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...
Hi, I had download the nRF5_SDK_15.3.0_59ac345,but I couldn't find the softdevice S112 hex.(Nordic52\nRF52_SDK_Source\nRF5_SDK_15.3.0_59ac345\components\softdevice\s112\hex...
Hi ,
We have the following setup :
One nrf52840-dk acting as a multi-link central
One nrf52840-dk acting as a peripheral ( blinky app )
Both communicate well over...
I want to expand the Asset_Tracker example by adding the possibility to send data through UART2 to the controller and then to the nRF Cloud.
I am unable to find any document...
for 52840, customer want to have a part of flash, it can set write protect, to avoid illegal erase or destroy, they use this part of flash to run boot-loader, is it passable...
As far as I could see, only GGA NMEA sentences are enabled by default. I want to check if RMC sentences deliver positions faster, and in my prj.conf I do the following:
...
I got an nRF52 DK and I was unable to recognize the JLINK driver by connecting to my computer via USB. My SEGGER version is 6.44E and my own jlinkV9 is normal. How can I solve...
hi all ,
now , i need add create mqtt ble gateway .
it compiler failed follow message :
C:/temp/ncs/zephyr/drivers/serial/uart_nrfx_uarte.c:1272:9: error: 'DT_NORDIC_NRF_UARTE_UART_2_LABEL...
I am playing with flash and fstorage lib. I finally got it up and running - I can write and read to flash without having fatal errors. But it's not working as expected. I...
Hi all,
I am running in a strange problem. I am using the gfx example under peripheral with the nRF52840 DK and a display with ST7735 driver. I connected the display to...
Hi,
I am looking for the C# library for the development of Windows PC applications to communicate with nRF52 Bluetooth module.
Is there any C# library available to...
Hello,
I work with an nRF52840 DK and I want to put together the "Light switch" application with the "BLE_app_uart" application . I use the S140 softdevice, SDK 15.3.0 and...
I was looking at the specifications of a n52840 and was curious in how much power is consumed from the Analog to Digital converter in the nR52840 during the conversion. I...
