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'm starting a new project that ports an existing (non-Nordic) application to a system based on an nRF52840. My current solution is based on FreeRTOS, so I'm looking at the...
Hello,
We are experiencing 2 different but related app_timer failure conditions.
app_timer_create() returns NRF_ERROR_INVALID_STATE
app_timer_start() does not return...
Hello,
I am using nrf52840 microcontroller and segger embedded studio for making firmware. I made my own project and I am having trouble configuring nrf logging which i...
Hi,
i am working on a Bluetooth application with the nRF52832.
When I try to connect a Pixel 3 (Android 10) via nRF Connect app which is available on store, I am unable...
Hello!
I've got a small problem in Visual Studio Code for Windows, the intellisense can't seem to find the nordic header files from the downloaded sdk. It compiles just...
Greets,
I'm using the aws_iot library atop an nRF9160 successfully to connect and interact with AWS services.
The aws_iot_evt_handler_t callback is triggered when messages...
I'm not sure if what I am trying to do is the proper way to send ble data, and I since I can't get it to work, I'm assuming I'm doing it wrong. What I'm trying to do is send...
Hello, I wanted to send data over peripheral device to the central device by using ble UART example. I used ble_nus_data_send() function in main(void) function. I have checked...
Hi, New user here, I develop using Kicad and it has an antenna based on the Ti SWRA117D design, which is 2.4GHz. Can I confirm I only need two components (as per reference...
Hello,
I am using the SPIM module to communicate the NRF52832 with a sensor, every time it generates an interrupt - which is generated with a frequency of 25Hz. For the...
Hi expert,
I'm working for my project that make a controller for drone, and that i need nus for as my service so i can exchange the data (send order via rx from smartphone...
Hi I'm trying to integrate the iBeacon and Eddystone protocol together. For this I'm using the timeslot to advertise the packets simultaneously. I have successfully integrated...
Hi,
I currently did many test with BLE our new devices, and i am stuck on this probleme since days. The goal of those test are to have internal too for validation process...
I am working on my first nRF52832 design utilizing a 4 layer PCB. I have been reviewing the different antenna options for this device and have some questions about the PCB...
