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'm Using sim card which support both LTE and NB-IoT. In some areas i can't use LTE-M and in that case i need to switch it to NB-IoT. I referred and there is fallback method...
I am using the Ceedling framework for unit testing my firmware. This has qorked quite well. But now I wanted to use the section variables to decouple my code a bit more. And...
Hi. I would like to know how to do a DFU over UART using a custom desktop application (without using nrfutil command nor nRF Connect app). What would be the UART protocol...
Hello,
I have the same problem as this topic: https://devzone.nordicsemi.com/f/nordic-q-a/77267/nrf9160-azure-iot-hub-on-thingy91-mqtt-connect-error
I'm using nrf Connect...
Hi,
We are trying to use our NRF91-DK with a proximus simcard (belgian provider). I'm trying to get the https-client example to work without any code modifications. We know...
Hello,
[this question is related to this other question ]
I am using the nRF9160 SoC, the modem has firmware version 1.3.0 and the Nordic SDK is v1.5.0.
My goal is to...
We have this unit with an nrf52840, it suddenly refused to respond to `nrfjprog --recover`.
This is the second unit this happens with.
The power seems ok (we can see on...
Hi Team,
I am using nrf52833DK, nRF5 SDK for Mesh v4.2.0 and nRF5 SDK v16.0.0.
I am trying to implement mesh DFU, but the DFU is stuck at the 35th segment. When I probed...
Hi,
I want to use UART to send and receive data, so I refer to ble_app_uart example to add the UART function to the ble_app_hrs_freertos, but I found it returns error...
Hello,
I am currently trying to get a slightly modified version of the blink example from zephyr to work on the nrf5340.
As you can see below, I am starting two threads...
I want to use the OTP register for production, but I don’t have permission to read the contents of the OTP register。
The following are my steps:
1.Allow the UICR area...
Hi,
I have a question regarding the nRF5340 Development Kit.
I use nRF5340 in the BLE Central role, I'm using a similar code like in the example central_bus.
Sometimes...
We have noticed that generating LE Secure keys [ nrf_ble_lesc_keypair_generate() ] takes 2.5s. That causes our external, 1s watchdog to trigger. Is there any way to improve...
Hello,
I was going to email my local FAE about this, but figured I would post it here for anyone else who may have the same/similar question. To preface, I have reviewed...
