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...
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...
I have observed that the "Experimental Buttonless DFU Service" and its characteristics has the same UUID. But in case of other services(like battery service) the UUID for...
I know that the pairing popup won't be shown if encryption is disabled.
I was able to remove the popup on Android. However, I couldn't find a way to do it on iOS.
The...
Hi there,
I have multiple PCA10040 boards, and about a year's worth of experience developing code for them. I have suddenly started to have problems with USB-UART connections...
Greetings,
I have a setup where I have a periodic single channel low power SAADC implementation. In this the configuration is
A single SAADC channel is initialized...
Dear Nordic,
After playing around (a lot) with your nRF51 and (all) of your nRF52 devices, both on a personal and a professional level, I would find very interesting to...
I've come to the conclusion that NDEF doesn't provide the functionality that I'm looking for (primarily security). I spent some time playing around the SDK running in NFC_T4T_EMUMODE_PICC...
Hi,
I am using the ble_app_uart_c example for scanning the peripheral.
My requirement is I need a name of the device when UUID is being checked.
Means when isUUIDpresent...
I coded a simple timer using app_timer and tested it on my nRF51822-DK:
#ifndef NRF51
#error NRF51 must be defined.
#endif
#include <nrf.h>
#include <app_timer.h...
i am troubling in connection with nrf51822 with android via bluetooth.can you please tell me the procedure of how to connect nrf51822 bluetooth with android phone. i have...
Hi all,
I'm having trouble getting the buttonless DFU using the android version of NRF connect v 4.10.0 to work reliably. I have previously had it working reliably but...
We have made custom board with raytec MDBT40. Our device was working for few days on cr2032 battery and suddenly a day ago it stoped working we tried with new battery but...
hi i am interfacing mpu6050 with nrf51 dk. i find some coders in devzone. but they don't work. so i write simple code. but my problem is that if i write any thing in device...
Hi
i am trying to connect ble_app_proximity with ios (10.0.2), but every time it is generating PM_EVT_CONN_SEC_FAILED for pm_evt_handler with sdk 12.2.0
i need to implement...
My objective is , when the button is pressed , the led should glow and when am released the led should turn off.
Eventhough i have tried the example code of pin change interrupt...
I am a first time user and have very little idea about how to initialize UART. I have not used developer kits before and i am having a difficult time with it. I am on a deadline...
