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...
Excuse me
Prorammmer app in nrf connect for desktop Prompt no device available when I connect thingy91 to PC with mirco-usb cable,I want to update modem， certificate and...
Hi everyone,
We design an application using the nRF52840 and SDK16. This application is intended to be used for gait analysis and one of the requirements is a real-time...
Hello,
I'm trying to initialize the values of all my attributes using sd_ble_gatts_value_set . According to the documentation, the connection handle is ignored if the value...
Hi,
I unsecured my device and running it with JLink RTT to observe logging. If I program uicr registers during this process, the devices gets secured and I have to redo...
Hi,
I'm BLE-sending out Sensor values using a nrf52832. When the sensor gets a (new) value an interrupt is generated and the nrf then transfers the value in the gpiote inerrupt...
Hi. I have read the documentation and I have a couple of questions:
What makes work different mesh_gatt and nrf_ble_gatt? Why can't they work together (maybe it's because...
hi professor,
I add the CONFIG_NO_OPTIMIZATIONS=y but ble connection timeout In my pheripheral project .When I delete CONFIG_NO_OPTIMIZATIONS=y, the ble will connection...
Dear Nordic Team and Community!
I have again a question concerning advertising. Currently I am working with the devices nRF52840Dongle (Advertising, S140, 10059) and nRF52840DK...
Hi, I'm using nRF52805. My "1 button to turn ON/OFF system" code works perfectly fine on nRF52 DK.
However, when I migrate the code to nRF52805, Segger shows me an error...
Before exploring the Zephyr ecosystem, I plan to study in detail the periphery of my microcontroller (nRF5340).
For this purpose, I plan to try examples from nRF5_SDK_17...
Hi we are designing custom Board using nrf52840 and want to use NFC as mode of communication. We want to use NFC in nrf52840 in 2 way communication mode. My questions are...
I just figured it out it is not I2C protocol. I need to write all the command by Bit-Bang mode.
How can I send/receive data with manual bit command to SHT1x sensor?
Can...
Hello,
I am trying to setup a windows docker image to use on a build server for zephyr nrfsdk projects, but i am haveing difficulty getting things configured correctly...
It was suggested in other cases that it may be more power efficient to use uart without easydma in some cases.
I am using NCS and I see CONFIG_UART_0_NRF_UARTE is defined...
Hi,
I am using Thingy91 and I successfully connected it to the cloud, also able to pull all sensor readings with the curl command: curl https://api.nrfcloud.com/v1/messages...
