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...
I want to use in my project tft 1.8 display with st7735 controller. I'd like to use some based code but can find nothing except on infocenter nordic
As I understand there...
Hi,
I am writing a boot loader which does not need to use the soft device as the image is being transferred over an SPI interface.
I have merged the softdevice and my...
Hi
I suppose that Multiple connection to centrals is available from BT4.1.
Is it possible to realize bu S110?
If it is so, which version is available the specification...
Hello, I made some boards on nrf52832 and I was testing the PCB.
The test program is ..\nRF5_SDK_12.0.0_12f24da\examples\ble_peripheral\ble_app_hrs.
(I have downloaded...
Hello! Just got a few NRF51822's.. looking to just brodcast a few basic URL's.. if someone can point me in the right direction or maybe let me know where I can hire someone...
I work with ble_app_uart example and want to move uart init and event handler into separate file( e.g uart.c).
I just copy uart_init, uart_event_handler functions with some...
I am writing code that runs on a NRF51822 (to be less specific it runs on a Red Bear Lab BLE Nano). The board has a 32.768khz crystal on it that I want to use to wake up the...
Now I am sending data at 250 ms.
I'd like to send data at 80 ms.
Is this possible?
also,how much can it extend the advertisement interval to the maximum?
thank you in...
i am working with eclipse to program the ble_app_hrs but it is getting error "No rule to make target _build/app_trace.o', needed by nrf52832_xxaa_s132'. Stop" when it builds...
Hi,
In the newer versions of NRF 5 SDK (sdk10 vs sdk12), does the softdevice takes more RAM?
I am using nrf51822 (qfaa) and sdk 12.3. with softdevice s130_2.0.0.1....
I can't get my PCA10040 board to send serial data when connected to a FTDI USB dongle.
When the FTDI dongle is disconnected, and I connect my logic analyzer to the tx and...
I have problem with PPI on NRF52832 (SDK 13.1.0, softdevice S132 4.0.2).
Programmable peripheral interconnect (PPI) usage by Softdevice S132 according to infocenter...
Hi all , I am beginning with SEGGER Embedded Studio . I flow 2 tutorial at :
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
I using NRF52832 board...
My mobile set XOLO ERA 2 , bluetooth V4.0 is not pairing with bluetooth speaker MINI-X6, Bluetooth V2.1. While Bluetooth is on Mobile set gives message " CANNOT COMMUNICATE...
