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...
I understand the reason for the polygon cutouts under component pads in the RF nets in nRF9160 DK design (and others). However, at LTE and GPS frequencies this doesn't seem...
Hello,
lately I've often noticed problems while reaching nordic devzone, the server is often very slow and will sometimes not respond at all. Is it just me here in germany...
Hello guys,
I programmed the gps sample on the nrf9160 DK, but I get:
I added a printk to see which of the at_cmmds were failing but I get inconsistent results. It used...
Hi,
Working with ads1220 which runs on SPI. There standard SPI pins - dout, din, sclk, drdy. In its datasheet there is written it is possible to merge dout with drdy to...
How to upload code to nrf52840 using arduino or usb2ttl as I have ms288fv2 help me guys or suggest me the board using which I can upload to code to nrf52840 if and ms88sf2...
Hello:
I'm testing nrf9160's A-GPS function, and I find that an error of SUPL will be reported at runtime:
I use master branch of the nrf repository(nrf/samples/nrf9160...
I have a Windows 10 laptop (Acer Swift SF 514-52T) where I have installed the setup for nRF9160 from "nRF Connect for Desktop".
All steps followed.
I got some issues...
I've got my application wrapped in mcuboot for HTTP-based firmware updates which is working fine. In the past couple days I've enabled CONFIG_NVS using the code in zephyr...
Hello all, This is my first post on your DevZone. Setup details: nRF9160 DK Board: 0.8.3 nRF Connect SDK tag: 1.2.0 OS: Windows 10 Pro LTE Network: NB-IoT on B3 and B20, Operator...
Hello, I'm using nRF52811 and It works with 1.8 voltage on it's VCCs. Is it possible to use a micro SD? Should I use a voltage level translator (for example TXB0108)? I know...
Hello all,
I try to import Keil project into Eclipse with Makefile. I managed put all my source file to be compiled, and my include paths etc.. in my Makefile
In Keil...
Hi,
I am working on one application in which I want to sample ECG at 1000 samples per second continuously and battery value at 15 seconds interval. I am configuring two...
Hi,
I'm trying to connect my phone ober BLE with the nrf52840. The first x attemps always work (connect, disconnect, connect, disconnect, ...) but after some time no further...
Hello guys,
I`m pretty new in socket programing, I have a question , is there any way to trigger an event for a file descriptor that is used in poll() function ?
For example...
Hello DevZone,
Recently I've been testing connecting multiple servers to one client and fiddling around with some settings regarding timing and packet size.
In the following...
