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, i'm working with nrf8001 right now. I know that nrf8001 can work like Peripheral(slave) device. This is working ok. Im wondering if it is possible for nrf8001 to work...
Hello I'm trying to utilise the multiceiver mode with nRF24L01 and Arduino, the idea is that an nRF will be able to send a message and six other receivers will be able to...
When I use nRF UART of android phone A and B to scan the bluetooth device, the scan result is below:
first picture is the result of phone A, second is phone B:
first one...
Hi,
I want to use nrf51 development board as a bluetooth alarm clock using internal RTC . How can I generate timestamps to determine current date and time. Can the timer...
hi.
i want to parse the data before sending to BLE UART.
i am fetching data from RX/TX pin. and now i want to do some modification in data before sending it.
this block...
Hi, I want to send a constant carrier during production testing of a product.
First I call sd_softdevice_disable(); then I do the following:
//Restart radio
NRF_PPI...
Hello,
in our application I can see, that sometimes the nRF51822 completely resets, during a BLE transmission.
I am using S120 as peripheral. The peripheral is connected...
Hello,
I am trying to understand the basic working principle of the bootloader so i tried the DFU example in the SDK 9 it gets compiled and when i try to flash into the...
Hello,
I am using BL600A module and Nordic softdevice and SDK9.0. The system is having NUS service and TX and RX characteristic. Now I have a requirement for firmware upgrade...
Hello,
Should the application guarantee that the data sent to sd_flash_write is available until it receives the callback or will the softdevice make a copy of the data...
Do you have an example application which automatically re-bonds to an iPhone when the phone has been powered off and then powered on.
Otherwise, what changes are required...
HI,all.
i am so sorry for my silly question here, but it is Very important to me.
i am a newcomer here ,and i am a beginner for nrf52382 and nrf51422.
I heard the...
BobLouwe.logicdata Hi devs,
I'm setting up my own .NET mircro framework stack for the Adafruit nRF8001 Break Out board. When write the Reset port I do get an interrupt...
