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 everyone
i have created one custom service and i succed to compiled then i checked my service via master control panel it is showing unknown service but i named it...
Hello,
I have a question about including multiple identical services in GATT table. For example, my device has 2 batteries so I need 2 battery services (with same UUIDs...
Hello,
I am developing a NRF51-based peripheral (S110) device with N tactile switches - each one assigned to single "bonding slot". I need the peripheral to be able to...
i have use nrf51822
when no connection creat between android nrfUart app and backon kit so autometically sleep in 180 seconds,
but i have need sleep condition in connected...
I'm new to the Nordic range of devices and the SDK.
I have a project where I'm using the HAL in the SDK to configure GPIO/GPIOTE and the UARTE0. With both the GPIOTE and...
Just want to check that my understanding is correct:
I have ported/migrated my app from SDK 6 to SDK 9, merely because I want to use the DFU facility. However, I have read...
Hello everyone
i am trying to add printf statements inorder to see the excution of the program can anyone sugges tme how to printf statemtns in app_uart example!? i would...
Is there a document describing the interaction and any asynchronous issues with the different types of event handlers? As I read it there are softdevice events, BLE events...
Hello,
I have added a timer to my code, which I need to be of 1ms. The handler of the timer is correctly called when the timer is 5ms or above. However, if I change it...
Hello,
After searching in forum, I understood that we cannot debug application with softdevice unless PRIMASK bit is set.
But in my application there is a requirement...
Hi Nordic
I am using GZLL to develop a prototype whereby data from sensors will be transferred to a Computer in a Wireless sensor network.
The idea is, when data are requested...
Dear all,
we want to use a nRF52837 for a developement project we are planning. We have been asking ourselves on which functional level the alpha Softdevice S132 for the...
Hello, i analyze the device manager routine (device_manager_peripheral.c) and in BLE_GAP_EVT_CONNECTED case you checking containing the device address in bonded table.
My...
I am working with nRF51822 beacons and an iOS 9 application that I am developing. I am testing on an iPhone 6. My application uses the CLLocationManager's beacon ranging functionality...
