To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
First I'd like to salute the great work done by you Nordic people for those open source and hardware.
I just installed the SDK 10.0.0, S120, gcc-arm toolchain, configure...
Hello, I'm a beginner with the BLE technology and nRF52 is a good tool to start with it.
Currently, I have a setup that allows a Raspberry Pi and an nRF52 to communicate...
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...
