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...
Hello, I'm using nRF52811 and It works with 1.8 voltage on it's VCCs. Is it possible to use a micro SD? Should I use a voltage level translator (for example TXB0108)? I know...
Hello all,
I try to import Keil project into Eclipse with Makefile. I managed put all my source file to be compiled, and my include paths etc.. in my Makefile
In Keil...
Hi,
I am working on one application in which I want to sample ECG at 1000 samples per second continuously and battery value at 15 seconds interval. I am configuring two...
Hi,
I'm trying to connect my phone ober BLE with the nrf52840. The first x attemps always work (connect, disconnect, connect, disconnect, ...) but after some time no further...
Hello guys,
I`m pretty new in socket programing, I have a question , is there any way to trigger an event for a file descriptor that is used in poll() function ?
For example...
Hello DevZone,
Recently I've been testing connecting multiple servers to one client and fiddling around with some settings regarding timing and packet size.
In the following...
Hi everyone,
Recently, I have bought two nRf52 DK, and I want to test the latency between central and peripheral in 2Mbps.
Can someone give me some suggestions about where...
I develop BLE Beacon device using nRF52832. I want to set the device name by combining "XXXX" and the lower 3byte of MAC Address. "XXXX" is used to recognize it as a company...
Hi,
I have a modified template of the ble_app_template example from sdk 15 NRF58240-dk pca 10056 s140.
I have written a custom function as per this tutorial : https:/...
Hi,
I followed the "Getting Started Assistant" to setup SEGGER Embedded Studio, but after opening the GPS example for nRF9160 i end up with Import Errors. 1> main.c:8:10...
My production app(sill in development technically but pre-production stable) is having issues with our SDK14.2 BLE UART application. When the generic version from examples...
I tried to add spi driver to existing BLE project but I've got this error:
../nRF5_SDK_current/integration/nrfx/legacy/nrf_drv_spi.h:120:37: error: 'NRF_DRV_SPI_INSTANCE_0...
Is there some way to configure nrfutil to produce the *.dat and *.bin files as such, without bundling them into a zip file? I tried going through the help and did some quick...
Hello, I have decided to use an external RTC ( M41T64) to wake up the nRF52832 from system OFF mode. I am also planning to use the RCT to generate generate the 32.768 kHz...
