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!
Working on project based on nRF52810. Everything was fine until I began to work on part to save setting in flash memory.
I've used flash_fds example SDK 16.0 as starting...
Hi,
Currently I’m working on a device which is, on the one side connected to a smartphone via BLE and on the other side to another uC via UART.
Therefore, the UART speed...
I'm trying to get the debug version dfu secure bootloader from nRF5SDK160098a08e2 running on a nrf52832.
I'm able to compile it using cmake and a gnu c compiler. However...
So I am doing a project with a 160x80 TFT display, using the ST7735 driver. I have slightly modified the ST7735 functions to work with my display, and everything is running...
I am trying to create an application which would send data once a minute. The application is based on BLE advertising packages, because it should be the most simple method...
Hi,Sir：
I am making a DEMO based on SDK15.0(SDK15.0\examples\ble_central\ble_app_hrs_c) and pca10056 for my one of important customs.I need to implement some extra software...
Hi,
I am now in Hong Kong, and trying to connect to NB-IoT network here. There are 2 providers of NB-IoT in Hong Kong: "CMHK" and "Three". They provide NB-IoT since 2017...
Hi!
I was testing the SD Card example that is available on the SDK 13.00 in the following path: "nRF5SDK1300/examples/peripheral/fatfs". I checked SDK 16.0 and the code...
I have a hard-to-reproduce bug in my MQTT application that I have investigated enough to realize that my MQTT thread is stuck in a call to mqtt_publish(). I've verified that...
I would like to add UART as an option to the "ble_app_hrs_rscs_relay" example in SDK16, But keep the peripheral low power.
i.e. once I set a GPIO, the UART will start to...
I'm working on a project where UART0 is used as a nrf logger uart back-end. Recently I've tried adding UARTE1 to the project to implement additional serial communications...
I am unable to initialize soft device, but I am able to initialize log, led, gpio and timer as well, I can see debug prints as well. After debugging I found following information...
Hi everyone,
We are developing switch product which running with Android Application.
We have problem about send status from switch Device to Android Application
+ Android...
Hi ,
I have tested two boarrds(PCA10040) with same application id and higher application version,These work well done.Then I want to test mesh DFU Relay function,However...
