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...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hi
What is exact difference between following versions of nrf51822QFAC chip 1.nRF51822-QFAC-T 2.nRF51822-QFAC-R7 3.nRF51822-QFAC-R
I am searching for nrf51822-QFACAx chip...
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...
