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...
If ENDRX_STARTRX is enabled and is not closed at all times.
After the second RXD.PTR buffer overflows, that is, when RXD.MAXCNT is reached, no configuration is done, uart...
hi.
I want to gebrate DFU .zip packet but a problem arises
For my Computer Setting
OS : Windows 7 Pro 64bit
Chip : nRF5283240
IDE : keil uVison V.5.17.0.0
SDK...
We have successfully tested the nRF52832 HRM and proximity examples with iphone APP (nRF Toolbox & LightBlue).
However, when we tested with UART peripheral example (..SDK...
For the last few months, I've been building code and testing it on an nRF52840 PDK. Our production hardware, however, will use the nRF52832, and so I need to compile my code...
I wish to design a Laird BL652 Bluetooth with an NFC port. Unfortunately I have not been able to discover the coil inductance. They use a Nordic nRF52832 chipset.
My hope...
Hello.
I have some questions. Is it possible stabile work of android device , that has bluetooth 4.0 , with nordic device on base softdevice s132 v 5.0 ? What should i...
We're thinking of using the 52840 to capture and stream 4 vital signs per patient to a nurse's monitoring station. BLE/MESH would both work. Is there an off-the-shelf, desktop...
Hi all,
I am currently building an app that does HTTP requests to Strava ( strava.github.io/.../).
Before going deeper into the SDK, I would like to know if it will...
I have few questions that weren't addressed either in the infocenter or in the devzone:
In which way app_timer uses CC registers? Each running timer use one of these...
I want to transfer the code from nrf51822 dk board to a beacon kit, after connecting the beacon kit to the dk board, then I change PCA10026 to PCA20006 on the C/C++ define...
i was trying to send acceleromter values of mpu9250 to pwm pins. for this i have merge to different examples i.e. nRF-mpu-simple and pwm library example. but it showing error...
Hi,
I'm a beginner of BLE and I did everything from the three BLE tutorials, that uses sdk 11. However when I try to do it in sdk 12.3 it doesn't work, because there are...
Hello,
I am using ble_app_uart code. My first goal is to execute a function when board connects with an android device. Another goal is to disconnect board from an android...
