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...
We're trying to bit-bang SWD to program an nRF52832, and we're running into some problems getting the nRF52 to respond. One theory is we're not generating a high enough clock...
i just purchased the www.xcluma.com/bluetooth-4-0-module-NRF51822-2-4G-module-development-board-ble-4-0 this xcluma nrf51822 module , so how can i progarmme it . which IDE...
Hello,
I've noticed the following sentence in s132_nrf52_3.x.x release notes:
"Synthesized low frequency clock source is not tested or intended for use with the BLE...
I'm following the tutorial in the NRF52840 SDK on setting up a Thread Border Router here and I've run into some issues during testing. For one, I'm trying to resolve ipv4...
Hi,
I'm able to successfully enable Access Port protection, either using nrfjprog or by setting NRF_UICR->APPROTECT register to 0xFFFFFF00 in code.
But I have a problem...
Hello,
Since this seems to be a very hard topic to find info about (its very contradictory and confuse) I'd like to ask a Nordic employee directly.
I'm planning to build...
This concept keeps popping up when I'm dealing with mesh networking.
My guess is that, to avoid air collision, packets/pdus are sent on a randomized or predefined combination...
Hi,
I am using ble_app_uart for my development, in that I have buffer size of 2kB which will store all the incoming data and the data will be processed and send over NUS...
Hi all,
I am using an NRF52 and SDK 13.0
I have an external device (central) that I am connecting to using my (peripheral) device.
My peer manager set up is
#define...
Hello All,
I've got two Rigado development boards that I'm programming with KEIL uvision 5. I've tried a few examples, for example: blinky, which program and work fine...
Hello
I want to clarify the exact meaning of the carrier test or unmodulated signal in DTM.
In carrier test mode, DUT transmits 0xFFF....FFF which means all one pattern...
Hello,
For my project I need to measure the battery voltage while transmitting data to get a good indication of the battery capacity. I've found an old example ( link text...
Hi,
nRF24L01 seems like a perfect choice for home automation project that I have in mind .. I will have to install about 20 of those around the house.
My question is...
