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 am using the Adafruit nRF52 Feather development board and their implementation of the Nordic blob for Arduino. I am having the problem where the output data is as expected;...
Hi,
I have a nRF9160DK with a Sim Card from a local provider, that supports NB-IoT.
I modified the example program in \ncs\zephyr\samples\net\sockets\echo and wanted to...
SDK: 15.3.0
I has ported cli example to my application.
There is a problem with displaying the text. (using custom board + USB to TTL tool)
as you see, "\n" doesn...
I have read a number of posts here about creating new projects, most are a couple of years old. I just want to make sure I'm not missing anything.
I am able to compile and...
Hi everybody, I would like to adopt an nRF52840 DK example to the nRF52840 dongle. ( There is a ble_uart_app example for the PCA10056 DK but not for PCA10059 dongle. I followed...
We are considering the nRF52840 for product integration and testing out now. We are looking for an RTOS example running in Segger Embedded Workbench and having problems -...
Hello,
im trying to use secure bootloader from SDK v 12.3. I have custom board with nrf51822 and one oscillator. I changed flags to custom board. I was able to compile the...
I need to update firmware in an nRF52 via TWI. It seems like it would be fairly easy to modify the serial bootloader/DFU provided with the SDK, but I'm not finding the code...
Hi, I'm using SDK15.2.0 and A nRF52832 for my project.
I followed the "flash_fstorage" example give by Nordic, to write in the flash memory in my project.
When I run my...
Hello,
I am using System ON mode for low power. Still it is consuming 2mA. I heard i can go down to 60uA. I am using UART for Communication. In Sleep I tried to disable...
We wanted to use the NRF51-DK to flash a few nRF51822 based beacons, using the SWD interface. The docs recommended using the Segger J-Flash program, but that program is now...
Having a bizarre issue with mergehex and DFU. I hadn't had a problem with this previously with this code base. When I try and merge the App, Bootloader, Bootloader Settings...
we are working on a project which required to use usb cdc acm. compare with normal serial, the usb cdc acm always lost some packages when chip start and reboot. do anyone...
Hello,
I'm experimenting with nRF52840 Dongle and successfully flashed ble_zigbee_dynamic_color_light_bulb_thingy . I also connected it to my Samsung Smarthings hub (Zigbee...
Hello,
I am running application with softdevice s130 and nRF51_SDK v 12.2.0 on a custom board. The interrupts that are used by the SD are not used anywhere by the application...
