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...
Hi. I am currently using an nRF52840 DK board and SDK 17.0.2.
I have add a custom characteristic in the heart rate service sample code.
The characteristic is shown on...
Hi Nordic,
I am using your official board nrf52840 to develop my application based on the ble_app_uart_peripheral example. BLE communication and the spi interfaced sensor...
Hi, I'm working with a nordic thingy:52 and SDK thingylib on Android.
The issue I'm facing is that the real sampling frequency, compared to the one indicated by the SDK...
Hello,
I try to use the ASSET_TRACKER application with NB-IoT/ Vodafone in Netherland. Vodafone uses UDP/IP datagrams protocol. is it possible to modify the asset-tracker...
So, we are using NRF52811 with external 32MHz xtal and also exeternal RTC crystal.
Every now and then we are unable to pass tests of the programmed firmware because the...
Dear Sir/Madam,
I have already developed an RF communication device with an NRF24L01+ device. And I want to migrate to nRF52833-QIAA-R. For that, I have the below questions...
I'm using RTC to wakeup every 500ms, I have Watchdog enabled but after a while (about half.. or an hour...) it will not wakeup anymore and watchdog will not reset.
I measured...
Hi, we programmed the nRF52840-DK with ble_app_hids_keyboard demo (s140) and tested with different BLE keys under a Linux PC. It worked. Tested the same configuration with...
Hi,
I have some code that normally uses nrf_crypto with the cc310 or cc310_bl backend. I was writing a unit test for this code which compiles and runs in Linux/WSL. Since...
Has anyone written a utility to dump the tables of contents (i.e. directory of files) and
an entire file with record keys:contents to a host operating system file to a file...
Hi,
I'm working on the bootloader part of a project. Using nrf Connect, the integrated MCUBoot bootloader, trying to figure out how all the parts fit together. Running into...
Hi,
As iOS developer, I'm facing a really strange issue : Using the nRF Connect app, I try to connect my BLE device, with success or not depending my iPhone/iPad configuration;...
Hi guys,
I am using the nRF52832 board on which I run the LPN example from BLE Mesh directory. I put there the code for measuring the temperature and now I want to save...
Hi ,
How do customers choose printf lib when they want to use floats on functions printf and scanf?
The customer wants to use floating points
However, the current printf...
I want to use nRF Connect v3.6.0 Programmer and Segger J-Link Ultra+ in order to program our board. I can connect to the J-Link but receive an error message:
The Segger...
