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 need the 16 bit timer1 to have high priority, how do i set this to a high priority? And what priority does it have in my case when i use:
NVIC_EnableIRQ(TIMER1_IRQn...
Hello
I have a nRF51822-EK evaluation kit, I have succesffuly installed the nRFgo studio and Seggger software so that I can detect the dongle and it shows up on device...
I compiled HID_KEYBOARD on two computers.
One doesn't have any problem, but another has...
I tried to connect with I-phone, but i couldn't find I-phone connection. ...
This days I start to learn build my own profile with nrf51822 and I find nrf51-ble-app-lbs example in nordic web site.
But I can not find APP of iOS or Android here: https...
I tried to do send & receive binary data from bluetooth in ios app.
But i only can send & receive string or ASCII code data in my app, do you have any method or idea can...
Hi
I just used ble_app_hrs project for some clarifications. I wanted to debug the project for monitoring behavior of some variables values so I set breakpoints on the locations...
Hello everyone,
I studied firmware for the first time,
I lost nrf51822 simple_uart.c source file..
I can not work in progress now.
I would appreciate anyone upload T...
Dear Nordic,
Is there any documentation available,how the random pool works and where is expected that SoftDevice offers something and when it is blocked? And if there...
I'm interested in using this kit in a commercial product and would like to know if the beacon is already FCC certified.
Currently, it would only be sold in the United States...
Hi,
I used uart_example from SDK v4.4.1 where I continuously transmitted a character 'A' to the serial port
As from the discussions I found in devzone the output will...
Ive searched thru a few of the communities out there for an answer to this, but I am still not sure. I appreciate any help with my newbie questions :)
I need a home automation...
Hi,
I'm trying to compile the ble_app_beacon firmware found in nrf51_sdk_v5_2_0_39364/nrf51822/Board/pca10001/s110/ble_app_beacon with the gcc toolchain on MacOSX, but...
Hi,
I tried ble_app_hids_mouse with Android 4.4.2, it can work properly for first time connection. However, it cannot be re-connected after switching Phone's Bluetooth...
