I am working with a custom board based on nrf52833 , SDK 17.1.0 and ble_nus service implemented.
Final goal is to be able to connect to devices only if they provide the...
During my development, I found NRF5 SDK only supports symmetric RX/TX data length settings.
Here is the on_data_length_update_request_evt in nrf_ble_gatt.c file.
static...
Hello,
I am working on a project that will require external flash. Is there an example program compatible with the following external flash device?
M95P08-I - Ultra low...
Hey,
the USB connection to my nRF54L15-DK isn't working anymore.
It is not showing up in nRF Connect Desktop and I can't find it under /dev/tty... or /dev/cu...
The...
I am relatively new to embedded and am wondering if there was a "best practices" guide / checklist for production deployment somewhere. Things like making sure you are using...
Hi. I'm trying to write a simple MQTT app. I am consistently getting these KConfig errors to do with variables I'm not using, and I have tried to set CMake to ignore these...
Good day,
I've developed a board with a MDBT50Q on it. I'm using the Reg0 DC/DC and LDO Mode Disabled reference circuit ( https://www.raytac.com/download/index.php?index_id...
Hi! I want to make a BLE network with 1 master (nRF51-DK) and multiples slaves (nRF51-dongle). I`ll send differents commands from master to slaves. This is for home automation...
Hello,
I am writing an application using SDK version 8.1 where I have a pin using the PORT event in nrf_drv_gpiote library. I have a need to disable the event temporarily...
I am encountering a problem with GPIOTE PORT events on the NRF51422 in a custom design. The chip occasionally seems to be able to get into a state in which the registers are...
Hello Guys,
I successfully used ble_hids_mouse and ble_hids_keyboard on my hardware but my final solution is a mouse + keyboard combo.
I merged the mouse and keyboard...
Hello,
I want to secure a link between 2 NRF51 (man in the middle and privacy with AES).
How to do that ? (I can use a static key in this application)
Most of the...
I want to create a single hex file that I can use to program the SD, DFU, and my application. I know I can use mergehex.exe to merge these files. To make it so that the bootloader...
Can anyone pls explain what is relation between advertising interval and advertising timeout..
Consider now i am setting advertising interval 1 second how i can prove or...
Hi Nordic,
I have got two PCA10028 boards and have a problem starting BLE on both.
I use latest Keil (5.16) and try to start ble_app_uart_s110_pca10028/ble_app_uart_s130_pca10028...
Hi
When implementing some characteristic handling i noticed, that in the newer softdevices the function "sd_ble_gatts_value_set" has changed to the following declaration...
Hi all,
I need to be able to check the matching networks on a design using the nRF51 series chip. My understanding of the procedure is,
Set up the board, enclosure...
I am having a small doubt in example UART Service. while writing characteristics value from master control panel to nrf51 chip, the stack generating BLE_GATTS_EVT_WRITE to...
Hello,there is a way that can automatically confirm receipt of the packet from the server,without to call evrey time sd_ble_gattc_hv_confirm() after each received indication...
Hi,
I'm using 51822 to control GSM module via UART (57600, no flow control).
My device is USB and battery powered.
After I program the chip I HAVE to disconnect all the...
