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 having a trouble trying to make a custom service from SDK 15.0 ble peripheral template example. I have followed the tutorial from : https://devzone.nordicsemi.com...
Hi i'm a newbie, Got Thingy:52 (Keil and J-link) and want to develop HOGP keyboard application. Where can I find Tutorial or example ?
Is there a step by step guide on how...
Hello everyone, I'm using nRF52 kit which has got only one UART module, i'm also using the log driver(which uses UART, typing stuff into a virtual terminal using NRF_LOG_INFO...
hello everyone, I need a low power product, so I am using nrf52840. There is a problem now, When I add "app_timer_init()"(I never change the code in this method) in my code...
Hi,
I'm currently experimenting with both the nRF52840 dongle and preview development kit and my question is the following :
Using a generic LTE IoT gateway with a linux...
This isn't a question more of an FYI for those who come after me...
I just spent the past hour (at least) trying to figure out why my code was producing an error on a call...
I want to compare some values of RSSI that I have obtained in a test that I have made with its corresponding theoretical value and to calculate this theoretical value I will...
I am working with the ble_app_uart example in SDK 12.3.0 for the pca10028 board, and want to add a second tx characteristic (the one which receives from the nRF Connect app...
In the blog article Bluetooth 5.1 Puts Bluetooth In Its Place this week:
At the locator hub, an antenna array needs to be designed and multiplexed to the Bluetooth SoC...
Hi All,
we are going to develop the lighting application based on nRF52832 with the use of BLE mesh SDK V3.0.0 and nRF SDK V15.2.0. I am new to BLE and also BLE mesh. So...
I have a MDBT40 developing board and a ST-Link. I flashed some example programs like UART and Beacon. And they are perfectly working. But when I flashed other programs it...
Hi,
I am facing a frustrating problem which came up all over sudden: I am using the nordic uart serice/nRF52/SDK13 and after a couple of connects/disconnects of my peripheral...
in the code below. implemented on a mesh form multiple Clients (Publication addresses) to the server (subscriped) to all the clients.
The code reads beacon data, removes...
Hi all
I would like to use UART on a custom board using the nrf52840 chip. I am using the app_uart driver and have gotten a loopback to work. I have a couple of questions...
