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 use the QSPI(SDK15.2) of NRF52840 to read and write FLASH. Every time I open QSPI function, QSPI is closed after writing flash, but after close QSPI, there will be occasional...
Hi,
I want to capture data from TWI ADXL345 and send them by ble_nus_data_send() to mobile. Timing of data sending is done by application timer. My problem is that when...
Hi,
I tried to merge ble_app_multilink_central and ble_app_uart_c.
But, when I run the project It errors like below
I thougt the problem is the address of RAM_START...
HI,
my new BLE project is using nRF52810 chipset. Following is the requirements:
1. BLE nRF52810 will pair with iphone/android taplet
2. iphone/android table will...
Hello All,
I am using "nRF52840-DK" with "nRF5_SDK_for_Thread_and_Zigbee_v3.0.0_d310e71" SDK which i am using with SEGGER Embedded Studio(SES) .
I tested the "Blinky"...
Hi, weird issue. I am using the nRF toolbox to connect the nRF52832 (configured for HRM) for use on android. The thing is, on my personal phone ( Samsung galaxy s10+) everything...
Hello.
I have several problems with building this demo: https://github.com/NordicPlayground/thingy52-mesh-provisioning-demo As author recommends:
Download and extract...
Hi,
I would like to increase the length of read & write characteristic value to 29 bytes. I changed the NRF_SDH_BLE_GAP_DATA_LENGTH = 36 & NRF_SDH_BLE_GATT_MAX_MTU_SIZE...
Hi,
I try to build a simple BLE central device from nRF52840 dongle.
Using Nordic's nrf Connect desktop application I upload connectivity FW.
I want to replace nrf...
Hello,
To the nordic experts, please share your opinion or any suggestions are welcome in finding the feasibility of nRF52832 SOC in our product based on the information...
If I go into a power save management, can still set any digital GPIO as an output without consuming current.
Push-pull?
For example I connect the GPIO to the Gate-Mosfet...
Hi,
We are trying to implement an interface to sniff bluetooth data. We are using Linux with Ubuntu 18.04. Our code for other interfaces are written in Python 3.6. Naturally...
Hi,
I am trying to implement chacha20 stream cipher to encrypt plain text and decrypt it. In the nordic SDK example the chacha20-poly1305 authenticator implementation is...
