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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
I've got several problems but they are all linked more or less with the power profiler.
All devices I have are nRF52840 dk. The code is written with Zephyr but I doubt it...
Hi Everyone We are using nrf52840 for our custom PCB along with QSPI memory. We are using W25Q128FV as our qspi memory chip.
This function mentioned below is used to initlaize...
Hi,
I want to read and write the data from IS25LP064A NOR flash with QSPI. I am using the QSPI example from SDK v16. Please let me know how to get started with QSPI in order...
Hi,
I am wanting some information about any guarantees on the ordering of queued notifications and indications. According to https://devzone.nordicsemi.com/f/nordic-q-a...
SoC nrf52840, nrf connect SDK v1.4.2
we have a board with 3 sensors connected with independent SPI interfaces. after porting the code to ncs v1.4.2 from v1.2.0 the SPI communication...
Hi ...
I am getting the occasional error NRFX_TWI_EVT_BUS_ERROR being reported from the twi_irq_handler()
You can see in the following code snippet from this function...
I am using SDK17, nRF52840 based custom board and SoftDevice 7.2.0 with SES.
I want to use SDK's secure bootloader (pca10056_s140_ble) with my own keys.
To enter to...
Hi,
I have used a Custom board using nrf52832. It follows some procedures. After that, it needs to get into sleep mode for a time which was sent from the app
I use the SEGGER Embedded Studio for ARM IDE to build a clean build directory. From the IDE I can build the project and it completes successfully.
So I then take the same...
We have a product that uses a module containing NR52832 and also both 32kHz and 32MHz crystals. This has been operating correctly and is in full scale production.
On our...
Hi,
I'm having some difficulty debugging an issue with the mqtt library on the nrf9160dk.
I have written my own Cmqtt library class that wraps the Zephyr mqtt library...
Dear ,
On Windows 10 Bluetooth add a device,
Why SDK_17_0_2 Example does Bluetooth be disconnect immediately after pairing
(Use about \nRF5_SDK_17_0_2\examples\ble_peripheral...
When I open the Light Bulb project in Segger Embedded Studio I see a bewildering list of project items. I pick the first project, 'zephyr/merged.hex' and right click to set...
SDK: 4.1.0
CHIP: 52840
Hi, I have developed sleepy zed. It lost the connection with the network after joining in 1~3 days.
It assumes that the zed couldn't get the...
