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, now I'm using NRF52832 's UART with SD12 and it required to receive 40 bytes per 10ms.
In fact, it does not take 10ms to complete the reception.So my idea is to create...
Hello,
I'm working on a type of activity tracker using the NRF52, and I'm a bit stuck with time aspects.
The device stores two versions of activity data; daily totals...
Hi
First I wrote a post because the initialization was crashing, but now I found out it was because the RX line was low.
How to initialize the uart if the RX line is low...
hi i have a problem with ble app uart.i used nRF5_SDK_12.3.0_d7731ad and Eclipse Mars 2.
I had build main.c in hex ble_app_uart\pca10040\s132 . And after that a maked mergehex...
Hello,
I am trying to update our application with DFU support but it will not work for me. One of 2 things happens:
Programming the bootloader and softdevice by programming...
Hello,
We have the following setup:
SDK Version: nRF51_SDK_8.1.0
bootloader Version: dfu_dual_bank_ble_s110_pca10028.hex
soft Device: s110_nrf51_8.0.0_softdevice...
Hello,
I'm working on a concurrent role device (advertiser+scanner+peripheral+central) and devices are configured to connect each other in a mesh-like way (Note: I'm not...
Hi,
i am using ble_app_hrs_c_pca10056_s140 and when connected to one particular device i need to access it's GATT profile services and characteristics.In example ble_app_hrs_c_pca10056_s140...
Hi,
I am working with the nRF52832 development board and am running SDK 13.1.0 and SoftDevice 212 4.0.2. I have flashed a modified version of the broadcast example onto...
Hi everybody,
We have used both nrf51822 from batch 2015 week 33 and 2016 week 27 and found big discrepencies on BLE connections (stability issues)
Is there major differences...
Hi all,
I have sent an application ZIP OTA and performed DFU, the log:
...
<debug> app: All flash operations have completed.
<debug> app: Starting reset timer...
Hii,
i am using ble_app_hrs_c_pca10056_s140 and when connected to one particular device i am able to get battery level of advertiser but i what advertiser's device information...
