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 Everyone ,
By using sdk version 15 for NRF52840 I wish to connect the lsm9ds1 sensor to it and using seggar embedded studios IDE. The header files available in google...
Hello, what is the best way to provide optional enable or disable option for a user in terms of keeping BLE module powered on or off. I am thinking of 2 options , can you...
Hi everyone,
I'm currently working on a nrf52832 board and i got an issue on Gpio config after a reset.
I configure a gpio with a register value of 4, low level, output...
Hello. I am reading this manual infocenter.nordicsemi.com/index.jsp and trying to compile but there is an error durring linkage phase, Linkage nrf_init: undefined symbol ble_conn_params_init...
Hello Nordic team,
I already managed to get into DFU bootloader using buttonless DFU service, and successfully triggered application uploading process, but the system randomly...
Hello, To use the nRFMesh app which Project needs to be flashed to the Nrf Board ( I have nrf5832) . I see there are following workspaces : (1) nrf5_SDK_for_Mesh_v2.1.1_src...
Hi,
Board PCA10056. PC: Windows 10 BLE 5.0 - Intel AC9250. Any examples from nRF5_SDK_15.2.0_9412b96\examples\ble_peripheral
When I trying to connect from desktop to PCA10056...
What happens: if I send a serialization packet whose last byte is SLIP_END (0xC0) or SLIP_ESC (0xDB), the program crashes in an assert in ser_hal_transport.c:141.
Why: The...
Dear nordic,
I need a help to working nrf52840 dongle. It's not working when i press reset button led not flashing.
i don't know what happen to dongle can you help me...
Hi All, I am working on a problem for last 2 days and cannot find a solution, I tried everything and read many posts from others however nothing worked so far, either it seems...
So, another 2 hours down tonight converting to NRFX, this time it is trying to get the SPI to work.
This line -> static const nrfx_spi_t m_spi_master_0 = NRFX_SPI_INSTANCE...
Hi,
I'm trying to use twi and spi in the same project. But it results in this error:
.\_build\nrf52832_xxaa.axf: Error: L6200E: Symbol SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler...
according to this article to modify my code. https://devzone.nordicsemi.com/f/nordic-q-a/27185/52810-how-to-use-dfu
It could be scanned but couldn't connected.
Is...
Hi Nordic support,
I have a nRF52840-Preview-DK. When I try to connect to nRF Connect on my Mac I get the following error: "Error while probing devices: Error occured when...
Hi Guys,
I hope that you could help me with issue which can be observed in my new "nRF52 setup". I've connect LSM9DS1 sensor to NRF52 DK. The "twi_scanner" example from...
