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...
There was something in the webcast yesterday about a Nordic nRF52 roadshow/tech tour/worldwide series of events.
I hunted around the nordicsemi site but didn't find anything...
hi,
i am working on ble project where i am trying to develop a project with master(mobile phone)-bridge(acting as master and slave,nrf board)-slave(nrf board) .i use the...
Hi,
I would like to save the most energy when going to sleep mode. In particular, I want to turn off all modules except the RTC timer.
So, after shutting down the radio...
Hi,
How could i implement Just work pairing method in my "ble central and peripheral" example. I modified project to suit my need, and everything works fine, untill i try...
I am working on a ble project ,'ble_central_and_peripheral",s130.In this project the device acts as master and slave. It connects to the slave only if the address is predefined...
I may be missing something. I am trying to generate a square wave from a GPIO pin in a BLE application (SoftDevice 8.0). I tried libraries (nrf_pwm.c and nrf_pwm.h) in this...
Why does the nRF52 only have +4dB output when most competitor chips are atleast +6dB (some up to +10dB). I understand that the RX has been improved by 3dB for a better overall...
Is there a way to know that there is no more data being received via UART?
One solution is, of course, to start a timer every time a byte is received via uart_evt_handler...
I am using read characteristic to read data from from a characteristic. The characteristics range from 2 bytes to 32 bytes in length. The time to read the data using IOS,...
For those of us who were not invited to Norway to try the nRF52 over the next two days....
When and how can we get our hands on a nRF52 development kit?
For example, ble_advdata_set() wants to insert company identifier and a "00" in the last byte of the response packet. Are these required, and if not, how to use the ble_advdata_set...
Hi there,
One quick question about updating Beacon configuration, including UUID, major, and minor. For development, we can use our APP on the phone or Master Control Panel...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
