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...
Scenario: I want to use an Arduino shield with the nRF51 DK. When attached to an Arduino, the Arduino's barrel jack is plugged into a 12V power supply. The shield takes advantage...
I am working on a ble project using the nRF51422 and IAR. I can load the code onto the board from IAR and it works as expected, but I run into errors when I run the code with...
Hello there,
I use the MasterEmulator.dll with LabView and the nRF51 Dongle and everything works fine in the past.
Now I had to change something in my LabView software...
Hi all,
recently I tried sd8.0 and i used the example "ble_app_hrs".
the strange thing is in my phone i can see device advertising but cannot connect to it successfully...
I tried to use this example with a nRF51422 and the board of N5 Starter Kit of Dynastream. I adjust all to make it works fine: custom_board and so on.. And I used the Soft...
From SDK 7.2, we have the following definitions:
components\drivers_nrf\pstorage\config\pstorage_platform.h
typedef uint16_t pstorage_size_t; /** Size of length and...
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...
