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...
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 have a problem with programming brand new chips nRF51422.
I have connected: Vcc (1, 12, 35, 36), Gnd (33,34,13), Swdio (23) Swdclk (24).
christal on the board:
...
I had downloading many versions SDK,from 10.0.0 to 12.2.0.But when I Program SoftDevice then download the examples,such as the path:
nRF5_SDK_12.0.0_12f24da\examples\ble_central_and_peripheral...
hi,all.
when i first time connect nRF52840PDK to PC, and open nRFgo Studio, but encounter this problem:
no device detected.
screenshot:
I click recover button many...
I want to send several packages in one interval from my iphone to 51822(s130).But the demo ble_app_uart can only receive 1 package per interval（ipone6，lightbule，writewithoutreponse...
I want printf the date and time when compiling code.
But I drag on this error:
SEGGER_RTT_printf("%s %s.\r\n", __DATE__,__TIME__);
compiler says:
It's strange...
Hi engineer,
I found that the SAADC current is increased after the SAADC function opened, then my processing method as below:
1,I close SAADC function after sampling...
Looking for the OpenOCD equivalent of ""nrfjprog --rbp all"
Looking at the commands for OpenOCD they have a "flash protect" command, but it doesn't appear that's quite...
When you start an application timer, you can provide an optional context pointer. Is that pointer memcpy'd like with the scheduler or is it a shallow copy? I'd like to know...
We have been suffering about this problem quite a long time, maybe since the beginning of starting to use nRF51822 roughly two years ago. The thing is that we cannot trust...
I am working on a ble peripheral project on the nrf52832. When I make an SPI transfer inside the main loop the spi_event_handler function gets called with no issues. After...
Hi, I was wondering if there a way to connect several peripheral devices to a central device with nRF52840? In my application, I need to send data from multiple temperature...
Hi
i wanna create a connection between nrf24l01+ and nrf51822 with esb
in nrf51822 side i'm using sdk12.02 example and i need help for nrf24l01+ side
recommend me...
Have an nrf51 board design that doesn't want to run without a debugger. When programmed, the debugger can run the board. When the debugger is removed, the board does not seem...
Hey guys,
I work with a partner who makes the hardware for me and uses the nordic chips. I want my device to pair over the android and iOS system settings.
image description...
The migration document below seems to refer to an SDK that no longer available for download for nRF52, v0.9.0.
infocenter.nordicsemi.com/index.jsp
Tried to apply nRF52...
