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 I am using sdk 11 and adding DFU to my application
My application always stuck at dfu_ble_svc_peer_data_set(&m_peer_data);
in function 'static void dfu_app_peer_data_set...
Hello all,
I try to instantiate an uart driver using NRF_DRV_UART_INSTANCE macro, but I got the following error :
sdk/components/drivers_nrf/uart/nrf_drv_uart.h:97:1...
Hello,
We are developing an application in which we have an NRF51822-CFAC with sd110 v7.0.0 together with very small energy allowances. Our problem is that we cannot get...
On an ble advertising timeout an event is dispatched to : ble_advertising_on_ble_evt(p_ble_evt)
I notice the application restart and suspect it due to :
ble_advertising...
Hi,
I'm trying to get a timestamp when advertisement occur in heart-rate-collector example(E:\test_nrf\examples\ble_central\ble_app_hrs_c\pca10028\s130\arm5_no_packs)....
Hi Nordic Tech support team,
Now, I burn my nrf51822 softdevice Bootloader and application by nRFgo Studio tool。There are some problems as follow：
(1) When I burn softdevice...
Hello,
I used this tutorial :
devzone.nordicsemi.com/.../
But I can't resolve the "Challenge 1" (write 4 bytes on the characteristic).
Can you explain me, please...
Hello, I have walked through this tutorial: devzone.nordicsemi.com/.../
however things didn't work as planned. I can now read the default value of a value characteristic...
Hi, I was wondering how to change from central mode of the NRF52 board to peripheral mode and from peripheral mode to central mode by pressing the input buttons on the board...
In the blinky-central example, on_ble_evt() switches over both BLE_GAP_EVT_DISCONNECTED and BLE_GATTC_EVT_TIMEOUT .
Why is this required? Won't a client GATT timeout...
