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'm having some trouble with the read authorization giving me weird reply values.
In my application, I'm using a custom service called "Light Control" consisting...
Hello, I have inherited a (good) project in which the previous designer implemented a checksum using a value calculated from this:
char* pMemory = 0;
return crc16_ccitt...
If I want to recognize the specific beacon device in the smartphone app, how to read a specific uuid as major, minor beacon in the application?
I know the uuid with a unique...
Hello Everyone,
I want firmware revision to be added in advertisement packet how can i do it . is it ok to add it to manufacturer data or it is nordic proprietary .
...
I want to displayed Service and Info of Beacon. in App(Master Control Panel)
Now, State of my source is only Service displays.
What can I do to fix it? How do I fix...
HI, I have test mbed compiler with NRF51-DK ( I don't like Kail)
so I don't find tutorial or example for test BLE comunication
In particular, after install the new firmware...
Hello, I have 2 nRF51 DK PCA10028 models with 2 nRF51 DONGLE's.
First off, I am a student that is very interested in programming but teachers here can not teach me due...
hi,
Our customer find BLE's app_timer emerge a deviation when use the BLE's app_timer. the customer is developing bracelet product , their programs with two app_timer,...
Silly question, but I don't seem to be able to add a firmware-update .zip to the DFU 'sub-app' in the nRF Toolbox iOS app.
nRF Toolbox version 1.7
iOS Device: iPhone...
Hi Team,
In Generic Access I want to change properties for "Device Name". Is it possible?
I want to remove Generic Attribute Service(0x1800). Is it possible?
I am...
We have a BLE peripheral that has a button interface and nothing else. We would like to add some security so only certain smartphones can send/receive commands from it. An...
Hello all,
I'm using nrf51822 xxac on my project, however, I sometimes got feedback from my customer and said the OTA is not work. My device can't turn to DFU mode for firmware...
Hi, I bought the nrf51822-beacon kit and nrf51-dk including TC2030-CTX-NL connector for connecting them each other through the Debug out pin on the nRF51-DK.
I can't find...
