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 followed the custom BLE tutorial and got the output.
1. The result increments till 19 , but after that the value 20 is appended with extra character. May i know the...
Doing some mobile app development using QT environment on Windows 10 and would like to debug using Bluetooth LE. Can anyone recommend Bluetooth dongles that would work with...
Hello,
In our product we have the following hardware configuration that implies two MCUs :
- a nrF52832 with BLE capability and running as an I2C master
- a nrf52810...
Hi,
I'm using the Maxim Integred sensor MAX32664 and MAX30101 with nRF52832. Do you know where i can find examples or code sources to implement the communication between...
Hello,
We are exploring a suitable platform for the next generation of our shoe-sensors. We found that the recently introduced nRF5340 fulfills most of our requirements...
Hi, I have a question regarding nrf52840. Can I communicate nrf52840 with sim808 GSM? Can I send AT commands through nrf52840 to sim808 and receive a response in BLE? Thanks...
Hi
I am working on a project based on Thingy91 hardware. I try to use Asset_tracker application on the nRF9160 and Connectivity_bridge on the nRF52840.
I used nRF Connect...
I am inquiring about two things. One. Utilizing powering the nRF52840 with 1.8V at the nRF_VDD with number 3 configuration of recommended hardware with the Specification v1...
Hello,
I use Segger Embedded Studio. When using tutorials which are on nordic web page , untill now tutorials were imported and built successfully. But on this one I come...
Hi,
So i'm working on an android app that communicates with two nrf51822 devices on the s110 softdevice by switching between them continuously (connecting one, disconnecting...
Hi,
I am using an nRF52840 Dongle with an external debugger and an external UART, provided by a USB to UART adapter, its an FTDI board.
I have modified my overlay file...
Sir,
How can i use the SCAN REQUEST to transmit dynamic data PDU to the PERIPHERALS ?
The idea is that the CENTRAL sends data to PERIPHERAL without make a connection!...
I am using the fatfs example in SDK 15.3 and I need to implement an energy saving mode for a use case when the sd-card is inserted but not needed. In a first step I'm cutting...
Hello, first of all I am new to Zigbee.
I have read the Light bulb example, and now wondering on connecting it with some kind of power consumption monitor. I want to create...