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'm doing nrf52833's spi function.I want to use hardware slice selection instead of pulling the gpio pin, and the reference manual has the register IFTIMING.CSNDUR....
Our custom development board uses an nrf52840 chip together with attached sensors. The data from sensors are stored in sd card. For this purpose, the Zephyr fs library is...
Here is a stacktrace from a device I got using the nRF Connect mobile app on Android.
nRF Connect, 2024-05-11 Device Name (A4:XX:XX:XX:XX:7C) D 13:40:23.035 [Callback] Connection...
I'm trying to setup a I2S module by referring the I2S module given in the nrf5340-audio application. This is my audio_i2s.c file.
Now when I'm building this...
What should I change to run the hci_lpuart sample with UART asynchronous API instead of the using the interrupt driven one? I have already changed the source file on the sample...
I was able to run blinky successfully on my customized nrf5340 board, but it doesn't respond to writing matter related code, there is no output from the RTT, I refer to the...
Hello,
I am reaching out regarding some challenges I've encountered with SPI communication on the nRF7002DK when interfacing with the ETH Wiz Click | Mikroe module and a...
Hello,
I am a student and new programmer and got the Thingy:91 for a project at Uni. I went through the getting Started guides and now I am at the point, where I downloaded...
I tried adapting the blinky sample project to work with a custom board. After an hour or two I was able to define the GPIOs of my schematic including I2C with the device tree...
Hello,
we are trying to implement a custom Friend node research policy, before the friendship is established.
Since bt_mesh_lpn_poll() works only when the frienship is...
Hello,
is there any example using the IEEE 802.15.4 driver?
I was able to send and receive a some packets by using nrf_802154_receive and nrf_802154_transmit_raw, and...
Hi,
i am playing around with configuration of Softdevice (S112 ) + bootloader + application.
Bootloader is custom, really simple. Flashing block of data received via uart...
Hello, I wanted to understand what is the default storage place in the internal flash memory region of persistent info for OpenThread. In the previous SDK (Thread and Zigbee...
Hello DevZone,
I have 2 Thingy91X (not Thingy91), with nRF9161 and nPM1300 inside. These two devices run out of battery for several hours.
The problem is that I can't...
