I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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,
I am working on implementing an I2C node in my nRF52840 based sensor. However I am getting the following kernel panic.
I removed all I2C node related code that I...
Hi,
I'm developing a new battery powered sensor device with an NRF52840 and have some thoughts about efficient power supply. The main question is: Using an external DC...
Hi,
I have opened Sample "Peripheral_hr_coded" and added build configuration.
Then I clicked on Action --> Build.
Please validate below log. Is it proper ?
Log is...
Is it possible to dynamically switch between USB CDC (Communications Device Class) mode and USB MSC (Mass Storage Class) mode on the nRF52840? If so, could you outline the...
Hi, recently I started migrating my company's firmware from nRF5 SDK to nRF Connect SDK. I have been following the devAcademy courses and so far 1. I have created my custom...
Hello, guys.
We need USB CDC ACM and UART driver with DMA to run in parallel as two different nodes in the device tree.
For that purpose, here is what we have in the prj...
This is a general question about selling our modem-enhanced products internationally. We use an NRF9160 (NB-IoT), but we have some of our devices equipped with older Telit...
Hello,
NAS-RAI (Non-Access Stratum RAI) used on NB-IoT Control Plane : on nRF9160 it was controllable via the AT%XRAI command, using the <rai> parameter :
0 – Undefined...
SOC: NRF52840
SDK : NRF conenct SDK 9.11
Application Gateway
we had end devices to join the network which is whitelisted in the coordinator ; so please can you let...
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I bought the above board I checked the revision information with nrjfprog --deviceversion and it was revision 1 All functions including...
I'm using the nrf52840, and I'm doing a project where the system needs to sleep for a long time, maybe more than 24 hours. Following this ticket, to go to sleep I just do...
Hi
I'm working on understanding how whitelist filtering is implemented and works in Bluetooth Low Energy. I'm currently following Exercise 2 in Lesson 5 of DevAcademy's...
Hi, We are working on power optimization for our project which uses nRF5340 board. Upon testing we observed when starting hardware timer the base level of the current consummed...
My custom board with a NRF5340 (MDBT53-1M) with LF crystal is running as a central on NCS 2.6.1.
It's connecting to a legacy device which has a BLE121LR.
NRF5340 centrals...
