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...
In `nrf_log_backend_uart.c` there is a reference to `./integration/nrfx/legacy/nrf_drv_uart.h`. I'm upgrading the system to use the Nordic provided backend, but it would be...
Is there a possibility to compile the mesh stack and the examples with makefiles like the examples from the nRF5_SDK_15.0.0? I would like to work with eclipse and the same...
Nordic's own documentation explains that a "call" to NRF_LOG_PROCESS () processes, at most , one log entry:
infocenter.nordicsemi.com/.../group__nrf__log__ctrl.html
...
Hi guys.
Mbed OS 5.10 released Arm Mbed Cordio Bluetooth Low Energy (BLE) stack as shown in https://os.mbed.com/blog/entry/Arm-Mbed-OS-510-Release
Would it be possible...
Is there any way to program UICR registers using Keil ULINK programmers?
I know that the algorithm it uses to program Flash does not support UICR. However, I am able to...
Hi,
I tried looking for an answer for this, however unsuccessfully. I have a custom characteristic and I set it with a string of values when it is added to the custom service...
Hi Everyone,
I'm having some trouble understanding the different combinations of low power modes and how to use them.
When I first power up my board I use about 500uA...
Hi team,
We are doing indoor navigation project using BLE nordic beacons and we are using ble_app_beacon as a transmitter.
We are calculating the position of person...
Hi there, i'm trying to connect to the internet from my nrf52 chip.
one way i think, we can use the ios as a shareing point for the embeded world.
And i tried from a win10...
Hello,
I have a Mesh application using the nRF5 Mesh SDK version 2.0.1.
I wish to implement the possibility for a node to forget its provisioning status and become unprovisioned...
Does the NRF51 DK come with a SWD interface connector-cable to plug into a PCB's SWD port when flashing/programming code into a WLCSP chip soldered onto the PCB? If not, are...
I'm trying to setup a simple host node to broadcast a attention message with no definitive destination node. I need any of the child nodes (primarily asleep) to see and process...
Hello everyone,
I tried to use the example project " ble_ant_app_hrm" SDKv14.2 but it doesn't work. The bluetooth connection work correctly, I connect my smartphone with...
Hello Nordic
I am developing our device. It uses SDK 14.2.0 and s332 SoftDevice.
This device communicate our app by using ble as peripherals.
I thought that our project...
Hi,
do the AES CCM module, AES ECB module, and the Cryptocell 310 (in nRF52840) employ measures against side channel attacks? I am mainly concerned with timing analysis...
