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,
I want to use nrf_crypto_aes_cbc_withpadding example in my own project using uECC backend, Please guide me which files are needed to be required to add in my own project...
I am using SDK 15.3.0 and need to create a single hex file to program the initial batch of our nRF52840 based HW. Currently, I have built the bootloader project (open not...
Hi,
I'm facing some problems in the use of the Logger module when the option NRF_LOG_FILTERS_ENABLED is set in the sdk_config.h file.
I'm working with the nRF5 SDK for...
I'm trying to get LPCOMP working on Zephyr - from my research online I can see no information about this currently so I'd like to find out how to do this.
According to an...
Hi,
The documentation for the nRF52840 (section 6.20.15.9) states that RSSI has a typical accuracy of ±2 dBm. I have measured signal strength at multiple distances, and...
HI,ALL！
I use official routine development NRF51822，nRF51\nRF5_SDK_12.3.0_d7731ad\nRF5_SDK_12.3.0_d7731ad\examples\ble_central\experimental\ble_app_blinky_c\pca10028\s130...
Hi,
My problem is with generating interrupts in lsm6dso relative tilt mode.
I asked it in st community, but I didn´t get any answers.
I'm trying to implement a relative...
Hello,
I couldn't understand the predefined header files for the spi, so I'm building the spi code from scratch.
To build init_spi function, It's clearly mentioned in...
Hi,
We are currently trying to design a system using one of the nrf5 bluetooth chips. However, we are still in the process of designing a functional antenna and need to...
Hi, I am trying to implement an example that support multiple peripherals (HRS & UART). When I get a connection (from either) I get the BLE_GAP_EVT_CONNECTED. How can I differentiate...
What is exact difference between heartbeat and health models?
I know heartbeat can be used to detect node outage, but so can be health message?
So, which one should be...
When starting up the device with the nRF5 SDK 3.2.0 for mesh, even though the model and subscription list state is loaded from flash, it is stored again right afterwards....
To the kind attention of Nordic support team,
I was reading this blog https://www.ericsson.com/en/blog/2017/12/wake-up-radio--a-key-component-of-iot
May I ask if Nordic...
After Downgrade protection in the NRF9160 has been set with AT%XPRODDONE=1, switching it off with AT %XPRODDONE=0 returns ERROR. Is there a way to disable downgrade protection...
