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...
We're working on a project that makes use of an nRF9151 and an nRF7000 for wifi scanning (specifically for location services). We are currently debating the usage of passive...
i have a trivially simple "bare-metal" (register-level) test case in which i setup GRTC as follows:
MODE.SYSCOUNTEREN = 1 TASKS.START = 1 TIMEOUT = 2
i also have the LFXTAL...
On a nrf5340/nrf7002 custom board, using NCS 2.9.0, I am trying to get a reliable https connection to different backend servers.
I'm having trouble with the TLS handshake...
I recently flashed a new application onto devices that has prevented any new application images from being swapped into the primary slot. Any new images are uploaded to the...
Hello,
I got the https://github.com/nrfconnect/sdk-edge-ai/tree/main/applications/ww_kws application running on the nRF54LM20 DK with the Axon NPU and it can correctly detect...
I found that CoAP requests unexpectedly block GPS positioning. So, the solution is to add a synchronization semaphore between them. I stopped the CoAP request while waiting...
Hi Team,
I am planning to implement a secure boot mechanism on the nRF5340 for one of our products and would like to ensure the design is robust, scalable, and production...
Hi
I am using nRF54L15DK, with SDK v3.2.2.
I want to implement an event log, persistent in Flash.
Initially I thought of using FCB, but I am running in to issues with...
Hi
I have custom nrf5340 based product, with an NFC interface for card emulation. I have managed to get this to work in raw APDU mode in NCS 2.9.0 (with selected cherry...
Symptoms
A GPIOTE event channel is configured to detect a rising edge on a GPIO input. Via PPI, the event drives a GPIO output low within a few hundred nanoseconds. The...
Hello all, I am following up on a related issue regarding mcuboots partitioning and image validation. ( link to previous MCUBoot QA forum ). I have devices out in the field...
Hello Nordic support team,
Forgive me if I am asking a stupid question.
In the source file ble_conn_params.c, there is a function called ble_conn_params_init() and I...
NPM1100 outputs VOUTB (2.1V) to power the NRF52832. Programming is performed via J-Link with an external 3.3V power supply. However, this causes a short circuit between VSYS...
