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...
I try to integrate Mult-touch(touch screen) and Keyboard feature in a single program, when I run this program, the phone side(Android8.0 based) can only receive Mult-touch...
When using nRF connect for desktop on ubuntu I can't go through the "Select serial port" step because I got the following error message:
"Could not open the port. Please...
With the release of SDK 15 has come the new nrfx module API's which seem to be easy to port to. One thing I have seen in the nrfx templates is the use of the nrfx_config.h...
Hi,
We are using nrf52832 micro controller and our device is consuming about 14mA current right now.so i have 2 querries that
1. How can we put our nrf into low power...
Hello,
I encountered an interesting issue with SPI0 on the nrf52840 that I cannot explain. In short, my SPI bus would stop working shortly after communicating with my slave...
Dear Nordic Semi, I play with NRF24L01+ shield and, what I control using STM32F411RE or ADuCM4050. Once a while, NRF24L01+ chip stops and on the MISO line with permanent 0xFF...
Hello,
I have been working with the example ble_app_hids_mouse to learn a bit whitelist. My code now doesn´t have anything about the mouse anymore since i only care about...
Dear Sir / Madam,
My customer is asking me if nRF51822 is compiled to the requirements of China's RoHS 2.0. Below are the requirements for tour reference.
China RoHS 2...
Hi
Can you please provide an example/pseudo-code on how the channel_mask member in the ble_gap_adv_params_t struct is used? The only examples provided in the SDK and the...
I have open a brand new nRF52 Development Kit. It is not recognise by the nRFgo Studio. I have tried the trick you mention on this thread:
https://devzone.nordicsemi.com...
I have been looking into the ble UART example a bunch trying to incorporate it into the ble blinky example.
I keep getting an NRF_ERROR_INVALID_STATE error when calling...
Where can a person get decent documentation on developing for BLE on the nrf52840 using segger embedded studio?
Is it possible to create a new project without having to...
