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...
Is there any way to program UICR registers using Keil ULINK programmers?
I know that the algorithm it uses to program Flash does not support UICR. However, I am able to...
Hi,
I tried looking for an answer for this, however unsuccessfully. I have a custom characteristic and I set it with a string of values when it is added to the custom service...
Hi Everyone,
I'm having some trouble understanding the different combinations of low power modes and how to use them.
When I first power up my board I use about 500uA...
Hi team,
We are doing indoor navigation project using BLE nordic beacons and we are using ble_app_beacon as a transmitter.
We are calculating the position of person...
Hi there, i'm trying to connect to the internet from my nrf52 chip.
one way i think, we can use the ios as a shareing point for the embeded world.
And i tried from a win10...
Hello,
I have a Mesh application using the nRF5 Mesh SDK version 2.0.1.
I wish to implement the possibility for a node to forget its provisioning status and become unprovisioned...
Does the NRF51 DK come with a SWD interface connector-cable to plug into a PCB's SWD port when flashing/programming code into a WLCSP chip soldered onto the PCB? If not, are...
I'm trying to setup a simple host node to broadcast a attention message with no definitive destination node. I need any of the child nodes (primarily asleep) to see and process...
Hello everyone,
I tried to use the example project " ble_ant_app_hrm" SDKv14.2 but it doesn't work. The bluetooth connection work correctly, I connect my smartphone with...
Hello Nordic
I am developing our device. It uses SDK 14.2.0 and s332 SoftDevice.
This device communicate our app by using ble as peripherals.
I thought that our project...
Hi,
do the AES CCM module, AES ECB module, and the Cryptocell 310 (in nRF52840) employ measures against side channel attacks? I am mainly concerned with timing analysis...
Hi all,
I'm working with nRF52840 PDK and I'm using the last SDK and SoftDevice version: SDK v15.2.0 and SoftDevice v6.1.
I'm using the scanning module introduced in this...
hi
I am using nRF52832.i have added 3 service and and 3 characterastics to one service
1.Peripheral service (accelormeter + gyroscope sensor) and 3 characterstics
2...
Hi, Nordic team. I'm planning to create an iOS 11 BLE app.
I want to create a BLE app that can approximately depict indoor locations after the iOS device scans BLE beacons...
Hello,
I am thinking of using Thingy52 for my project. Before I order Thingy52, I would like to make sure if it will workout for my project.
(1) I wonder if data collected...
