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 am working on nRF52832 having SDK 15.3.0, Windows 10 and Segger Studio IDE.
My query is, i want to restrict my nRF board connection to a particular custom application...
I am using Ubuntu 16.04. I have installed NRF CONNECT for desktop. Once I try to launch BLE app, it's loading forever. Can someone help me with this?
Here's the screenshot...
Hi there, in my project I use nrf52840 and coap server/client relationship so the question is can I receive multiple messages at the same time on the server? I found some...
I've searched the history of devzone and see there was already a similar question for different type of microcontroller and the answer was to contact representative of Nordic...
HI,
We are developing a 2d -3d mouse with nRF5_SDK_14.2.0_17b948a "ble_app_hids_mouse" application.
For knowing the battery discharge rate of our product we are trying...
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For my application I need to combine the NUS example with the aes crypto codes.
I am encountering lot of errors while doing so. I noticed that aes code has a lot of...
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I am considering nRF9160 (ARM Cortex M33). How can I trace the systems calls or instructions using ETM? Can I store the traces on the device (in a trace buffer) and...
Hi,
I have created a custom board with an NRF52832 chip on. Either programming via ULINK2 or the DK PCA10040 is no succes, board won't be recognized although it is powered...
Hi,
During preparation of development environment it was figure out that link to nRF5x-Command-Line-Tools-Linux-x86_64 is invalid(http ec 404).
BR,
Iurii
In this case, when I change values in the "User memory", is there any API call or other action required to advise the SoftDevice that the data has changed?
Only the values...
Hello.
C21, L5 and C22 are part of antenna matching. And, L6,L7,C23, C17,C19,L4,C20 they suppress the harmonics and spurious responses and match the chip to 50 ohm. R19...
Hello,
I am trying to setup the DTM to evaluate our product. I am using shielded boxes and following the setup from application note 34:
I am unfamiliar with this...
Hi all,
I added ble central multilink example with ble_app_uart_c code, i am able to compile code successfully, but not able to run this code on board due to this error...
