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...
Hello,
I'm currently using Visual Studio Code with the newest SDK, Toolchain and Plugin on MacOS and most of my applications are freestanding applications.
Now I want...
Wireless Communication Synchronization System Based on the Alignment Principle
A year ago, I proposed the wireless communication synchronization system described below....
I am going through Lesson 9 of the nRF Connect SDK Intermediate course to understand how DFU and FOTA work in the SDK. I am using toolchain and SDK v3.1.0, and nRF Connect...
Testing a new nRF9151 device using a project derived from the Nordic "HTTPS client" sample project. We are experiencing a "Modem has crashed" event intermittently when running...
Hi，
Background Information:
Our product, BLE near-infrared device , is undergoing CRA (Cyber Resilience Act) compliance assessment—specifically for the EU RED Cybersecurity...
This seems like a silly issue, but I cannot get the UART output from the nRF9151 DK. Attached is a project that outputs via both LOG and printk() to a Segger RTT viewer without...
Hello,
I am working on a simple Bluetooth Mesh application for light control.
I started from the provided samples: - github.com/.../light - github.com/.../light_switch...
I am trying to program an external board using the development kid following the instructions HERE .
I am using the debug out P20.
I have tried supplying the board frm...
Hi,
I am working on ncs 2.9.1 @ nRF54L15.
I followed this academy course to add a single channel saadc in simple mode:
ADC read works properly, but the current read...
i built a small breakout board for npm1300 (QEAAD0 2516AA) to experiment with it. the twi pins are wired to the i2c ports of a raspberry pi 4 to control it, and i have attached...
I do measure different values for source and ampere mode. On the nRF52 DK. Source Mode: disconnect SB9, Power Switch is off. Vout from PPK2 connected to nRF current measurement...
Hello,
We are using NRF5340 in our product and running automated hardware testing. As part of this process, we need to program the chip twice: once with a dedicated testing...
Hello,
I am using nrf52833-dk for making a ZigBee coordinator. I am using "network coordinator" sample code.
The project is making a ZigBee connection between "nrf52833...
My error message is that it works on a computer, but it doesn't work on the company computer. I'm not sure if it's the encryption software on the company computer, but I don...
I have a 5 year old design using a nrf52832 on a MDBT42Q module. The BLE option was placed on the PCB in 2020 and has been unoccupied since going into production. My customer...
