How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
hi,
i am using ble_uart example in which i am sending 3 byte of midi data
(90 1e 45 0a .E.)
i am getting (.E.) when i converts this ascii value to hex value i get (2e...
Im trying to provide DTM functionality for certifications tests. I can't setup an UART interface, I found the below code which tries to use DTM without UART. it uses channel...
Hello,
I've read a lot about trouble people had when they used bluetooth and flashed the rom without using the propper softdevice APIs.
What is the issue with concurent...
Good morning.
I ´m working with nrf51-dk, sdk 9.0.0 and softdevice 110.
I have done a proyect without softdevice, only uart and master spi (mode 0) and works perfect...
Hi, I flashed the Proximity Application to nrd51822,with s110_nrf51822_6.0.0-5.beta.
the chip run right, and I used the NRF Master Control Panel, when I write data 0X02 to...
Dear all,
I have tried using a setting a break point in main() of my program. Without running the softdevice, it is fine to pause in the break point and continue to run...
Hi,
I am developing a product using nrf51822. While pcb designing I am getting a clearance error. Please let me know how to resolve it. All the dimensions are 8mil in clearance...
Hi,
I am editing my question:
I have seen some strange behaviuor I could not explain. In order to test it I have made the next test program:
I am using the application...
Hi,
I recently bought the nrf 51 development kit. Before implementing a BLE application on the board I wanted to start with a simple application of blinking a LED by pressing...
1.I have a nRF51_DK and nrf51822(waveshare core51822)
2.Keil 5.18v and all of the needed software were Installed
3.s130 1.0.0 or 2.0.0 and sdk9.0 or 10.0 were used ...
Hi Nordic Dev Zone, Ray Kampmeier here.
I'm building Direct Test Mode (DTM) into a production application that uses the 110 soft device. Unlike the provided Nordic examples...
Is there any way to integrate SoftDevice with entire project so I can get one hex from build? I am new to CrossWorks and nRF52 and I am developing BLE device. After getting...
I want to do firmware update over the air in a STM32F4xx microcontroller which is connected with nRF51822 chip via UART (TX, RX, CTS, DTR) and BOOT pins. ST microcontroller...
