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...
I'm working on a proximity beacon application using the nRF51 DK and a Nordic Beacon. The application basically has the nRF51 DK connect to the Beacon and monitor the RSSI...
Hi All,
Just want to ask if there is a better or recommended way to manage priority interrupt.
My application uses 3 interfaces:
SPI as master to interact with...
Hello,
I have an BLE application were I want, for security reasons, to allow a connection only if a button is pushed or if the devices already have bonded before. The Button...
Hello lovely Nordic Semiconductor staff (and everyone else reading this),
I have recently been working on exploring the use of BLE via Nordic chips in my employer's products...
Hi,
How to store two application image in nrf51822 flash each image size is 60kb. I have enough space
To store images but I don't know how to store. Please guide me to...
How can i reaed 32bits word using spi ?
I don't find the function to configure the SPI to read 32bit word ?
And how top start reading ? Is this function"uint8_t nrf_spi_rxd_get...
I am seriously stuck on a project. Expert help is needed.
The goal is to create a modified dfu ble bootloader with the following properties:
Target: NRF51DK (nrf51822...
I want to add nRF24L01 for nRF52832,but nRF24L01 needs to use software to ctrl TX and RX,I hope it auto.
nRF51822 can connect to PIN30(VDD_PA) ,and nRF52832 I need to connect...
I'd like to sample the SAADC at 1280Hz. The app_timer minimum seems to be 1ms (1000Hz).
If I use continuous sampling by setting SAMPLERATE then the minimum rate seems to...
Hi all,
I am trying to port the nfc_text_record to the example experimentral_central_ble_app_blinky after I am able to compile I am getting the following message on my...
Hi
Whitelist function is in ANCS sample code.
Does it require in ANCS?
Can I disable whitelist?
If yes, how many pairing times between Device & Apple OS?
It cannot connect...
I'm new to use nordic and I would like to add a new custom service (2320EE58-8654-4132-95F7-0A872AC0958F) with a custom characteristic(23200000-8654-4132-95F7-0A872AC0958F...
Hi DevZone
I am trying to measure the battery voltage using the bas service. I got some hints from the ble_app_proximity example.
My problem is that no matter what the...
Please refer to the image below:(If you cannot see the image, link here: postimg.org/.../)
I'm not entirely sure what this pin does, does it output reference voltage...
Why can't I breakpoint or step blinky, using kiel MDK lite?
Comment --- I suggest Nordic do videos or provide exact steps for how to setup-run the base example (like Blinky...
