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...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I've installed the nRF Connect SDK, and want to bring up a command-line build environment.
I'm able to do it as it says in the instructions here : Bring up the Toolchain...
Hello,
--> I want to read some analog values from Pressure sensor. I don't know how to read analog input from sensor. Can you give/provide me the code which having an only...
Hello,
I am now developing firmware for nRF52840 DK and nRF52840 dongle. My target is to develop a firmware that my DK/dongle be central and can send command to peripheral...
Hi, I am trying to follow the nRF Connect Fundamentals course and have just built the Blinky app. It actually builds fine, but on the console it does show that there is 1...
Hi,
I am using an nrf5340 with nrf connect sdk v1.9.1. I need to calculate the duration of an event with nanosecond precision, so I am using an nrfx_timer at a frequency...
Hi, I am using nrf52840, SDK v17, SES v5.10 ble_app_uart example for the development.
I am able to send data from the nrfConnect app to uart but not more 1 byte at a time...
In SES, it is possible to clean when project is opened , Rebuild ALL, clean solution, clean zephyr and as well from Project -> Reload project, it is possible to update. How...
Hi,
Since NCS 2.0 dosent support SES anymore, I've started using nrf connect in vscode recently.
Here are some problems I met:
1. It takes almost 5 mins to loading everytime...
hi, i am using a cutom board based on nrf5340 mcu , so, while setting it up i am facing the problem in checking logs and led status.
i am uisng the nrf5340dk board to build...
Hello,
I work with NRF52832 evaluation board.
SDK 17.1.0
I try to implémente DFU -> pca10040_s132_ble / pca10040_s132_ble_debug.
Applicatif is : ble_app_buttonless_dfu...
Hi,
I did recently start with my pcb design for the nRF52811, but I have some questions about the antenna. I want to use a 2450at18a100 chip antenna of Johanson Tech.
...
Hello there,
I have a custom service which includes 5 characteristics, 2 of them use the notify property. I am able to get the first one to work properly, and verified that...
Hi, we are trying to compile our project with NCS V2.0.0. Currently we are using NCS V1.8.0. In CMakeLists.txt we have this line to pass a custom signature key file to MCUBoot...
