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, I am in design stage and i need to change nrf 8001 to nrf 52810. In this point i have a question about pin configuration in nrf52810, Can i use any pin for any use? i...
Hello everyone.
I know from Errata document that the GPS antenna soldered on DK is not working properly on the 0.8.2 version of the DK. I need to use GPS for time syncronization...
Hello,
We are allocating a large amount of pages (100 pages, ~400kB) for the Flash Data Storage module in order to hold collected data. As a result, the fds garbage collection...
Hi all, can the nRF52840 dongle be used as an external Bluetooth 5.0 peripheral via a Raspberry Pi 3 running Linux?
I received this message from my engineer
' The drivers...
This is based on the article fround in devzone here .
I'm compiling a simple Hello World and followed the instructions as per the nrf Connect SDK Turorial Part 2 .
To...
Howdy,
I'm using Zephyr to configure an nRF52840 to act as an I2C master and send data to a TM4C slave at a 100kHz clock rate. The nRF52840 appears to hang after calling...
Hello, I am working with nRF5 SDK 17.0.0 and using IAR Embedded Workbench 8.50.1. I am following the Secure DFU bootloader guide as posted here .
On Step B3, I get a build...
During development, it is a very common task to combine the 4 elements into a single hex file, softdevice, bootsettings, bootloader and application. Mergehex is limited to...
I'm using an nRF52840-Preview-DK board in a POC (Proof Of Concept) to convert an I2S-TDM bus to SPI.
So it takes the I2S FS (frame sync) and CLK (clock) signals as inputs...
Hi Team,
we are working on nrf52 and we doing encryption of the data.
on the receiver end I can understand if there is connection , the keys will be exchanged and after...
Part - NRF52810-QFAA-R7 Hi, I've tried two chips, reflowed and checked under microscope. I have a connection to the track the pin connects to. Errata is applied via SystemInit...
Hello Devzone,
Here is my issue : I want to have a low power mesh node that can just send message to other nodes. The device can enable and disable himself the mesh stack...
Hi
I'm following the procedure in this link https://openthread.io/guides/border-router/external-commissioning
I'd like eui and cc from the source code in the nrf52840dk...
Hi
I'd like to debug my code from IAR with nrf52840dk.
I'm using nrf5_SDK_thread_zigbee_v4.1.0.
I got this error after uploading the code inside the nf52840 dk
...
I was finally able to get a project to build using Zephyr command line by placing the project within the "ncs" folder where "west build" was recognized. I haven't been able...
