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 am working on iOS pairing and bonding and connection and disconnection through UART.I am facing issue where pairing is initiated after that the device is getting automatically...
Hi,
We are experimenting with Distance Measurement feature a we observed 2 issues.
HW: Custom HW with: CR2032 coin cell -> joulescope -> 40 uF capacity in ceramic caps...
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...
Hi , I am wondering if anyone with SPI expertise can answer this Q , I 'm using an nRF52840 with spi_transceive_dt()
In my devicetree I've configured SPIM on SPI3 to talk...
Hello,
I used the default sample from the nRF SDK with the same prj.conf file. I can flash it to the board successfully, but I'm seeing an error in the terminal. My toolchain...
nRF5_SDK_17.1.0\nRF5_SDK_17.1.0_ddde560\examples\peripheral\blinky_freertos
nRF5_SDK_17.1.0\nRF5_SDK_17.1.0_ddde560\examples\peripheral\blinky_rtc_freertos
I burned these...
I am using nRF52840 to interface my MPU6050 sensor via I2C , I build and flashed the program and there were no problem. But I can't see any clock signal on the default I2C...
I'm trying to build the zephyr/samples/net/sockets/http_client. I selected thingy91_nrf9160_ns for the board config and it builds and works fine. However when I enable
...
In my project, need an external sram with SPI interface to increase the sram volume.
I'm not sure if I can do it，please give an exsample in C language and some tips.
An...
Some of the products we produce do not work after about 10 days. Our firmware starts the watchdog module as soon as it starts, and sets the timeout period to 30s. And read...
I would like to implement ANALOG Modulation schemas on nrf52 serias family (e.g. AM, FM, SSB)
Do I have a direct access to IQ samples OR basic properties of the radio carrier...
I am using is25lp03d flash with "nordic,qspi-nor" driver.
The issue is that nrf_qspi_nor.c driver uses `nrfx_qspi_mem_busy_check()` before entering suspend mode. This function...
The %XCONNSTAT read command returns the total amount of data received/transmitted "in kilobytes". By kilobytes, does the documentation mean 1000 bytes or 1024 bytes?
Hi
I would like to have a project using 52840 witth softdevice 17, and I need to use internal flash to make a USB mass storage device
I reference to ....\examples...
