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...
Hello
I am trying to move an arduino project where I read an ADC value from a FSR sensor. In arduino the FSR is powered by 5V and has 10Kohm pulldown resistor. The board...
hi,everybody
I want to design a sniffer for 2.4G raw data，I have some problem below
1.How can I set the radio register to recieve all message on same frequency；
2.I...
I want to create a PCB circuit withe the nRF52810 Transceiver. If you do not understand what i have in mind:
http://si.farnell.com/nordic-semiconductor/nrf52810-qcaa-r7...
We are seeing a potential issue with a product. on start up a pin is read and the read value determines if we go in to a test mode. Pretty standard.
Our failure is during...
Hello
i just bought my DK-nrf52 to move to BLE after playing few months with arduino. I have connected various nrf52832 shields from China (from Holyiot 17095, which is...
Hello, I want to test Round trip delay using BLE MESH 2.0.1 Light Switch Example Code...I have modify simple on off Light Switch Example. Example test using two Development...
Scenario:
We have three verticals in our project. The nrf51822 based device, base station (BS) and server running on cloud.
Problem Statement:
I need to continuously...
I have downloaded "nrf5_SDK_for_Mesh_v2.0.0" yestoday, and try to setup the "light_switch" demo with 3 pic nRF52 DK.
According to the document description, “proxy_server...
Hello,
I have a query regarding the implementation of multiple user-specific GATT profiles in our application.
For example, can we add two profiles like Heart Rate Profile...
I am migrating from SDK v14.2.0 to v15.0.0 and from S132 to S112 (v6) using the NRF52810. I have mostly everything migrated, but a functionality that worked before does not...
Hi,
I'm trying to use the extended advertising to advertise more than 31 B per packet.
I have been through posts on this forum and the ble_app_rscs example to figure out...
I write a code for read the temperature via BLE. The code is modified from the example "android-BluetoothLeGatt-master". But the CallBack function onCharacteristicRead for...
Hardware:
a. nRF52840 DK baord as client
b. nRF52840 DK baord as server
c. nRF52840 DK baord as provisioner.
procedure:
1. Through segger embedded studio I have...
I am using nRF52832 with SDK 14. My app has bootloader and dfu. Everything was working fine with external crystal. I changed my clock source to RC and used these recommended...
