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...
I have a project for the NRF5340 with SDK 2.6.1. I test the code with twister using Unity and CMock. That works great. But now I have to adapt the unity_cfg.yaml (which is...
Hi,
DK:NRF54L15
Modify form the sample code:peripheral_uart
I add one spi21 and k_timer to get the sensor data, periodically. But got the error ZEPHYR FATAL ERROR 4...
Dear Nordic Support Team,
I am working on a project to measure distance using two E73-2G4M08S1C nRF52840 modules. I would like your guidance on the best approach for implementing...
ide :- segger embedded studio I have a problem regarding BLE_UART.
I am using Segger Embedded Studio. I want to implement Bluetooth, so I used an already existing code in...
I want to do DFU with secure keys on nrf54l15dk. I want to receive in my application new firmware and store it on internal flash of the nrf54l15 (i have memory to store the...
Dear Nordic Support Team,
We are using the nRF5340 together with the NPM1300 in our project. The 1.8V output is controlled via the NPM1300.
When performing a BLE DFU ...
Hi,
Could you please give us some power budget comparison regarding connections using CoAP vs MQTT and other protocols (UDP socket...)?
We are thinking on a nRF9151 design...
Hi all, Relatively quick question. I have a production implementation where the COMP "Cross" event is wired by PPI to a GPIOTE "out" task. The Comp is acting as a UVLO. When...
Using Zephyr V2.8 on the L15. In the uart callback, in the UART_RX_RDY case, can the evt->data.rx.offset ever be non-zero?
It doesn't appear that the offset is ever non...
I am in trying to use the AT client sample with an RS485 interface on a custom Board with nrf9151.
Other than the API states ( https:/https://docs.zephyrproject.org/apidoc...
Hello Nordic Engineer,
Actually, the phones are not part of the mesh network, right? Also, I treat all the nodes inside the red box as LEDs because I'm designing...
My own 52833 board use QFN40 package. DK use aQFN73 package.
I try the same code. and find DK can enable exernal xtal. while my own board cannot enable external xtal.
...
Hi,
I have an Adafruit feather nRF52840, and try to program it via a Nordic DK (through the connector Debug out). It is possible to flash the feather when I use a devicetree...
Hi support team,
I'm currently developing a project for a custom board with a nRF9160 chip and with nRF Connect SDK 2.9.0 and Zephyr 3.7.99 using VS code with nRF connect...
Hi, I'm implementing the DFU for the nRF5340 MCU and now need to set my private keys to be able to sign firmware files.
The issue is related to the Signature key file specification...
