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,
Our system was working fine under Windows 8.1, but now we have upgraded we are having connection issues.
Our nrf device uses no security, and Windows 10 tries to constantly...
Hello,
I am unable to access my SRJ profile with email id [email protected] due to two factor authentication. i do not get anything in the google authentication app...
The value of
ACCESS_SUBSCRIPTION_LIST_COUNT is 7,
but when I add more than 3 group in subscription of a node, its shows insufficient resources error.
What is maximum...
Current situation:
I am using uarte to communicate over UART, at Individual level this works. I have serial mesh DFU implemented in my application and at individual level...
I have been able to recieve data from individual Thingy52 modules on RPi 4 in Python.
How can I setup my RPi to communicate with multiple modules?
A straightforward approach...
Hi Everyone,
I am using nRF52832 with SDK v14.2 and SD v5.0.0 for our product development on a custom chip.
While pairing for the very first time with the smartphone,...
Hello,
I am using nrf52832 board, having SDK 15.3.0 in Segger studio IDE, using window10.
I am trying to read from ADS1232 IC,
Connection:
DOUT - P0.11
SCLK - P0...
Hello,
In ble_advdata_short_name_find,
&& (parsed_name_len < strlen(p_target_name))
should be
&& (parsed_name_len <= strlen(p_target_name))
Right now, if the short...
Hello,
I am looking at the nRF51822 and was wondering if I have the input buffer disconnected, is there a difference in current consumption for that pin if it is not connected...
Just saw the announcement of the Arduino nano 33, based on the nRF52840 and mbed RTOS. Presume it'll take a while for all of this to come together, both HW availability and...
How to set the tick of RTC to, for example, one second. And then calculate the current time base on the RTC counter.?
i need to calculate time from the RTC so that i can...
Hi all,
During development I've run into issues setting up a functioning characteristic notification for IOS or Android. The notification works fine using the NRF Connect...
This is the ticket:
https://devzone.nordicsemi.com/f/nordic-q-a/52310/how-to-switch-a-node-into-provisioning-configuration-mode-to-configure-with-nrfmesh-app-and-then-into...
Hello, we seem to be having an issue with LE privacy. We want to always use a random address when advertising, here is what I am seeing.
- SDK 15.3, Nrf52840.
If I disable...
Hi,
I'm working on enabling APP Protection while successfully executing below code:
if (!nrf_sdh_is_enabled()) { if (VERSION_BUILD <= MAX_RELEASE_BUILD) { NRF_UICR-...