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...
I am migrating from a child_image type project to the newer sysbuild system used in ncs v2.9.0.
My application is based on the ncs nrf5340_audio application, but my application...
Hi，
When I use NCS V2.5.0 （board：nRF 52840），I want to set the Non-Connectable and Scannable Extended Advertising.My code as follows.I use the APP nRF Connect for moblie...
Hi everyone,
Environment setup: - I am using Zephyr OS 2.5.0 running on nRF52840 board. - MIRA mesh integrated in the application.
Problem description: - Firmware A has...
When both ethernet and WiFi are supported on one MCU (with both sharing the same L2 implementation, only one network device being active at a time), does it matter if both...
Hi, I previously wrote about an unexpected behaviour which I've made a diagram for below. It's relatively simple though, the COMP watches a voltage and fires a toggle event...
For the GetAssistanceData endpoint (POST /location/agnss), if we are using the x-custom-device-id header instead of a device token and registered devices, how can we view...
Dear All,
We have a custom design with a nRF9160 powered by Lithium primary batteries.
When batteries end of life is coming or sometimes when harsh environmental operating...
Hi,
USB CDC EPOUT stops working as the USB incoming traffic data rate increases. The symptoms of this issue align with the Errata 199. The workaround for Errata 199 is...
I'm currently working on a custom board based on the nRF52840 , using SoftDevice S140 v7.0.1 and nRF5 SDK v16.0.1 . I’ve integrated the BLE Buttonless DFU example ( examples...
Hi, last year the name of the Zephyr module "TraceRecorderSource" was changed to "percepio". In January a PR was accepted that updated the SDK's allow-list (west.yml).
We...
Good morning,
In my application (SDK v 2.8.0) I would like to disable/enable runtime the advertising for the mesh provisioning. The inizialization of the mesh stack works...
Hello , I have a problem on angle of arrival application to see switching nrf52833 board
I use nrf52833 dev board. I use 2.0.0 as sdk version. I use nrf/samples/Bluetooth...
I would like to know the recommended battery part that is suggested by nordic to work with the nrf5340 Audio DK. I saw some blogposts where it was mentioned that a 3.7V 1500mah...
Dear nordicsemi,
In our application, we need obtain the number of input edges,but we always get a incorrected result in a long-time testing situation (2-3 hours), and this...
Hi,
I would like your support in reviewing and helping define the correct configuration for the NPM1300 charger in our application.
Here is the current configuration we...
