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...
I need to port a system from a STM32F407 MCU to the nrf52832.
The old system would continuously poll a SPI slave for 244 bytes of information and after receiving 60 valid...
Hi,
I am working on the ADC and trying to sense the battery level to measure it voltage.
And I have configure the ADC with normal conditions as present in example of SDK...
Hello
First things first, when I use the UART example located in:
\nRF5_SDK_15.2.0_9412b96\examples\peripheral\uart\pca10040\blank\ses
all works fine, the script compiles...
Hi,
I hope this is the correct place to ask beginner questions. I new to microcontrollers in general.
So first of all here is what I am using currently:
Software:
...
Hi,
I'm using Nrf52 with SDX 15.2.
The device is far for the host (smartphone), I would like to know if I can know the RSSI with the Smartphone? How can I control the...
Hello everyone!
I'm trying to implement a mqttsn client inside a microcontroller, and the nrf52840 should be used only as a way to communicate with other thread devices...
Hello!
My name is Tiago Morais. I've started to work with nrf52840 and now I'm having some problems with its CLI.
I'm trying to use the nrf52840 dk with openthread and...
Dear Nordic Team, Thanks for supporting.
Currently i am working with DFU for nRF52810 custom board. I am using SDK15.2.0. I followed these steps (//devzone.nordicsemi.com...
Hi all,
I'm following https://www.nordicsemi.com/DocLib/Content/SDK_Doc/Mesh_SDK/v3-0-0/md_doc_getting_started_dfu_quick_start and I'm using mesh SDK v3.0.0, I have a problem...
Hi all:
All of the example code is using GPIOTE to demonstrate how to handle GPIO interrupt.
However, it just can configured HiTOLow/LowToHi/Toggle.
If I want to trigger...
Works
Use nRF Connect v2.6.0 on Linux to erase, program softdevice.
Works
Use Keil to program application firmware
Does not work:
Use nRF Go studio to detect...
I need to implement a simple uart protocol. most messages are fixed length (8bytes) with some exceptions.
here what I do in pseudo code, I send 8bytes and expect 8bytes...
Hi
I am trying to port an SPI driver from a project for the NRF51822 to an NRF52832 and running into a problem reading more than two bytes. We are using SPI0 (not SPIM0...
Hello,
I'm using an NRF52 DK board.
I noticed that when I change P0.27 from the default (input / not connected to input buffer) to being an input pin connected to the...
Good evening,
I had a question in respect to the exact procedure needed to read a characteristic with read permissions. I have just discovered a service i would like to...
