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 want to make an application that will be sending data from 3 peripheral BLE devices to the central device which wil be connected to PC and transmitting data (from...
Hello,
I am programming BLE with the nRF52840-DK. [Toolchain Manager: v1.3.0, IDE: Visual Studio Code (VSCode), SDK: ncs v2.6.0, window11 pro]
< Simple Code Explanation...
I want to simply connect two nrf 52840 dongles together with some level of security (OOB?) and with whitelisting. Basically I will have one dongle (central) be turning on...
I intend to implement an application on nrf9160, that makes use of mutual-tls to communicate with a peer.
To this end, I need to store a private key in a save place on the...
Hi,
We are looking to implement the Bluetooth UART example but the slave radio is multiplexed with a 802.15.4 protocol.
Can you confirm the following please?
1. The...
Hello again folks,
Recently, I closed a ticket regarding MCUBoot, DFU, and the USB Mass Filesystem. Unfortunately, I'm still having problems. That ticket, for the curious...
WE are using IM66D130A (digital mic) and nrf5340 on our custom board. The mic picks up the heart beats which we need to transfer to the mobile application in real time. The...
MCU: NRF52833
SDK: NRF 2.6.0
We are storing user data on NVS at "settings_storage" address. This helps with our application opertaion.
We have also added OTA DFU to...
After changing to a new computer, my Bluetooth connection started failing. The new computer has Bluetooth 5.3(HCI 12.13944 / LMP 12.13944). "Our Observations" and "The workaround...
Hi,
i want to integrate FOTA in 5340dk. I am using an EC200u CN GSM module for the internet access. I am able to connect with AWS cloud using mqtt protocol.
But still...
Hello experts! I have been trying for some time now setting up my own custom service GATTServer and GATTClient with two nrf52840 DK.
On the server-side I have modified...
Pstorage I use it in nrf51822, feel that sometimes back to cause Bluetooth abnormal, I don't know what is the reason. Especially when calling uint32_t erase_inner_flash(pstorage_handle_t...
Hello,
I'm using nRF5340 audio application with nRF Connect SDK v2.6.0 on nrf5340 Audio DK.
Since it will be transplanted to the custom board in the future, I added the...
I have tried to follow the Zephyr CLion instructions and got it to build. However I could never get to the point where I could run or debug the project on the device. Various...
