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...
Hello,
I am trying to scan a local name for beacon device on nrf51822 SDK12.0.0 ble_app_multilink_central. The original peripheral sample was working as well. But the beacon...
I am using SDK 12.0.0 and Nrf51 ship.I was trying to compile micro-ecc library in eclipse using make file.I have cloned the micro ecc library from this link .I am using the...
Hi,
I want to eraze the flash page of nrf52832.
Since the default flash page size is 4096 bytes, it takes 90ms to eraze the page.
I want to shorten the time for erazing...
Hi!
I have to do an application is talk via bluetooth. I think i use codec IC to sample the voice then send data via bluetooth. In the receiver device , I use other codec...
I am attempting to write to multiple CCCD handles in a service as a central with no luck. I need to write to one CCCD handle to enable notifications and another handle (BLE_UUID_UPDATE_CHARACTERISTIC...
I am planning to start a project using nRF52832 but do not want to buy IAR or Keil as they are expensive, if I use GCC Compiler with SDK then is it possible to debug the code...
Hi, beginner here..
Frequency hopping used for advertising bluetooth beacons uses which 3 frequencies? Is it possible to choose those frequencies using the software...
I am admittedly a little lost here:
I am trying to utilize a RedBear BLE Nano 2 (nrf52832) to collect serial data from a sensor and send it to a raspberry pi every 15 minutes...
Hi, I have a wristband with a full color display and touch with a nRF51822 where I am using SDK12.3.0 and Softdevice 130. I want to display a YES or NO question on the display...
Hi Nordic,
We created a product using the nRF51822 and, because of space constraints, opted to use the antenna design from the beacon . We are now undergoing FCC testing...
I have the mesh serial example working with nRF51-DK (nRF51422). I am now trying to run the same code, via the nRF51-DK debug port, to a nRF51822 QFAC (32Mb) based board....
Hello,
I'm trying to make CLI working with UART and BLE (NUS) backend simultaneously.
Starting point is CLI example from SDK 14.
What should I enable in sdk_config.h...
I am trying to test a combination of BLE central role, Thread with CoAP server and FreeRTOS on an nRF52840 using version 0.10.0 of nRF5-SDK-for-Thread.
I don't seem able...
i couldnt find any question related to my specific problem.. when i call that function my system is resetting after a minute or so and sometimes it is shut off. i am using...
