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...
Hi,
We are using NRF52840 in our project. Here my doubt is we need to read the voltage from the sensor which will vary from 0 to 5 v .Can you plz tell me which example program...
Hi, I added the SAADC feature to a beacon project so I can measure the battery voltage. Interesting thing is that my readings always show around 100mV less then VDD voltage...
We are developing a small BLE device and want to make sure we follow reasonable security standards. What type of communication security would a typical device like headphones...
Hi,
I want to change the pin configuration for the uart2. I change it in the SES 's Project>Edit Device Tree .
However, if I change the tx pin to 0x0f , it cannot send...
Hello, Is there any NFC sample for Thingy:91 . I need to connect a device to Thingy:91 using NFC for a project. I am using v1.1.0 tag of ncs repo.To understand how NFC libraries...
I need to set REGOUT0 to 3v3 for a custom board. What's the best way to do this using the armgcc toolchain? Right now, I'm setting the value first thing in my main:
Is...
Hi,
I try to write some data into the flash memory, but I always get a hardfault when I try to use the write function provided from the examples:
No I think this...
Hi everyone,
I am trying to start a data length update procedure from a central that I am developing with python using the library pc-ble-driver-py.
However, I keep having...
Hi,
I try to store some variables into the flash memory using the fstorage library provided by nordic. From the example I got the following implementations for testing:...
As I mentioned in my other question , I've been playing around with the bearer layer of the Mesh-Stack, to get a better understanding of how to get a robust basis for a multiprotocol...
Good day! Tell me how you can configure access to UART with DMA in the example freertos_coap_server for receiving and transmitting arbitrary messages. Also, please clarify...
I am using this sample https://github.com/NordicSemiconductor/Android-nRF-Blinky . I noticed that when device rotation is changed the device stills connected.
I changed...
Good day. I can't find the schematic of the EVAL NRF52-DK version 2.0.0. The previous version I used was 1.2.4 where I cut the following welding points for testing.
SB22...
I am able to log information to the flashlog backend. When I use the cli interface "flashlog read" I see my information stored (e.g. "operation took %s seconds to complete...
I am trying to download the NRF UART and Nrf Toolbox service the same ones used in the playstore are different than the one on github. The NRF UART v2.0 is different and doesn...
