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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hello,
Ported my FreeRTOS application on NRF52 from SDK 12.2.0 to SDK 13.0.0 .My application is using freertos apptimer for timestamping and waking up of device which was...
Hi,
I am trying to run a ble mesh example but I prefer to work using keil, because I already worked other examples using the SDK (12, 13 and 14) and PCA10040/PCA10056 nordic...
For a precision timer application I have an external temperature compensated RTC (DS3231) which produces a highly stable 32 kHz signal connected to pin 5
When I associate...
Hello,
I am rather new to BLE and the NRF5x.
I want to build the following application: a swim timing sytem. The system consists of master timer with a high precision...
Hey,
I have a few questions about dynamic multiprotocol BLE/Thread support.
1. Multiple BLE connections. If I have one connection and connection event length is set for...
I'm working on a bootloader using the /examples/iot/bootloader as an initial template. The image to flash is stored on SD card. I'm at the point where I am successful in writing...
Hello.
i setup - BLE Stack + Uart 1 + SPI 1.
Infinite loop inside nothing code.
nRF52832 consumed 5mA + a.
and i add power_manage() in Infinite loop.
Nevertheless...
Hi,
We are potentially considering using nRF52 DK in our projects. Kindly advise on following questions,
(Q) How we can use uC/OS-II or uC/OS-III with nRF52 or other nordicsemi...
Hi,
I am testing the experimental_bootloader_secure_usb example.
I have confirmed that the old v0.9.2 board has been replaced with a new board and connected to the ...
HI EVERYBODY
The SDK14.2.0 ble_app_uart' NRF_LOG_INFO() fuction can not printf data.how to make it work? i modify the sdk_config.h file as follow,but it still not work....
Hi,
I’m facing a strange problem regarding nrfjprog
I used it for many times without any problem
Now I’m preparing a VBNET app to program a flash sector of the nRF52832...
Hi,
I have my application running on NRF52 using NRF SDK11. I want to upgrade the application to latest SDK14 and also softdevice to v5.0
The application uses following...
Hello,
I am an electronic engineer student working in a company for my graduated internship.
I would like to know the longevity/lifetime of the nRF52840, nRF52832, nRF52810...
I'm looking for different power consumptions in different scenario's, but when I look at the Objective Product specification there are a lot of important fields left blank...
Hi everyone,
I am trying the following project to work with my SPI peripheral device( EM4325): nRF5_SDK_11.0.0_89a8197\examples\peripheral\spi\pca10040\arm5_no_packs
...
