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...
Hi,
I developing an Hearing aid accessory with nrf5340 audio and STM32.
I do not have external flash so I need to use the nrf5340 internal flash.
I'm using the 2.5.0...
Hi, my device is central device( Central UART ) and I couldn't get stable pairing with peripheral device with display which provides passkey code. The scenario: 1. From the...
I have bought an nrf9161-dk and following the documentation, I was installing the asset tracker using nrf-desktop v.4.4.1 (because v.5.0 crashes everytime I open it in full...
I am running into a recurring issue with attempting to connect to a nRF52840DK advertising using extended advertising from iOS devices. Connections repeatedly fail to establish...
Hello,
I have a custom board running as a low power node, consuming around 17uA during sleep. When I have messages back and forth, the node goes back to sleep as usual....
hardware:nrf5340+npm1300
software:ncs 2.5.1
hi professor,
If I just connect VBUS, The npm1300 will reset when I read bulk register. If I connect vbat and vbus, read...
I am in the process of adding LE Secure connections to our project and am having trouble and receiving lots of errors while attempting to Makefile it. We added nrf_ble_lesc_request_handler...
Hi,
as soon as I include CONFIG_REQUIRES_FULL_LIBCPP=y in my prj.conf I get an error "undefined reference to `_impure_ptr'" when building:
This happens when I try...
I'm writing a custom bootloader for an nRF52840 using the nRF5 SDK v15.0.0. This bootloader uses the SoftDevice to receive BLE packets containing binary data for the DFU....
Hello, we are testing the LPUART example in loopback with a very simple circuit. The carrier module is PAN1780 - nrf52840 on a custom board with no other things connected...
Following instruction here for setting up NRF52840-Dongle as a radio coprocessor for use with OpenThread Border Router.
The error is at the second step when executing "...
Hi,
I have a working application where at some point, I erase some part of the flash with following code :
On nRF52 aPageAddr is:
(not sure why other variables are...
Hi all ,
I 'm experiencing issues with MQTT client connection on an nRF9160 board via LTE -M .
Some context : I 'm trying to connect to a MQTT broker via LTE -M (actually...
I'm alter the overlay file to adapt my board.
In my board,I try to use pin 9,10 as uart_tx and uart_rx,without cts and rts.
I wirte it in my app.overlay as follow:
...
After installing the nRF Connect for VS Code extension pack and trying to access the nRF Connect for VS Code extension, it keeps loading indefinitely. This is halting any...