How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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...
I flashed my board with DTM image, assign P0.20 for TX and P022 for RX. Most of the times the DTM application can't communicate with the nRF5340, maybe 1 out of 20 times,...
Hello,
I used to import our current project to segger embedded studio v5.62 from keil so I'm followed these instruction .
All project files are compiled well but problems...
On the nrf52840 module, when I first output to one of the GPIO pins when I load any softdevice ble_peripheral instance I have installed. 10 ms after the VDD pin is energized...
Hi,
I have nRF52840 DK, and PPKI power profiler, I measured peak current mA using PPK on Radio Transmitter, And I found there is a big discrepancy between measure and typical...
Hi Guys,
We are currently working on a mesh sensor network. I have already developed a vendor sensor model (client and server). The client will also work as a gateway and...
I have a couple of questions regarding the nRF52840 internal voltage regulators, specifically REG0. I couldn't find the answers from the datasheet and therefore I hope that...
I started using nRF Connect for VSCode a couple of days ago on one computer and it has been working great. Now I had to switch to a new computer where I had also just briefly...
The first chip silkscreen for 2050ST second chip silkscreen is 2109XN third silkscreen is 2052TJ, transmit power configuration for 8dBm actual test from the chip side, test...
Hi, i'm using STLink V2 for compiling the code, the weaknes of this compiler is you can't see the result debuging or serial print output.
so i'm using USB TTL to see output...
Hi all
I am using nrf52840 kit, and I have a simple BLE app(client/central that turn LED on to a connected server/peripheral) running on it(sdk 15.3). Now I want to put...
Hi,
I'm using nrf gateway application in android and it is not able to connect to nrf cloud. I have reinstalled it but still the it say 'Gateway connecting...'. Please...
To the kind attention of Nordic support team,
Is there any update about this topic:
https://devzone.nordicsemi.com/f/nordic-q-a/59738/usb-device-suspend-resume-issue...
Hello, I managed to run nRF5340’s QDEC on development kit. The dts overlay looks like this
The problem is I do not see the LED gpio (P1.13) switching on and off on the...
The datasheet appears to say that a pin_reset does not completely reset the chip:
in particular it does not reset the SWJ-DP interface which, I believe, in some circumstances...
HI,
I'm developing it using NRF52832.
It is intended to update the remaining battery capacity through the battery_level_update() function by receiving the battery measurement...
