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 all,
I have noticed that a delay appear periodically when writing SD card for example, I have something that the following code
Unfortunately, I have a jump...
Hello Nordic Team
I am working on nRF52832 MCU, SDK-11. I want to calculate available space so that I can save custom sensors data in chip.
According to datasheet we have...
I am working with nRFx modules and have a few questions about updating parameters. I started my project with an example and modified what I needed. However, I am not sure...
Hello Nordic experts,
I am trying to add an output endpoint to the usbd_hid_generic example in nRF5_SDK_15.0.0_a53641a. I exactly followed the suggestions in
https://devzone...
Hi,
I am using nrf52840 preview DK as a transmitter and try to get rssi by a linux lib. and it works well. and now I want to find advertisement channel number, because the...
I try to integrate Mult-touch(touch screen) and Keyboard feature in a single program, when I run this program, the phone side(Android8.0 based) can only receive Mult-touch...
When using nRF connect for desktop on ubuntu I can't go through the "Select serial port" step because I got the following error message:
"Could not open the port. Please...
With the release of SDK 15 has come the new nrfx module API's which seem to be easy to port to. One thing I have seen in the nrfx templates is the use of the nrfx_config.h...
Hi,
We are using nrf52832 micro controller and our device is consuming about 14mA current right now.so i have 2 querries that
1. How can we put our nrf into low power...
Hello,
I encountered an interesting issue with SPI0 on the nrf52840 that I cannot explain. In short, my SPI bus would stop working shortly after communicating with my slave...
Dear Nordic Semi, I play with NRF24L01+ shield and, what I control using STM32F411RE or ADuCM4050. Once a while, NRF24L01+ chip stops and on the MISO line with permanent 0xFF...
Hello,
I have been working with the example ble_app_hids_mouse to learn a bit whitelist. My code now doesn´t have anything about the mouse anymore since i only care about...
Dear Sir / Madam,
My customer is asking me if nRF51822 is compiled to the requirements of China's RoHS 2.0. Below are the requirements for tour reference.
China RoHS 2...
