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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi, i use the SDK11 and i will send and receive beacon and be able to launch a BLE DFU.
I am able to make a software in wich i can receive and send BEACON but in...
I'm trying to upload via DFU from one nRF51822 to another nRF51822 via DFU
The receiving side is not a problem as there there are loads of examples.
But I can't find...
Hi,
I'm developing some code for an AVR MCU with the Adafruit nrf8001 and had a question about the expected behavior of the handshaking lines, REQN and RDYN
My understanding...
Hi all,
I'm working on nRF5_SDK_11.0.0_89a8197 using eclipse IDE. If I build any example project it compiles all the files every time even their is no changes in files...
Dear Nordic Team,
Thanks for support.
Last two weeks i am try to BLE DFU example code. But its not work. Please Check this Thread also devzone.nordicsemi.com/.../
...
My GATT service measures a few values, and stores them (~ 100 bytes). When the GATT server (phone) requests data from a specific characteristic, I would like to return the...
Dear Nordic Team,
Thanks for support.
I am using nrf51422 kit and SDK version 11.0. I want to know the BLE DFU test using example codes.
Enclosed bootloader hex file...
Hi again!
Thank you for all your answers this community is great! :-)
I am trying to develop a small app to be flashed on QFAB chips but I am facing a memory size problem...
While getting myself familiar with new SDK12 features I've noticed that when nrf_log uses deferred logging to RTT NRF_LOG_FINAL_FLUSH() results in unconditional breakpoint...
Hi guys,
Wanted to play around with the new SDK and the S332 Softdevice. I tried your multiprotocol example "ble_ant_app_hrm" with Keil.
Build fails:
http://dumptext...
Hi,
I am developing an app using the base module "ble_app_uart". In our application we would like to store data in the flash memory.
I am using "Flash Data Storage"...
I want to make my nRF52 turn on every 5 minutes, send data to a device over BLE and go back to sleep. For some reason once I turn on BLE advertising LED1 becomes solid and...
Dear Nordic Team,
Thanks for supporting.
We are worked in nRF51422 development kit.How can i enable DFU service in all BLE APP examples source codes in main.c
Please...
Hi,
when I use nRF Connect (or MCP before) to browse my BLE service, I get shown some garbage if I use many characteristics in my service.
When I use 45 characteristics...
