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 Team,
I am trying to change the Lesson 9 Exercise 5 nrf5340_both_sol sample to use internal flash for FOTA. The code builds successfully. I have changed the pm_static...
Hi ,
I would like to use an external GPS active antenna on the nRF9151 EVB for testing (J2), does it disconnect the on board antenna GPS ? should I connect/disconnect any...
Trying to install NRF Command Line Tools. Platform is Linux 64bit x86 (distribution Ubuntu 22). I already have installed utilities by Segger, which may be the reason why NRF...
Question 1: I am using GPIO external interrupt. Does this interrupt belong to GPIOTE PORT EVENT by default? Question 2: How to configure low precision GPIOTE? Question 3:...
I use NCS2.5.0，and I noticed that there are two files(bluetooth.h and scan.h) can help to set scan parameters.Is there any difference betwen these two files?Can I call the...
Suddenly DFU OTA fails most of the time while trying to update units with code & "not secure" bootloader that has been working for years. The FW upload stops at 2% to 8% but...
Hi,
This is my first time designing RF section for BLE using nRF54l15, and i was wondering if you guys can give me some feedback on hardware design. I chose a Johanson 2450AT42B100...
Hi,
I am trying to optimize my nrf52840 application for power consumption. If I run simple loop using nrf5 SDK i get ~1.2mA. However with similiar code on Zephyr: I get...
Hi,
I am developing a small beacon application using the nRF 52805 device, and the intent is that it will send advertising packets at a slow rate, to indicate to a partner...
I'm working on implementing arithmetic operations using the PKA engine on the nrf52840 in Rust, following the CRYPTOCELL — Arm TrustZone CryptoCell 310 datasheet. While I...
Hello all,
I have been working on the implementation of the PKA engine on CC310, and have been encountering some unexpected behaviours when using the modular multiplication...
Hi,Nordic team
I am programming with nrf52833,ncs v2.9.0,base on peripheral_hids_keyboards and central_hids.
On central I call bt_hogp_rep_write_wo_rsp can only send one...
Hello,
Both nRF5340 and nRF7002 list minimum storage temperature of -40C. We would like to understand what environmental testing has been done to reach this storage range...
I'm currently developing a project using the Audio NRF5340 to communicate over BLE. All the modifications I made to the Audio DK app work in VScode with SDK 2.9.0, but recently...
