the device scans for the app, before advertising...
