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 having trouble linking my ble mesh project, at first worked perfectly but now well it doesn't link, I haven't changed anything that I can think of. I used the lightswitch_server...
Hi,
I am trying to use the Nordic security backend support from nrf Connect SDK to connect to HTTP and MQTT with TLS.
Below are my steps:
1) do certificate provisioning...
I am using the BMD-360 Evaluation Kit and have just started trying out the examples in the SDK. I have gotten many of the ble examples running and been able to modify them...
Dear All, I want to create a simple example, where the nRF9160 will create a file in an SD card, read it, write to it etc.
I found an example in ncs/zephyr/samples/subsys...
Hi,
I am trying to evaluate the https update process for the nRF9160 but I can't seem to get the device to finish the process. The download socket keeps failing out with...
Hello,
I am exchanging BLE data between an nRF52 based custom board and a phone.
Is it possible to view all the BLE data being exchanged between the nRF52 and the phone...
could you tweak the following docs to include info for Amazon web services.
https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/enabling-and-testing-tls-in-mqtt_5f00_simple...
Hi Great Nordic Support Team:
Our clients are developing Pick to Light System with 52840. And they'd like to know why the reflow time is such long (60s-90s),it's described...
I am using ESB to send package from a nrf52832 (primary transmitter) to a nrf42840 (primary receiver). I use nrf5 SDK v15.3 on both of them. I send a ping message (12 bytes...
Hi,
I have an issue with the nRF9160 getting stuck in CEREG response 4 (Unknown). When I look into the full CEREG status, I can see that the EMM reject cause is 15 (Cause...
My question is similar to https://devzone.nordicsemi.com/f/nordic-q-a/4272/sd_radio_request-performance-question
I am using the S140 softdevice and the Radio Driver ( github...
SDK:15.3.0
CHIP:52832
nrfutil:5.1.0
Python:2.7
I am using this bootloader code install folder\nRF5_SDK_15.3.0_59ac345\examples\dfu\secure_bootloader\pca10040_uart_debug...
Hi,
I am evaluating the nRF52840-DK, and wanted to know if the source code is available for the 'Sniffer' project as I can only find the hex file.
Thanks in advance.
I would like to use functions from the date_time and dk_buttons_and_leds libraries in an nRF91 application. I included the following lines in the application's prj.conf file...
Hi! I'm trying to understand from the documentation why the reset pin is unique.
What I mean by that is why is the reset pin different than assigning a GPIO to a button...
