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'm compiling a custom application using the CMake scripts in the nRF mesh SDK. The first time I flash to the nRF52832 a SIGTRAP occurs on sd_softdevice_enable. I cannot continue...
Hi all
nrf52840 Development board,sdk is nRF5_SDK_15.2.0_9412b96 ,PC is windows 10
When I run the demo of b le_app_hrs on my development board,I use nrf connect app to...
SDK 13, softdevice 132
function fds_register results FDS_SUCCESS
by calling the function fds_init debugger stops, see comment in function below, and i see "unknown...
Hi
I'm a total beginner here and I have the gyroscope sensor LSM6DS3 and I have the nRF52 DK
I want to read the sensor's data via I2C (i.e. using SDA and SCL pins) using...
Hello.
This is becoming a very serious issue for me. When I program the nrf52840 dongle and when I switches on the power, it automatically goes into bootloader mode, means...
I purchased a sparkfun breakout board ( https://learn.sparkfun.com/tutorials/nrf52832-breakout-board-hookup-guide and schematic https://cdn.sparkfun.com/assets/learn_tutorials...
I'm compiling a custom application using the CMake scripts in the nRF mesh SDK. When I debug the application, even though the debugger is working – I can pause execution ...
I am trying to modify the central / peripheral relay example to not use the HRM and RSCS services and to use my own custom service instead.
I am following this tutorial...
Hi
I have the nRF52 Development kit and I can program it using SEGGER Embedded Studio IDE without problems. However, when I try to program it using nrfjprog, the Dk doesn...
Hi to all, I'm developing a new device that should be a multiprotocol: Zigbee (as coordinator) and BLE peripheral (with his own GATT) There is an example for this integration...
I asked a question on here couple of days ago, but I resolved that issue and have stumbled into a more concise and in the right direction. I am using ble_app_uart as my code...
I am using ble_app_uart as my code base. I included FDS.c and FDS.h when I compiled, it presented many config errors. I compared the two config files for the FDS example and...
Hi,
I have some problem about Keil hex output file.
At the end of hex file, there have some line as following image.
In (a) of above image, why "hex file" need to...
Hello again Nordic Pro's,
This is a quick question that I have not been able to find the answer for before buying nRF52840 dongles to replace our nRF51 dongles. We need...
When attempting to initiate GPIOTE pins, I get an NRF_ERROR_NO_MEM on the 5th pin. I saw reference to there being a maximum of 4 high accuracy channels but I am attempting...
