In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Now I want to construct a mesh network in an intermittent environment. You know the device will power off and power on frequently, I need to store the communication statin...
Hello All,
I have referred the reference example code to suit my needs. Below is my code,
Code is stuck at waiting for event. Didn't get callback with oversamping of...
Excuse me:
The client made a keyboard with nrf51802.，It has been mass produced。The customer reported that the keyboard and MacBook were connected and bounding before opening...
Hi,
We have observed that in areas of poor lte connectivity, the client_inti() works well but the mqtt_connect() takes a couple of minutes and times out.
I need to change...
Hi,
I'm compiling a piece of code that uses USB CDC ACM from a .cpp file, and I stumbled on the compiler complaining about out of order initializers in app_usbd_cdc_acm_internal...
Hi,
I'm trying to use Zephyr's 'http_client' library in Asset Tracker V2. I have included 'net/http_client.h' in main.c and have set 'CONFIG_HTTP_CLIENT=y' in prj.conf....
Hi,
I want Windows PC to communicate with nRF52840 dongle over USB full speed.
Are there sample of Windows software(likes API) and nRF52840 dongle ?
I want to realize...
Hello,
What is the limitation of the total current we can source/sink at the same time in multiple pins for low Vdd?
I could find a similar question (and answer of 15mA...
Hello there, I am working on a customized nrf52832 board. For the limited size, the 32kHz crystal is not install because I think the clock from 32khz crystal can be replaced...
Hi all
I want to do a device firmware update via the bootloader, and I am unable to do so, as all attempts end with a disconnect from my Android phone (Pixel 4a). I can...
Hello!
Hardware: nrf52840 IDE: Segger Embedded Studio SDK: nrf5 SDK 17.0.2
I've been having issues with receiving USB HID IN reports on Android. If I send at an interval...
I'm trying to debug a usage fault in my NCS project using an nRF52833 DK. I can't seem to select the logging backend for coredumps. I have the following lines in my prj.conf...
Hello,
in my project i am using GSM module so i need to add UART to TEMPLATE example but i am getting error that "undefine reference to app_uart_init"
please resolve the...
Hi
The Zephyr mesh_demo project has been built correctly but I'm facing a problem when I flash it
C:\Users\OMAR\zephyrproject\zephyr\samples\bluetooth\mesh_demo> west...
Hello :)
I am using pca10056. Use SPIM to control the external flush memory of this board. I read the IC's surface, I recognized its name is MX25R6435F. (Is it correct ...
