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...
In Nordic's Zephyr fork (sdk-zephyr) there's this GPIO driver function:
I don't think this is the entire story of querying GPIOs, though. This appears to only query...
Hi,
I'm trying to interface NRF52DK with Quectel EC20 Evaluation board through UART. I used the example UART code from the SDK to send AT commands to the Quectel Board but...
Hi,
I'm looking for information about FOTA capabilities when upgrading firmware on secondary mcu devices.
for example ->
fota = web(cloud) -> (mqtt/http) -> (nrf9160...
Hi,
You specify that S132 v7.2.0 is qualified as QDID 138862 in this link:
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcomp_matrix_nrf52832%2FCOMP%2Fnrf52832...
Hi, I'm just a new user for nrf connect SDK. I use v1.5.0. When I try to build the solution on SES, I get this error.
I saw a post like this also. But I don't know how to...
I am developing a project on the ble_app_template example. In the sdk(15.3.0) example, when the button is pressed, some cases are executed by going to bsp_event_handler. if...
Hi,
I use examples : nRF5_SDK_17.0.0_9d13099\examples\ble_peripheral\ble_app_uart\pca10040\s132\arm5_no_packs\examples\ble_peripheral\ble_app_uart\pca10040\s132\arm5_no_packs;...
Hi Nordic Team,
The atomic fifo implementation is based on armv7-M, right now I want to port it into cortex-A processor, I made some changes to get it compiled without...
I am trying to source nRF5340 chips from Digikey.
I can see the link to the early Enggineering A version (AB0), which we absolutely do not want to buy
https://www.digikey...
I tried to upload the hello world program to the thingy91s nrf9160 via nrf connect programmer app over usb. Unfortunately it didn't work as excpected and the nrf9160 doesn...
Hi Nordic Team, We are considering basing our next design on nrf5340. nrf5340 implements direction finding: is it possible to use direction finding to estimated the distance...
I connected a button to pin 27 on board, and using app_button_init in app_button.c to declare a button, and use that button to control LED and it does not work. But when I...
Hey all
For my project, which is using the nRf52840 as a Bluetooth server, I have to implement a test software. This test software has to, among other things, to send...
Hello,
I've been given the task of porting an existing application from the nRF52840DK to a nFR52840 Dongle.
Simplified, the application uses the Shell functionality...
Hi,
I run ble_app_hrs freertos on PCA10056 DK board and cannot enter low power consumption. Do I need special settings to use freertos to enter low power consumption?
The...
