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 have a question about using the "Radio" peripheral on the NR51422 Dongle development ki
I am putting together a fairly simple prototype device that needs to transmit...
Hello,
I started development on a NRF52832 board couple of days ago. I want to get sensor's data via SPI (with the NRF52 as a master). However I've got weird linking issue...
when creating a pairing with a peripheral, the application fails to exhange keys to allow for random private addressing so the peripheral cannot reconnect because the address...
Hello,
on your product info page, the operating temperature range for the nrf81522 is indicated as -40..+105C, while on the datasheet the same value is -25..+75.
nrf81524...
Hey,
I`m experimenting with the blinky ble example in SDK 12.
Everything works fine with the Android nRF Blinky app.
But I noticed a weird behavior when using nRF Connect...
I have tried extracting Bluetooth address of connected device by using "ble_gap_addr_t" ,
by this i am able to get some address but that address is being changed after re...
Hello,
I've managed to get the change to DFU working from my app, but now I'm stuck with the buttonless DFU BLE operation. I've added extensive logging to the <nRF5_SDK...
Hi, I'm working on porting my application from SDK 11.0 to 12.2.0 and I have a problem initializing the buttonless DFU service. I've flashed the secure bootloader and appropriate...
Hi:
I just got an nRF52832 development board, I have ran the tutorials using Eclipse and I was able to run the blinky example.
I am now trying to get a BLE application...
Hello,
As far as I understand previous versions of DFU BLE bootloader implemented a timeout so if DFU is not being used and an app is present it will run after a few time...
Hi,
I want to OTA firmware upgrade of STM32 (External MCU) using nRF51 through Android App on BLE. STM32 and nRF51 communicate on UART.
Please any one suggests how to...
My project based on nRF52832 and SDK is 12.2. I need to support alert notification(service UUID 0x1811) client profile for mobile device, I just build and download the nordic...
