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...
Hi All,
Simply put I am trying to use the Xiao BLE Sense board connected to the Expansion board (with SD card slot) to write audio recorded data from the Xiao embedded PDM...
Hello, I'm programing my project while using the nrf52840 chip. I'm using segger embedded studio for the programming part because with the nrfconnect I have error code 9 ...
Hi I wish to integrate Matter over thread in unicast audio server . My objective is to use matter to control the volume and play/mute states. I would like to know whether...
Hello, checking if it's at all possible to have uart working on the nrf52832-dk using pins 18 and 21. I can get rx/tx working with an ftdi using pin 12 & 13, but not 18 &...
SETUP:
2 x NRF54L15 DK initiator/reflector sample (as of 4/8/2025) Major RTT settings below - RTT (BT_CONN_LE_CS_MAIN_MODE_1) with 1M phy, 32 bit random RTT (will add settings...
I am working with nrf52840 dongle, details on the antistatic cover are( nrf6829, 2.1.1, 2024.02). I am trying to flash it using https://github.com/adafruit/Adafruit_nRF52_Bootloader...
Hi all,
I'm facing a challenge with efficiently transmitting high-frequency sensor data over BLE.
I’m sampling sensor data via SPI from a sensor capable of outputting...
Dear Team,
I am attempting to provision my Thingy91 device to AWS IoT Core using Fleet Provisioning with the Claim method. I've been closely following the instructions in...
Hi everyone,
I'm experiencing an issue with my nRF54L15DK board.
When I build the OpenThread CLI sample with the /ns configuration, everything works as expected. However...
Hello, I am working with a Seeed XIAO nRF52840.
I'm able to get an average of 500 uA in SYSTEM OFF mode. However, for this application, the current consumption during wake...
Hi guys, With v2.8.0 sdk, L4_e3 code ( academy.nordicsemi.com/.../) works with nrf52833dk. We have a custom board that we designed. Here, nrf52820 chip is used. I can compile...
Hi,
I have thingy:53 and I have damage to the sw2 pin and I am unable to enter the DFU. I lost two tiny pieces that go just above the one in the photo and not even...
Can some one describe how this is supposed to work:
https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/samples/mpsl/timeslot/README.html
I would have expected to see...
Hi,
I wonder if anybody could help me? What is the best way to close down the nrf9161 so that it reconnects quickly after powering back up again?
I'm running Zephyr 2...
