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...
Dear Sir,
I am new in embedded.
I start work on nrf9160.
I have to acquisition periodically through mqtt protocol, a data, with total space of approximately 30 kb, and...
I have installed SEGGER Embedded Studio for ncs sdk. I have installed everything else required to use NCS sdk.
From the command line at ncs/zephyr, I can successfully run...
Does Nordic recommend a specific version of SES? Should I just download the latest version direct from Segger or do I need a special version of SES to have full compatibility...
Hi Guys,
I was able to connect a second uart to the evaluation board and receive over uart.
however I didnt find an example of how transmit a buffer over uart.
is there...
Hi, we have a product that we want to update with new fuctionality, We use latest S110 for NRF51822 and would like to have more than 2 ppi groups useable.
In what scenarios...
Hello folks I have been struggling for some time with the driver for the MCP23S17 in Zephyr. I have already tried this code: https://devzone.nordicsemi.com/f/nordic-q-a/64024...
Hello I am developing a device that uses BLE.
User will connect bluetooth directly the first time they launch a custom app, and they will try to connect automatically the...
Hello I am using an acconeer XM122 / XB122 radar sensor with the integrated psco nrf52840, it turns out that I have mistakenly deleted the bootloader so I cannot flash with...
Dear,
I am using nRF9160 DK,
I can re-define pin for UART0 and UART1, from UART0, i can receive data from UART0/UART1.
Now, I want to send data to UART1.
Plz...
Hello,
I am using nRF51822, SDK12.3.0, pca10028, S130 as a central scanner.
Now I set the scan interval to 100ms and the scan window to 50ms. It is planned to use 50ms...
Hi,
I want to know what is the additional current or power consumption when the temp sensor is acquiring data and operating as intended.
kind regards,
Erick
Greetings,
we have a custom pcb with nrf9160 and are using nrf-sdk v1.3.0 and mfw v1.2.0
Sometimes when connecting to lte the code crashes:
The code in question is...
Hello, I am developing with: custom nRF52810 board, nRF5 SDK 17, S112.
I'm using APP_TIMER for my main tick. I have the following code I use to initialize and start the...
Hello,
I am using SDK16, Softdevice S140 with SES.
I am trying to add DFU functionality in my application and leaving only the activation of the new firmware to secure...
Hello,
I am now working on a product concept which uses RTC module to retain date and time. To speed up the development, I started with ble_sdk_app_template and I am modifying...