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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
Hi !
I'm doing some testing on mqtt with the nrf9160 DevKit.
So far, everything is working with TCP and TLS and I would like to use WSS. I started with WS but I can't...
Hello everyone I'm doing my first steps so as to get things right from the start with a device based on the nRF52833 chip. My setup: PC <USB> nRF52840-DK <JTAG> CustomBoard...
Hello,
I am having a problem using DFU using the android NRF connect app. I have two separate projects that use the OTA DFU. These two projects have the same DFU code...
Now I want to construct a mesh network in an intermittent environment. You know the device will power off and power on frequently, I need to store the communication statin...
Hello All,
I have referred the reference example code to suit my needs. Below is my code,
Code is stuck at waiting for event. Didn't get callback with oversamping of...
Excuse me:
The client made a keyboard with nrf51802.，It has been mass produced。The customer reported that the keyboard and MacBook were connected and bounding before opening...
Hi,
We have observed that in areas of poor lte connectivity, the client_inti() works well but the mqtt_connect() takes a couple of minutes and times out.
I need to change...
Hi,
I'm compiling a piece of code that uses USB CDC ACM from a .cpp file, and I stumbled on the compiler complaining about out of order initializers in app_usbd_cdc_acm_internal...
Hi,
I'm trying to use Zephyr's 'http_client' library in Asset Tracker V2. I have included 'net/http_client.h' in main.c and have set 'CONFIG_HTTP_CLIENT=y' in prj.conf....
Hi,
I want Windows PC to communicate with nRF52840 dongle over USB full speed.
Are there sample of Windows software(likes API) and nRF52840 dongle ?
I want to realize...
Hello,
What is the limitation of the total current we can source/sink at the same time in multiple pins for low Vdd?
I could find a similar question (and answer of 15mA...
Hello there, I am working on a customized nrf52832 board. For the limited size, the 32kHz crystal is not install because I think the clock from 32khz crystal can be replaced...
Hi all
I want to do a device firmware update via the bootloader, and I am unable to do so, as all attempts end with a disconnect from my Android phone (Pixel 4a). I can...
Hello!
Hardware: nrf52840 IDE: Segger Embedded Studio SDK: nrf5 SDK 17.0.2
I've been having issues with receiving USB HID IN reports on Android. If I send at an interval...
I'm trying to debug a usage fault in my NCS project using an nRF52833 DK. I can't seem to select the logging backend for coredumps. I have the following lines in my prj.conf...
